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40% off
Uart Interface SX1278 Supporting Chip Long Range Wireless Module Communication Wireless Hc 14 433MHz Uart Interface SX1278 Supporting Chip Long Range Wireless Module Communication Wireless Hc 14 433MHz

Uart Interface SX1278 Supporting Chip Long Range Wireless Module Communication Wireless Hc 14 433MHz

$63.77$106.29

50% off
Ground Network Kit for JPC-12 and JPC-350 HF Antennas Used in HF Communication Systems Requiring Low-Impedance Ground Connection Ground Network Kit for JPC-12 and JPC-350 HF Antennas Used in HF Communication Systems Requiring Low-Impedance Ground Connection

Ground Network Kit for JPC-12 and JPC-350 HF Antennas Used in HF Communication Systems Requiring Low-Impedance Ground Connection

$27.94$55.88

50% off
Wireless Module HC 14 433MHz with UART Interface and SX1278 Chip Supporting Long Range Wireless For communication Wireless Module HC 14 433MHz with UART Interface and SX1278 Chip Supporting Long Range Wireless For communication

Wireless Module HC 14 433MHz with UART Interface and SX1278 Chip Supporting Long Range Wireless For communication

$81.69$163.38

Wireless Doorbell Remote Control Caller Communication Smart Wireless Digital Music Doorbell Home Safety Protection Sensor Wireless Doorbell Remote Control Caller Communication Smart Wireless Digital Music Doorbell Home Safety Protection Sensor

Wireless Doorbell Remote Control Caller Communication Smart Wireless Digital Music Doorbell Home Safety Protection Sensor

$73.25$73.25

1 sold
8CH Serial communication electric lock control board intelligent vending machine locker door multi-channel control board 8CH Serial communication electric lock control board intelligent vending machine locker door multi-channel control board

8CH Serial communication electric lock control board intelligent vending machine locker door multi-channel control board

$8.00$8.00

2 sold
45% off
ABSY Expansion Interface Chainbus Communication Protocol Conversion Unit HY2.0-4P Unit For Expand Chain Device Multi-Function ABSY Expansion Interface Chainbus Communication Protocol Conversion Unit HY2.0-4P Unit For Expand Chain Device Multi-Function

ABSY Expansion Interface Chainbus Communication Protocol Conversion Unit HY2.0-4P Unit For Expand Chain Device Multi-Function

$11.15$20.27

46% off
for JPC12 JPC350 dedicated ground network optimized for PAC 12 stream robust communication and smooth transition network 5 meter for JPC12 JPC350 dedicated ground network optimized for PAC 12 stream robust communication and smooth transition network 5 meter

for JPC12 JPC350 dedicated ground network optimized for PAC 12 stream robust communication and smooth transition network 5 meter

$84.32$156.15

1 sold
59% off
Dual-core Processor Board Wireless Communication AI Voice Module 802.11 B g n 2.4GHz WiFi Supports Up To 16MB PSRAM Dual-core Processor Board Wireless Communication AI Voice Module 802.11 B g n 2.4GHz WiFi Supports Up To 16MB PSRAM

Dual-core Processor Board Wireless Communication AI Voice Module 802.11 B g n 2.4GHz WiFi Supports Up To 16MB PSRAM

$75.12$183.23

36% off
Wireless Module HC 14 433MHz for UART For communication with SX1278 Chip and Wide Voltage Range DC 3 to 5 5 Volt Wireless Module HC 14 433MHz for UART For communication with SX1278 Chip and Wide Voltage Range DC 3 to 5 5 Volt

Wireless Module HC 14 433MHz for UART For communication with SX1278 Chip and Wide Voltage Range DC 3 to 5 5 Volt

$80.10$125.15

45% off
B14C Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit B14C Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

B14C Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

$11.42$20.76

54% off
T64C! RF 1420MHZ Space 1.42GHz Multi-Functional Convenient and Practical Portable Communication Antenna Module T64C! RF 1420MHZ Space 1.42GHz Multi-Functional Convenient and Practical Portable Communication Antenna Module

T64C! RF 1420MHZ Space 1.42GHz Multi-Functional Convenient and Practical Portable Communication Antenna Module

$75.18$163.44

49% off
[NEW A09R!】 Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface [NEW A09R!】 Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

[NEW A09R!】 Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$13.57$26.61

50% off
A92Z Fingerprint Sensor Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface A92Z Fingerprint Sensor Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

A92Z Fingerprint Sensor Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$13.30$26.61

38% off
AS95-HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand Chain De AS95-HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand Chain De

AS95-HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand Chain De

$10.75$17.34

14% off
Ethernet to TTL Serial Port Converter Module Modbus TCP to RTU DTU Module TCP IP Serial Server Industrial Communication Module Ethernet to TTL Serial Port Converter Module Modbus TCP to RTU DTU Module TCP IP Serial Server Industrial Communication Module

Ethernet to TTL Serial Port Converter Module Modbus TCP to RTU DTU Module TCP IP Serial Server Industrial Communication Module

$9.46$11.00

50% off
B68C Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface B68C Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

B68C Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$13.30$26.61

49% off
[NEW A09R!】 Smart Locker 485 Communication Control Board 12-Way Express Locker Lock Controller For Electromagnetic Locks [NEW A09R!】 Smart Locker 485 Communication Control Board 12-Way Express Locker Lock Controller For Electromagnetic Locks

[NEW A09R!】 Smart Locker 485 Communication Control Board 12-Way Express Locker Lock Controller For Electromagnetic Locks

$14.54$28.51

40% off
BTLIFE-Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit BTLIFE-Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

BTLIFE-Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

$10.74$17.90

RS485 serial communication electric lock control board intelligent vending machine locker door multi-channel control board RS485 serial communication electric lock control board intelligent vending machine locker door multi-channel control board

RS485 serial communication electric lock control board intelligent vending machine locker door multi-channel control board

$6.25$6.25

45 sold
13.56Mhz IC M1 Card Smart USB Communication NFC Contactless Access Control RFID Card Reader Module 13.56Mhz IC M1 Card Smart USB Communication NFC Contactless Access Control RFID Card Reader Module

13.56Mhz IC M1 Card Smart USB Communication NFC Contactless Access Control RFID Card Reader Module

$64.20$64.20

1 sold
42% off
for JPC12 JPC350 HF antenna dedicated ground network smooth device transition and robust communication 5 meter ABS for JPC12 JPC350 HF antenna dedicated ground network smooth device transition and robust communication 5 meter ABS

for JPC12 JPC350 HF antenna dedicated ground network smooth device transition and robust communication 5 meter ABS

$83.57$144.08

58% off
9 Pin RS232 Transfer Wire with Screw Lock Metal Shell and White Housing for Communication Port Routing Line Use X3UB 9 Pin RS232 Transfer Wire with Screw Lock Metal Shell and White Housing for Communication Port Routing Line Use X3UB

9 Pin RS232 Transfer Wire with Screw Lock Metal Shell and White Housing for Communication Port Routing Line Use X3UB

$34.51$82.17

5% off
RFHID Access Control Card Reader Module 125KHZ Embedded RF Card Reader Module Wiegand 26~37/TTL Level/RS232 Communication Format RFHID Access Control Card Reader Module 125KHZ Embedded RF Card Reader Module Wiegand 26~37/TTL Level/RS232 Communication Format

RFHID Access Control Card Reader Module 125KHZ Embedded RF Card Reader Module Wiegand 26~37/TTL Level/RS232 Communication Format

$13.77$14.50

11 sold
73% off
For modbus Remote Terminal Unit Switch Module with 4 Outputs and Dual RS485 UART Communication for Data Acquisition For modbus Remote Terminal Unit Switch Module with 4 Outputs and Dual RS485 UART Communication for Data Acquisition

For modbus Remote Terminal Unit Switch Module with 4 Outputs and Dual RS485 UART Communication for Data Acquisition

$24.89$92.20

60% off
A52T PN532 NXP RFID Module V3 Kit Near Field Communication Reader Module Kit I2C SPI HSU With S50 White Card Key Card A52T PN532 NXP RFID Module V3 Kit Near Field Communication Reader Module Kit I2C SPI HSU With S50 White Card Key Card

A52T PN532 NXP RFID Module V3 Kit Near Field Communication Reader Module Kit I2C SPI HSU With S50 White Card Key Card

$32.83$82.07

41% off
Dual-core Processor Board Wireless Communication Smart IoT Module AI Voice Module 802.11 B g n 2.4GHz WiFi 384KB ROM Dual-core Processor Board Wireless Communication Smart IoT Module AI Voice Module 802.11 B g n 2.4GHz WiFi 384KB ROM

Dual-core Processor Board Wireless Communication Smart IoT Module AI Voice Module 802.11 B g n 2.4GHz WiFi 384KB ROM

$65.74$111.42

51% off
【HOT-PRICE!】HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand C 【HOT-PRICE!】HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand C

【HOT-PRICE!】HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand C

$11.04$22.54

43% off
Motorcycle Intercom Headset with Anti Interference Audio Speakers Hands Free Talk for Helmet Communication Motorcycle Intercom Headset with Anti Interference Audio Speakers Hands Free Talk for Helmet Communication

Motorcycle Intercom Headset with Anti Interference Audio Speakers Hands Free Talk for Helmet Communication

$68.05$119.38

5% off
Communication processor CP5622 6GK1562-2AA00 CP5623 6GK1562-3AA00 CP5623 A2 6GK1562-3AA01 CP5624 6GK1562-4AA00 Communication processor CP5622 6GK1562-2AA00 CP5623 6GK1562-3AA00 CP5623 A2 6GK1562-3AA01 CP5624 6GK1562-4AA00

Communication processor CP5622 6GK1562-2AA00 CP5623 6GK1562-3AA00 CP5623 A2 6GK1562-3AA01 CP5624 6GK1562-4AA00

$6175.00$6500.00

34% off
CJSD-Unit Chainbus Communication Protocol Conversion Unit HY2.0-4P Multi-Function Expansion Interface For Expand Chain Device CJSD-Unit Chainbus Communication Protocol Conversion Unit HY2.0-4P Multi-Function Expansion Interface For Expand Chain Device

CJSD-Unit Chainbus Communication Protocol Conversion Unit HY2.0-4P Multi-Function Expansion Interface For Expand Chain Device

$10.76$16.30

50% off
B27B PN532 RFID V3 Module Near Field Communication (), Supports Communication With Android Phones

B27B PN532 RFID V3 Module Near Field Communication (), Supports Communication With Android Phones

$4.05$8.10

57% off
L62A Multi-Function Expansion Interface For Chainbus Communication Protocol Conversion Unit HY2.0-4P For Expand Chain Device L62A Multi-Function Expansion Interface For Chainbus Communication Protocol Conversion Unit HY2.0-4P For Expand Chain Device

L62A Multi-Function Expansion Interface For Chainbus Communication Protocol Conversion Unit HY2.0-4P For Expand Chain Device

$79.08$183.91

31BA RS232 9 Pin Wiring Form with White Housing and Screw Lock Metal Shell for Communication Port Transfer Line Use 31BA RS232 9 Pin Wiring Form with White Housing and Screw Lock Metal Shell for Communication Port Transfer Line Use

31BA RS232 9 Pin Wiring Form with White Housing and Screw Lock Metal Shell for Communication Port Transfer Line Use

$106.73$106.73

RS485 serial communication electronic lock control panel smart vending machine cabinet door multi-channel control panel RS485 serial communication electronic lock control panel smart vending machine cabinet door multi-channel control panel

RS485 serial communication electronic lock control panel smart vending machine cabinet door multi-channel control panel

$40.55$40.55

7 sold
32% off
ID Card Reader Module 125KHZ Embedded RF Card Reader Module UART Interface RF125 Communication Format RFID ID Card Reader Module 125KHZ Embedded RF Card Reader Module UART Interface RF125 Communication Format RFID

ID Card Reader Module 125KHZ Embedded RF Card Reader Module UART Interface RF125 Communication Format RFID

$12.99$19.11

62% off
Stylish-Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface Stylish-Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

Stylish-Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$9.00$23.68

40% off
Uart Interface SX1278 Supporting Chip Long Range Wireless Module Communication Wireless Hc 14 433MHz Uart Interface SX1278 Supporting Chip Long Range Wireless Module Communication Wireless Hc 14 433MHz

Uart Interface SX1278 Supporting Chip Long Range Wireless Module Communication Wireless Hc 14 433MHz

$63.77 $106.29

Categories: Security & Protection, Access Building Automation

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50% off
Ground Network Kit for JPC-12 and JPC-350 HF Antennas Used in HF Communication Systems Requiring Low-Impedance Ground Connection Ground Network Kit for JPC-12 and JPC-350 HF Antennas Used in HF Communication Systems Requiring Low-Impedance Ground Connection

Ground Network Kit for JPC-12 and JPC-350 HF Antennas Used in HF Communication Systems Requiring Low-Impedance Ground Connection

$27.94 $55.88

Categories: Security & Protection, Access Building Automation

Buy Now
50% off
Wireless Module HC 14 433MHz with UART Interface and SX1278 Chip Supporting Long Range Wireless For communication Wireless Module HC 14 433MHz with UART Interface and SX1278 Chip Supporting Long Range Wireless For communication

Wireless Module HC 14 433MHz with UART Interface and SX1278 Chip Supporting Long Range Wireless For communication

$81.69 $163.38

Categories: Security & Protection, Access Building Automation

Buy Now
Wireless Doorbell Remote Control Caller Communication Smart Wireless Digital Music Doorbell Home Safety Protection Sensor Wireless Doorbell Remote Control Caller Communication Smart Wireless Digital Music Doorbell Home Safety Protection Sensor

Wireless Doorbell Remote Control Caller Communication Smart Wireless Digital Music Doorbell Home Safety Protection Sensor

$73.25 $73.25

1 sold

Categories: Security & Protection, Access Building Automation

Buy Now
8CH Serial communication electric lock control board intelligent vending machine locker door multi-channel control board 8CH Serial communication electric lock control board intelligent vending machine locker door multi-channel control board

8CH Serial communication electric lock control board intelligent vending machine locker door multi-channel control board

$8.00 $8.00

2 sold

Categories: Security & Protection, Access Building Automation

Buy Now
45% off
ABSY Expansion Interface Chainbus Communication Protocol Conversion Unit HY2.0-4P Unit For Expand Chain Device Multi-Function ABSY Expansion Interface Chainbus Communication Protocol Conversion Unit HY2.0-4P Unit For Expand Chain Device Multi-Function

ABSY Expansion Interface Chainbus Communication Protocol Conversion Unit HY2.0-4P Unit For Expand Chain Device Multi-Function

$11.15 $20.27

Categories: Security & Protection, Access Building Automation

Buy Now
46% off
for JPC12 JPC350 dedicated ground network optimized for PAC 12 stream robust communication and smooth transition network 5 meter for JPC12 JPC350 dedicated ground network optimized for PAC 12 stream robust communication and smooth transition network 5 meter

for JPC12 JPC350 dedicated ground network optimized for PAC 12 stream robust communication and smooth transition network 5 meter

$84.32 $156.15

1 sold

Categories: Security & Protection, Access Building Automation

Buy Now
59% off
Dual-core Processor Board Wireless Communication AI Voice Module 802.11 B g n 2.4GHz WiFi Supports Up To 16MB PSRAM Dual-core Processor Board Wireless Communication AI Voice Module 802.11 B g n 2.4GHz WiFi Supports Up To 16MB PSRAM

Dual-core Processor Board Wireless Communication AI Voice Module 802.11 B g n 2.4GHz WiFi Supports Up To 16MB PSRAM

$75.12 $183.23

Categories: Security & Protection, Access Building Automation

Buy Now
36% off
Wireless Module HC 14 433MHz for UART For communication with SX1278 Chip and Wide Voltage Range DC 3 to 5 5 Volt Wireless Module HC 14 433MHz for UART For communication with SX1278 Chip and Wide Voltage Range DC 3 to 5 5 Volt

Wireless Module HC 14 433MHz for UART For communication with SX1278 Chip and Wide Voltage Range DC 3 to 5 5 Volt

$80.10 $125.15

Categories: Security & Protection, Access Building Automation

Buy Now
45% off
B14C Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit B14C Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

B14C Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

$11.42 $20.76

Categories: Security & Protection, Access Building Automation

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54% off
T64C! RF 1420MHZ Space 1.42GHz Multi-Functional Convenient and Practical Portable Communication Antenna Module T64C! RF 1420MHZ Space 1.42GHz Multi-Functional Convenient and Practical Portable Communication Antenna Module

T64C! RF 1420MHZ Space 1.42GHz Multi-Functional Convenient and Practical Portable Communication Antenna Module

$75.18 $163.44

Categories: Security & Protection, Access Building Automation

Buy Now
49% off
[NEW A09R!】 Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface [NEW A09R!】 Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

[NEW A09R!】 Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$13.57 $26.61

Categories: Security & Protection, Access Building Automation

Buy Now
50% off
A92Z Fingerprint Sensor Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface A92Z Fingerprint Sensor Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

A92Z Fingerprint Sensor Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$13.30 $26.61

Categories: Security & Protection, Access Building Automation

Buy Now
38% off
AS95-HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand Chain De AS95-HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand Chain De

AS95-HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand Chain De

$10.75 $17.34

Categories: Security & Protection, Access Building Automation

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14% off
Ethernet to TTL Serial Port Converter Module Modbus TCP to RTU DTU Module TCP IP Serial Server Industrial Communication Module Ethernet to TTL Serial Port Converter Module Modbus TCP to RTU DTU Module TCP IP Serial Server Industrial Communication Module

Ethernet to TTL Serial Port Converter Module Modbus TCP to RTU DTU Module TCP IP Serial Server Industrial Communication Module

$9.46 $11.00

Categories: Security & Protection, Access Building Automation

Buy Now
50% off
B68C Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface B68C Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

B68C Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$13.30 $26.61

Categories: Security & Protection, Access Building Automation

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49% off
[NEW A09R!】 Smart Locker 485 Communication Control Board 12-Way Express Locker Lock Controller For Electromagnetic Locks [NEW A09R!】 Smart Locker 485 Communication Control Board 12-Way Express Locker Lock Controller For Electromagnetic Locks

[NEW A09R!】 Smart Locker 485 Communication Control Board 12-Way Express Locker Lock Controller For Electromagnetic Locks

$14.54 $28.51

Categories: Security & Protection, Access Building Automation

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40% off
BTLIFE-Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit BTLIFE-Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

BTLIFE-Multi-Function Expansion Interface For Expand Chain Device HY2.0-4P Unit Chainbus Communication Protocol Conversion Unit

$10.74 $17.90

Categories: Security & Protection, Access Building Automation

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RS485 serial communication electric lock control board intelligent vending machine locker door multi-channel control board RS485 serial communication electric lock control board intelligent vending machine locker door multi-channel control board

RS485 serial communication electric lock control board intelligent vending machine locker door multi-channel control board

$6.25 $6.25

45 sold

Categories: Security & Protection, Access Building Automation

Buy Now
13.56Mhz IC M1 Card Smart USB Communication NFC Contactless Access Control RFID Card Reader Module 13.56Mhz IC M1 Card Smart USB Communication NFC Contactless Access Control RFID Card Reader Module

13.56Mhz IC M1 Card Smart USB Communication NFC Contactless Access Control RFID Card Reader Module

$64.20 $64.20

1 sold

Categories: Security & Protection, Access Building Automation

Buy Now
42% off
for JPC12 JPC350 HF antenna dedicated ground network smooth device transition and robust communication 5 meter ABS for JPC12 JPC350 HF antenna dedicated ground network smooth device transition and robust communication 5 meter ABS

for JPC12 JPC350 HF antenna dedicated ground network smooth device transition and robust communication 5 meter ABS

$83.57 $144.08

Categories: Security & Protection, Access Building Automation

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58% off
9 Pin RS232 Transfer Wire with Screw Lock Metal Shell and White Housing for Communication Port Routing Line Use X3UB 9 Pin RS232 Transfer Wire with Screw Lock Metal Shell and White Housing for Communication Port Routing Line Use X3UB

9 Pin RS232 Transfer Wire with Screw Lock Metal Shell and White Housing for Communication Port Routing Line Use X3UB

$34.51 $82.17

Categories: Security & Protection, Access Building Automation

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5% off
RFHID Access Control Card Reader Module 125KHZ Embedded RF Card Reader Module Wiegand 26~37/TTL Level/RS232 Communication Format RFHID Access Control Card Reader Module 125KHZ Embedded RF Card Reader Module Wiegand 26~37/TTL Level/RS232 Communication Format

RFHID Access Control Card Reader Module 125KHZ Embedded RF Card Reader Module Wiegand 26~37/TTL Level/RS232 Communication Format

$13.77 $14.50

11 sold

Categories: Security & Protection, Access Building Automation

Buy Now
73% off
For modbus Remote Terminal Unit Switch Module with 4 Outputs and Dual RS485 UART Communication for Data Acquisition For modbus Remote Terminal Unit Switch Module with 4 Outputs and Dual RS485 UART Communication for Data Acquisition

For modbus Remote Terminal Unit Switch Module with 4 Outputs and Dual RS485 UART Communication for Data Acquisition

$24.89 $92.20

Categories: Security & Protection, Access Building Automation

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60% off
A52T PN532 NXP RFID Module V3 Kit Near Field Communication Reader Module Kit I2C SPI HSU With S50 White Card Key Card A52T PN532 NXP RFID Module V3 Kit Near Field Communication Reader Module Kit I2C SPI HSU With S50 White Card Key Card

A52T PN532 NXP RFID Module V3 Kit Near Field Communication Reader Module Kit I2C SPI HSU With S50 White Card Key Card

$32.83 $82.07

Categories: Security & Protection, Access Building Automation

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41% off
Dual-core Processor Board Wireless Communication Smart IoT Module AI Voice Module 802.11 B g n 2.4GHz WiFi 384KB ROM Dual-core Processor Board Wireless Communication Smart IoT Module AI Voice Module 802.11 B g n 2.4GHz WiFi 384KB ROM

Dual-core Processor Board Wireless Communication Smart IoT Module AI Voice Module 802.11 B g n 2.4GHz WiFi 384KB ROM

$65.74 $111.42

Categories: Security & Protection, Access Building Automation

Buy Now
51% off
【HOT-PRICE!】HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand C 【HOT-PRICE!】HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand C

【HOT-PRICE!】HY2.0-4P Unit Chainbus Communication Protocol Conversion Module Multi-Function Expansion Port Interface For Expand C

$11.04 $22.54

Categories: Security & Protection, Access Building Automation

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43% off
Motorcycle Intercom Headset with Anti Interference Audio Speakers Hands Free Talk for Helmet Communication Motorcycle Intercom Headset with Anti Interference Audio Speakers Hands Free Talk for Helmet Communication

Motorcycle Intercom Headset with Anti Interference Audio Speakers Hands Free Talk for Helmet Communication

$68.05 $119.38

Categories: Security & Protection, Access Building Automation

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5% off
Communication processor CP5622 6GK1562-2AA00 CP5623 6GK1562-3AA00 CP5623 A2 6GK1562-3AA01 CP5624 6GK1562-4AA00 Communication processor CP5622 6GK1562-2AA00 CP5623 6GK1562-3AA00 CP5623 A2 6GK1562-3AA01 CP5624 6GK1562-4AA00

Communication processor CP5622 6GK1562-2AA00 CP5623 6GK1562-3AA00 CP5623 A2 6GK1562-3AA01 CP5624 6GK1562-4AA00

$6175.00 $6500.00

Categories: Security & Protection, Access Building Automation

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34% off
CJSD-Unit Chainbus Communication Protocol Conversion Unit HY2.0-4P Multi-Function Expansion Interface For Expand Chain Device CJSD-Unit Chainbus Communication Protocol Conversion Unit HY2.0-4P Multi-Function Expansion Interface For Expand Chain Device

CJSD-Unit Chainbus Communication Protocol Conversion Unit HY2.0-4P Multi-Function Expansion Interface For Expand Chain Device

$10.76 $16.30

Categories: Security & Protection, Access Building Automation

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50% off
B27B PN532 RFID V3 Module Near Field Communication (), Supports Communication With Android Phones

B27B PN532 RFID V3 Module Near Field Communication (), Supports Communication With Android Phones

$4.05 $8.10

Categories: Security & Protection, Access Building Automation

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57% off
L62A Multi-Function Expansion Interface For Chainbus Communication Protocol Conversion Unit HY2.0-4P For Expand Chain Device L62A Multi-Function Expansion Interface For Chainbus Communication Protocol Conversion Unit HY2.0-4P For Expand Chain Device

L62A Multi-Function Expansion Interface For Chainbus Communication Protocol Conversion Unit HY2.0-4P For Expand Chain Device

$79.08 $183.91

Categories: Security & Protection, Access Building Automation

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31BA RS232 9 Pin Wiring Form with White Housing and Screw Lock Metal Shell for Communication Port Transfer Line Use 31BA RS232 9 Pin Wiring Form with White Housing and Screw Lock Metal Shell for Communication Port Transfer Line Use

31BA RS232 9 Pin Wiring Form with White Housing and Screw Lock Metal Shell for Communication Port Transfer Line Use

$106.73 $106.73

Categories: Security & Protection, Access Building Automation

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RS485 serial communication electronic lock control panel smart vending machine cabinet door multi-channel control panel RS485 serial communication electronic lock control panel smart vending machine cabinet door multi-channel control panel

RS485 serial communication electronic lock control panel smart vending machine cabinet door multi-channel control panel

$40.55 $40.55

7 sold

Categories: Security & Protection, Access Building Automation

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32% off
ID Card Reader Module 125KHZ Embedded RF Card Reader Module UART Interface RF125 Communication Format RFID ID Card Reader Module 125KHZ Embedded RF Card Reader Module UART Interface RF125 Communication Format RFID

ID Card Reader Module 125KHZ Embedded RF Card Reader Module UART Interface RF125 Communication Format RFID

$12.99 $19.11

Categories: Security & Protection, Access Building Automation

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62% off
Stylish-Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface Stylish-Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

Stylish-Optical Fingerprint Module Fingerprint Reader Module For Arduino Locks Serial Communication Interface

$9.00 $23.68

Categories: Security & Protection, Access Building Automation

Buy Now