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Discover circuit product treasures from around the world with our guide to cross-border e-commerce. VKDN curates the latest and high-quality recommendations for your global shopping experience in circuit products.

Showing 37–72 of results

22% off
U2JE Electronic Board for DIY DC5-60 Power Supply Projects, 5-60 V Circuit Module with 1.38mA Active and 21uA Shutdown Sleep U2JE Electronic Board for DIY DC5-60 Power Supply Projects, 5-60 V Circuit Module with 1.38mA Active and 21uA Shutdown Sleep

U2JE Electronic Board for DIY DC5-60 Power Supply Projects, 5-60 V Circuit Module with 1.38mA Active and 21uA Shutdown Sleep

$85.75$109.94

49% off
[NEW A09R!】 Chameleon Ultra V3.0 RFID Smart Chip Emulator Reader Read Write Support 125Khz 13.56Mhz ID IC Smart Card Tag Cop [NEW A09R!】 Chameleon Ultra V3.0 RFID Smart Chip Emulator Reader Read Write Support 125Khz 13.56Mhz ID IC Smart Card Tag Cop

[NEW A09R!】 Chameleon Ultra V3.0 RFID Smart Chip Emulator Reader Read Write Support 125Khz 13.56Mhz ID IC Smart Card Tag Cop

$15.08$29.57

7 sold
68% off
5YOA CUID Card Gen2 Magic MCT RFID Smart Chip Rewritable 13.56Mhz Clone NFC ISO14443 Replicator Copy IC Copier Badge 5YOA CUID Card Gen2 Magic MCT RFID Smart Chip Rewritable 13.56Mhz Clone NFC ISO14443 Replicator Copy IC Copier Badge

5YOA CUID Card Gen2 Magic MCT RFID Smart Chip Rewritable 13.56Mhz Clone NFC ISO14443 Replicator Copy IC Copier Badge

$27.28$86.05

368 sold
11% off
Newest ISO7816 Contact EMV eID Smart Chip Card Reader Writer Programmer CAC Smart IC Reader For SLE4442 4428 24C64 EEPROM Card Newest ISO7816 Contact EMV eID Smart Chip Card Reader Writer Programmer CAC Smart IC Reader For SLE4442 4428 24C64 EEPROM Card

Newest ISO7816 Contact EMV eID Smart Chip Card Reader Writer Programmer CAC Smart IC Reader For SLE4442 4428 24C64 EEPROM Card

$8.89$10.02

23 sold
46% off
New Tech 2X 2.4G RFID Immobilizer Wireless Engine Lock Car Alarm Anti-Hijacking Circuit Cut Off Auto Unlock Device New Tech 2X 2.4G RFID Immobilizer Wireless Engine Lock Car Alarm Anti-Hijacking Circuit Cut Off Auto Unlock Device

New Tech 2X 2.4G RFID Immobilizer Wireless Engine Lock Car Alarm Anti-Hijacking Circuit Cut Off Auto Unlock Device

$27.69$51.27

45% off
B50C Universal 24VDC Motor Control Board Circuit Board Main Electronic Module For PK300DC PK350DC Swivel Gate Openers B50C Universal 24VDC Motor Control Board Circuit Board Main Electronic Module For PK300DC PK350DC Swivel Gate Openers

B50C Universal 24VDC Motor Control Board Circuit Board Main Electronic Module For PK300DC PK350DC Swivel Gate Openers

$92.11$167.48

Delicate Texture-Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing Delicate Texture-Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

Delicate Texture-Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

$375.31$375.31

8% off
Circuit Breaker Lockout Device Adjustable Clamp On Breaker Lock Out Device for Button Motor Protection Switch 53.5cm Circuit Breaker Lockout Device Adjustable Clamp On Breaker Lock Out Device for Button Motor Protection Switch 53.5cm

Circuit Breaker Lockout Device Adjustable Clamp On Breaker Lock Out Device for Button Motor Protection Switch 53.5cm

$66.83$72.74

48% off
N84R Wifi For Automatic Gate Opener Controller Board With 2 433Mhz Remote Control Motherboard Circuit Card Sliding Gate N84R Wifi For Automatic Gate Opener Controller Board With 2 433Mhz Remote Control Motherboard Circuit Card Sliding Gate

N84R Wifi For Automatic Gate Opener Controller Board With 2 433Mhz Remote Control Motherboard Circuit Card Sliding Gate

$188.83$363.14

22% off
U2JE PCBs Circuit Control Unit for Pelpro And Pleasant Hearth Ph35Ps Devices U2JE PCBs Circuit Control Unit for Pelpro And Pleasant Hearth Ph35Ps Devices

U2JE PCBs Circuit Control Unit for Pelpro And Pleasant Hearth Ph35Ps Devices

$1915.49$2455.76

DC12V/24V SL24 Control Board For Sliding Gate Opener DC Motor Universality Pcb Circuit Board Controller Card Plate DC12V/24V SL24 Control Board For Sliding Gate Opener DC Motor Universality Pcb Circuit Board Controller Card Plate

DC12V/24V SL24 Control Board For Sliding Gate Opener DC Motor Universality Pcb Circuit Board Controller Card Plate

$36.00$36.00

22 sold
65% off
Industrial Load Break Isolator Switch 3 Pole 63A 660V for Ventilation Systems Air Conditioners and Water Pump Circuits Industrial Load Break Isolator Switch 3 Pole 63A 660V for Ventilation Systems Air Conditioners and Water Pump Circuits

Industrial Load Break Isolator Switch 3 Pole 63A 660V for Ventilation Systems Air Conditioners and Water Pump Circuits

$108.27$309.33

57% off
5-Piece Weatherproof Switch Cover Designed for GFCI Receptacles Installed on Exterior Walls Fences or Outdoor Lighting Circuits 5-Piece Weatherproof Switch Cover Designed for GFCI Receptacles Installed on Exterior Walls Fences or Outdoor Lighting Circuits

5-Piece Weatherproof Switch Cover Designed for GFCI Receptacles Installed on Exterior Walls Fences or Outdoor Lighting Circuits

$144.95$337.10

58% off
News Chameleon Ultra V3.0 RFID Smart Chip Reader NFC Duplicator+5XCUID 2XT5577 Keychain 125Khz 13.56Mhz Card Decode RFID Reader News Chameleon Ultra V3.0 RFID Smart Chip Reader NFC Duplicator+5XCUID 2XT5577 Keychain 125Khz 13.56Mhz Card Decode RFID Reader

News Chameleon Ultra V3.0 RFID Smart Chip Reader NFC Duplicator+5XCUID 2XT5577 Keychain 125Khz 13.56Mhz Card Decode RFID Reader

$120.64$287.25

711 sold
51% off
[NEW!A25P】 Electric Door Motor Sliding Gate Opener Control Board 220V Circuit Board Tuya Smart Door Module 433Mhz Remote Control [NEW!A25P】 Electric Door Motor Sliding Gate Opener Control Board 220V Circuit Board Tuya Smart Door Module 433Mhz Remote Control

[NEW!A25P】 Electric Door Motor Sliding Gate Opener Control Board 220V Circuit Board Tuya Smart Door Module 433Mhz Remote Control

$39.96$81.56

50% off
【A10R】Wifi For Automatic Gate Opener Controller Board With 4 433Mhz Remote Control Motherboard Circuit Card Sliding Gate System 【A10R】Wifi For Automatic Gate Opener Controller Board With 4 433Mhz Remote Control Motherboard Circuit Card Sliding Gate System

【A10R】Wifi For Automatic Gate Opener Controller Board With 4 433Mhz Remote Control Motherboard Circuit Card Sliding Gate System

$31.53$63.06

53% off
A92Z Circuit Breaker Track 15Cm Universal 35Mm Aluminum Slotted DIN Rail For C45 DZ47 Terminal Block Relay A92Z Circuit Breaker Track 15Cm Universal 35Mm Aluminum Slotted DIN Rail For C45 DZ47 Terminal Block Relay

A92Z Circuit Breaker Track 15Cm Universal 35Mm Aluminum Slotted DIN Rail For C45 DZ47 Terminal Block Relay

$37.02$78.77

64% off
DC Voltage Regulator 0 24V 20A 480W Adjustable Switching Power Supply For Hangjiasheng Industrial Equipment Component DC Voltage Regulator 0 24V 20A 480W Adjustable Switching Power Supply For Hangjiasheng Industrial Equipment Component

DC Voltage Regulator 0 24V 20A 480W Adjustable Switching Power Supply For Hangjiasheng Industrial Equipment Component

$253.37$703.80

Wide Use Sliding Gate Opener Motor Control Unit PCB Controller Circuit Board Electronic Card Plate AC Card Universal Version Wide Use Sliding Gate Opener Motor Control Unit PCB Controller Circuit Board Electronic Card Plate AC Card Universal Version

Wide Use Sliding Gate Opener Motor Control Unit PCB Controller Circuit Board Electronic Card Plate AC Card Universal Version

$22.00$22.00

3 sold
Elevator car roof safety circuit board ID.NR.591882 Elevator car roof safety circuit board ID.NR.591882

Elevator car roof safety circuit board ID.NR.591882

$224.00$224.00

33% off
BAAE Wifi Sliding Gate Opener Controller Board For Automatic Gate With 4 433Mhz Remote Control Motherboard Circuit Card BAAE Wifi Sliding Gate Opener Controller Board For Automatic Gate With 4 433Mhz Remote Control Motherboard Circuit Card

BAAE Wifi Sliding Gate Opener Controller Board For Automatic Gate With 4 433Mhz Remote Control Motherboard Circuit Card

$31.91$47.63

5% off
Circuit board E4809-770-020-C Circuit board E4809-770-020-C

Circuit board E4809-770-020-C

$6080.00$6400.00

50% off
NFC Smart Chip Card CUID Gen2 Rewritable Key 13.56Mhz 1K S50 Clone Badge RFID Changeable Token ISO14443 MF Copy Tag NFC Smart Chip Card CUID Gen2 Rewritable Key 13.56Mhz 1K S50 Clone Badge RFID Changeable Token ISO14443 MF Copy Tag

NFC Smart Chip Card CUID Gen2 Rewritable Key 13.56Mhz 1K S50 Clone Badge RFID Changeable Token ISO14443 MF Copy Tag

$30.80$61.61

1007 sold
42% off
B50C Short Circuit Protection Socket For Household Appliances For Circuit Maintenance Testing Switch Power Supply 2.2KW B50C Short Circuit Protection Socket For Household Appliances For Circuit Maintenance Testing Switch Power Supply 2.2KW

B50C Short Circuit Protection Socket For Household Appliances For Circuit Maintenance Testing Switch Power Supply 2.2KW

$36.35$62.67

5% off
E3 circuit board 08367836 ，high quality E3 circuit board 08367836 ，high quality

E3 circuit board 08367836 ，high quality

$6175.00$6500.00

57% off
【RECOMENDAR】New 500G Magnetic Levitation Module Core Analog Circuit Magnetic Suspension With LED + Power Supply 【RECOMENDAR】New 500G Magnetic Levitation Module Core Analog Circuit Magnetic Suspension With LED + Power Supply

【RECOMENDAR】New 500G Magnetic Levitation Module Core Analog Circuit Magnetic Suspension With LED + Power Supply

$47.17$109.69

38% off
Exquisite-2X Electrical Circuit Breaker Lockout Tagout Kit,Safty Padlock Set Plug Lock Out Tag Station Hasps For Industry Exquisite-2X Electrical Circuit Breaker Lockout Tagout Kit,Safty Padlock Set Plug Lock Out Tag Station Hasps For Industry

Exquisite-2X Electrical Circuit Breaker Lockout Tagout Kit,Safty Padlock Set Plug Lock Out Tag Station Hasps For Industry

$46.31$74.70

44% off
AB25-Chameleon V3.0 RFID Smart Chip Emulator Smart Card Reader NFC Read Writer ID IC Card Tag Copyer+5XUID Keychain/Card AB25-Chameleon V3.0 RFID Smart Chip Emulator Smart Card Reader NFC Read Writer ID IC Card Tag Copyer+5XUID Keychain/Card

AB25-Chameleon V3.0 RFID Smart Chip Emulator Smart Card Reader NFC Read Writer ID IC Card Tag Copyer+5XUID Keychain/Card

$18.27$32.62

5 sold
45% off
【MUST-HAVE】LED Electric Door Motor Circuit Board For Sliding Gate Motor Control Board With Remote Control Functionality 【MUST-HAVE】LED Electric Door Motor Circuit Board For Sliding Gate Motor Control Board With Remote Control Functionality

【MUST-HAVE】LED Electric Door Motor Circuit Board For Sliding Gate Motor Control Board With Remote Control Functionality

$24.26$44.11

65% off
Outdoor Light Detection Relay 3 pcs Automatic Light Sensing Switch for Lamp Circuits 110 240V 50 60Hz Waterproof Enclosure Outdoor Light Detection Relay 3 pcs Automatic Light Sensing Switch for Lamp Circuits 110 240V 50 60Hz Waterproof Enclosure

Outdoor Light Detection Relay 3 pcs Automatic Light Sensing Switch for Lamp Circuits 110 240V 50 60Hz Waterproof Enclosure

$39.47$112.76

45% off
Wiring Control Module 70A 5-24V Single-Button Circuit Board for Equipment Power Handling, Mounting, and Board Labels Wiring Control Module 70A 5-24V Single-Button Circuit Board for Equipment Power Handling, Mounting, and Board Labels

Wiring Control Module 70A 5-24V Single-Button Circuit Board for Equipment Power Handling, Mounting, and Board Labels

$8.07$14.67

Inductive for proximity Sensor M8 NPN Normally Open Switch with Red LED Output and Short Circuit Protection 6 36Vdc Inductive for proximity Sensor M8 NPN Normally Open Switch with Red LED Output and Short Circuit Protection 6 36Vdc

Inductive for proximity Sensor M8 NPN Normally Open Switch with Red LED Output and Short Circuit Protection 6 36Vdc

$33.24$33.24

39% off
Control Circuit Contact Component 4 Pack, Action 1NO Replacement Parts with 16A 250V Figures and Black Housing for Service Use Control Circuit Contact Component 4 Pack, Action 1NO Replacement Parts with 16A 250V Figures and Black Housing for Service Use

Control Circuit Contact Component 4 Pack, Action 1NO Replacement Parts with 16A 250V Figures and Black Housing for Service Use

$20.86$34.20

65% off
2026 New PYM-200F Sliding Gate Opener Control Board Universal AC 110V-220V Circuit Control Board For Wejoin Chisung 2026 New PYM-200F Sliding Gate Opener Control Board Universal AC 110V-220V Circuit Control Board For Wejoin Chisung

2026 New PYM-200F Sliding Gate Opener Control Board Universal AC 110V-220V Circuit Control Board For Wejoin Chisung

$74.07$211.63

59% off
LXYB18B Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing LXYB18B Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

LXYB18B Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

$30.24$73.76

46% off
Condenser Polarization Circuit with 15-48V Supply Input and Defined Electrical Specifications for DIY Project Builds Condenser Polarization Circuit with 15-48V Supply Input and Defined Electrical Specifications for DIY Project Builds

Condenser Polarization Circuit with 15-48V Supply Input and Defined Electrical Specifications for DIY Project Builds

$5.50$10.18

22% off
U2JE Electronic Board for DIY DC5-60 Power Supply Projects, 5-60 V Circuit Module with 1.38mA Active and 21uA Shutdown Sleep U2JE Electronic Board for DIY DC5-60 Power Supply Projects, 5-60 V Circuit Module with 1.38mA Active and 21uA Shutdown Sleep

U2JE Electronic Board for DIY DC5-60 Power Supply Projects, 5-60 V Circuit Module with 1.38mA Active and 21uA Shutdown Sleep

$85.75 $109.94

Categories: Security & Protection, Access Building Automation

Buy Now
49% off
[NEW A09R!】 Chameleon Ultra V3.0 RFID Smart Chip Emulator Reader Read Write Support 125Khz 13.56Mhz ID IC Smart Card Tag Cop [NEW A09R!】 Chameleon Ultra V3.0 RFID Smart Chip Emulator Reader Read Write Support 125Khz 13.56Mhz ID IC Smart Card Tag Cop

[NEW A09R!】 Chameleon Ultra V3.0 RFID Smart Chip Emulator Reader Read Write Support 125Khz 13.56Mhz ID IC Smart Card Tag Cop

$15.08 $29.57

7 sold

Categories: Security & Protection, Access Building Automation

Buy Now
68% off
5YOA CUID Card Gen2 Magic MCT RFID Smart Chip Rewritable 13.56Mhz Clone NFC ISO14443 Replicator Copy IC Copier Badge 5YOA CUID Card Gen2 Magic MCT RFID Smart Chip Rewritable 13.56Mhz Clone NFC ISO14443 Replicator Copy IC Copier Badge

5YOA CUID Card Gen2 Magic MCT RFID Smart Chip Rewritable 13.56Mhz Clone NFC ISO14443 Replicator Copy IC Copier Badge

$27.28 $86.05

368 sold

Categories: Security & Protection, Access Building Automation

Buy Now
11% off
Newest ISO7816 Contact EMV eID Smart Chip Card Reader Writer Programmer CAC Smart IC Reader For SLE4442 4428 24C64 EEPROM Card Newest ISO7816 Contact EMV eID Smart Chip Card Reader Writer Programmer CAC Smart IC Reader For SLE4442 4428 24C64 EEPROM Card

Newest ISO7816 Contact EMV eID Smart Chip Card Reader Writer Programmer CAC Smart IC Reader For SLE4442 4428 24C64 EEPROM Card

$8.89 $10.02

23 sold

Categories: Security & Protection, Access Building Automation

Buy Now
46% off
New Tech 2X 2.4G RFID Immobilizer Wireless Engine Lock Car Alarm Anti-Hijacking Circuit Cut Off Auto Unlock Device New Tech 2X 2.4G RFID Immobilizer Wireless Engine Lock Car Alarm Anti-Hijacking Circuit Cut Off Auto Unlock Device

New Tech 2X 2.4G RFID Immobilizer Wireless Engine Lock Car Alarm Anti-Hijacking Circuit Cut Off Auto Unlock Device

$27.69 $51.27

Categories: Security & Protection, Access Building Automation

Buy Now
45% off
B50C Universal 24VDC Motor Control Board Circuit Board Main Electronic Module For PK300DC PK350DC Swivel Gate Openers B50C Universal 24VDC Motor Control Board Circuit Board Main Electronic Module For PK300DC PK350DC Swivel Gate Openers

B50C Universal 24VDC Motor Control Board Circuit Board Main Electronic Module For PK300DC PK350DC Swivel Gate Openers

$92.11 $167.48

Categories: Security & Protection, Access Building Automation

Buy Now
Delicate Texture-Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing Delicate Texture-Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

Delicate Texture-Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

$375.31 $375.31

Categories: Security & Protection, Access Building Automation

Buy Now
8% off
Circuit Breaker Lockout Device Adjustable Clamp On Breaker Lock Out Device for Button Motor Protection Switch 53.5cm Circuit Breaker Lockout Device Adjustable Clamp On Breaker Lock Out Device for Button Motor Protection Switch 53.5cm

Circuit Breaker Lockout Device Adjustable Clamp On Breaker Lock Out Device for Button Motor Protection Switch 53.5cm

$66.83 $72.74

Categories: Security & Protection, Access Building Automation

Buy Now
48% off
N84R Wifi For Automatic Gate Opener Controller Board With 2 433Mhz Remote Control Motherboard Circuit Card Sliding Gate N84R Wifi For Automatic Gate Opener Controller Board With 2 433Mhz Remote Control Motherboard Circuit Card Sliding Gate

N84R Wifi For Automatic Gate Opener Controller Board With 2 433Mhz Remote Control Motherboard Circuit Card Sliding Gate

$188.83 $363.14

Categories: Security & Protection, Access Building Automation

Buy Now
22% off
U2JE PCBs Circuit Control Unit for Pelpro And Pleasant Hearth Ph35Ps Devices U2JE PCBs Circuit Control Unit for Pelpro And Pleasant Hearth Ph35Ps Devices

U2JE PCBs Circuit Control Unit for Pelpro And Pleasant Hearth Ph35Ps Devices

$1915.49 $2455.76

Categories: Security & Protection, Access Building Automation

Buy Now
DC12V/24V SL24 Control Board For Sliding Gate Opener DC Motor Universality Pcb Circuit Board Controller Card Plate DC12V/24V SL24 Control Board For Sliding Gate Opener DC Motor Universality Pcb Circuit Board Controller Card Plate

DC12V/24V SL24 Control Board For Sliding Gate Opener DC Motor Universality Pcb Circuit Board Controller Card Plate

$36.00 $36.00

22 sold

Categories: Security & Protection, Access Building Automation

Buy Now
65% off
Industrial Load Break Isolator Switch 3 Pole 63A 660V for Ventilation Systems Air Conditioners and Water Pump Circuits Industrial Load Break Isolator Switch 3 Pole 63A 660V for Ventilation Systems Air Conditioners and Water Pump Circuits

Industrial Load Break Isolator Switch 3 Pole 63A 660V for Ventilation Systems Air Conditioners and Water Pump Circuits

$108.27 $309.33

Categories: Security & Protection, Access Building Automation

Buy Now
57% off
5-Piece Weatherproof Switch Cover Designed for GFCI Receptacles Installed on Exterior Walls Fences or Outdoor Lighting Circuits 5-Piece Weatherproof Switch Cover Designed for GFCI Receptacles Installed on Exterior Walls Fences or Outdoor Lighting Circuits

5-Piece Weatherproof Switch Cover Designed for GFCI Receptacles Installed on Exterior Walls Fences or Outdoor Lighting Circuits

$144.95 $337.10

Categories: Security & Protection, Access Building Automation

Buy Now
58% off
News Chameleon Ultra V3.0 RFID Smart Chip Reader NFC Duplicator+5XCUID 2XT5577 Keychain 125Khz 13.56Mhz Card Decode RFID Reader News Chameleon Ultra V3.0 RFID Smart Chip Reader NFC Duplicator+5XCUID 2XT5577 Keychain 125Khz 13.56Mhz Card Decode RFID Reader

News Chameleon Ultra V3.0 RFID Smart Chip Reader NFC Duplicator+5XCUID 2XT5577 Keychain 125Khz 13.56Mhz Card Decode RFID Reader

$120.64 $287.25

711 sold

Categories: Security & Protection, Access Building Automation

Buy Now
51% off
[NEW!A25P】 Electric Door Motor Sliding Gate Opener Control Board 220V Circuit Board Tuya Smart Door Module 433Mhz Remote Control [NEW!A25P】 Electric Door Motor Sliding Gate Opener Control Board 220V Circuit Board Tuya Smart Door Module 433Mhz Remote Control

[NEW!A25P】 Electric Door Motor Sliding Gate Opener Control Board 220V Circuit Board Tuya Smart Door Module 433Mhz Remote Control

$39.96 $81.56

Categories: Security & Protection, Access Building Automation

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50% off
【A10R】Wifi For Automatic Gate Opener Controller Board With 4 433Mhz Remote Control Motherboard Circuit Card Sliding Gate System 【A10R】Wifi For Automatic Gate Opener Controller Board With 4 433Mhz Remote Control Motherboard Circuit Card Sliding Gate System

【A10R】Wifi For Automatic Gate Opener Controller Board With 4 433Mhz Remote Control Motherboard Circuit Card Sliding Gate System

$31.53 $63.06

Categories: Security & Protection, Access Building Automation

Buy Now
53% off
A92Z Circuit Breaker Track 15Cm Universal 35Mm Aluminum Slotted DIN Rail For C45 DZ47 Terminal Block Relay A92Z Circuit Breaker Track 15Cm Universal 35Mm Aluminum Slotted DIN Rail For C45 DZ47 Terminal Block Relay

A92Z Circuit Breaker Track 15Cm Universal 35Mm Aluminum Slotted DIN Rail For C45 DZ47 Terminal Block Relay

$37.02 $78.77

Categories: Security & Protection, Access Building Automation

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64% off
DC Voltage Regulator 0 24V 20A 480W Adjustable Switching Power Supply For Hangjiasheng Industrial Equipment Component DC Voltage Regulator 0 24V 20A 480W Adjustable Switching Power Supply For Hangjiasheng Industrial Equipment Component

DC Voltage Regulator 0 24V 20A 480W Adjustable Switching Power Supply For Hangjiasheng Industrial Equipment Component

$253.37 $703.80

Categories: Security & Protection, Access Building Automation

Buy Now
Wide Use Sliding Gate Opener Motor Control Unit PCB Controller Circuit Board Electronic Card Plate AC Card Universal Version Wide Use Sliding Gate Opener Motor Control Unit PCB Controller Circuit Board Electronic Card Plate AC Card Universal Version

Wide Use Sliding Gate Opener Motor Control Unit PCB Controller Circuit Board Electronic Card Plate AC Card Universal Version

$22.00 $22.00

3 sold

Categories: Security & Protection, Access Building Automation

Buy Now
Elevator car roof safety circuit board ID.NR.591882 Elevator car roof safety circuit board ID.NR.591882

Elevator car roof safety circuit board ID.NR.591882

$224.00 $224.00

Categories: Security & Protection, Access Building Automation

Buy Now
33% off
BAAE Wifi Sliding Gate Opener Controller Board For Automatic Gate With 4 433Mhz Remote Control Motherboard Circuit Card BAAE Wifi Sliding Gate Opener Controller Board For Automatic Gate With 4 433Mhz Remote Control Motherboard Circuit Card

BAAE Wifi Sliding Gate Opener Controller Board For Automatic Gate With 4 433Mhz Remote Control Motherboard Circuit Card

$31.91 $47.63

Categories: Security & Protection, Access Building Automation

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5% off
Circuit board E4809-770-020-C Circuit board E4809-770-020-C

Circuit board E4809-770-020-C

$6080.00 $6400.00

Categories: Security & Protection, Access Building Automation

Buy Now
50% off
NFC Smart Chip Card CUID Gen2 Rewritable Key 13.56Mhz 1K S50 Clone Badge RFID Changeable Token ISO14443 MF Copy Tag NFC Smart Chip Card CUID Gen2 Rewritable Key 13.56Mhz 1K S50 Clone Badge RFID Changeable Token ISO14443 MF Copy Tag

NFC Smart Chip Card CUID Gen2 Rewritable Key 13.56Mhz 1K S50 Clone Badge RFID Changeable Token ISO14443 MF Copy Tag

$30.80 $61.61

1007 sold

Categories: Security & Protection, Access Building Automation

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42% off
B50C Short Circuit Protection Socket For Household Appliances For Circuit Maintenance Testing Switch Power Supply 2.2KW B50C Short Circuit Protection Socket For Household Appliances For Circuit Maintenance Testing Switch Power Supply 2.2KW

B50C Short Circuit Protection Socket For Household Appliances For Circuit Maintenance Testing Switch Power Supply 2.2KW

$36.35 $62.67

Categories: Security & Protection, Access Building Automation

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5% off
E3 circuit board 08367836 ，high quality E3 circuit board 08367836 ，high quality

E3 circuit board 08367836 ，high quality

$6175.00 $6500.00

Categories: Security & Protection, Access Building Automation

Buy Now
57% off
【RECOMENDAR】New 500G Magnetic Levitation Module Core Analog Circuit Magnetic Suspension With LED + Power Supply 【RECOMENDAR】New 500G Magnetic Levitation Module Core Analog Circuit Magnetic Suspension With LED + Power Supply

【RECOMENDAR】New 500G Magnetic Levitation Module Core Analog Circuit Magnetic Suspension With LED + Power Supply

$47.17 $109.69

Categories: Security & Protection, Access Building Automation

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38% off
Exquisite-2X Electrical Circuit Breaker Lockout Tagout Kit,Safty Padlock Set Plug Lock Out Tag Station Hasps For Industry Exquisite-2X Electrical Circuit Breaker Lockout Tagout Kit,Safty Padlock Set Plug Lock Out Tag Station Hasps For Industry

Exquisite-2X Electrical Circuit Breaker Lockout Tagout Kit,Safty Padlock Set Plug Lock Out Tag Station Hasps For Industry

$46.31 $74.70

Categories: Security & Protection, Access Building Automation

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44% off
AB25-Chameleon V3.0 RFID Smart Chip Emulator Smart Card Reader NFC Read Writer ID IC Card Tag Copyer+5XUID Keychain/Card AB25-Chameleon V3.0 RFID Smart Chip Emulator Smart Card Reader NFC Read Writer ID IC Card Tag Copyer+5XUID Keychain/Card

AB25-Chameleon V3.0 RFID Smart Chip Emulator Smart Card Reader NFC Read Writer ID IC Card Tag Copyer+5XUID Keychain/Card

$18.27 $32.62

5 sold

Categories: Security & Protection, Access Building Automation

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45% off
【MUST-HAVE】LED Electric Door Motor Circuit Board For Sliding Gate Motor Control Board With Remote Control Functionality 【MUST-HAVE】LED Electric Door Motor Circuit Board For Sliding Gate Motor Control Board With Remote Control Functionality

【MUST-HAVE】LED Electric Door Motor Circuit Board For Sliding Gate Motor Control Board With Remote Control Functionality

$24.26 $44.11

Categories: Security & Protection, Access Building Automation

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65% off
Outdoor Light Detection Relay 3 pcs Automatic Light Sensing Switch for Lamp Circuits 110 240V 50 60Hz Waterproof Enclosure Outdoor Light Detection Relay 3 pcs Automatic Light Sensing Switch for Lamp Circuits 110 240V 50 60Hz Waterproof Enclosure

Outdoor Light Detection Relay 3 pcs Automatic Light Sensing Switch for Lamp Circuits 110 240V 50 60Hz Waterproof Enclosure

$39.47 $112.76

Categories: Security & Protection, Access Building Automation

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45% off
Wiring Control Module 70A 5-24V Single-Button Circuit Board for Equipment Power Handling, Mounting, and Board Labels Wiring Control Module 70A 5-24V Single-Button Circuit Board for Equipment Power Handling, Mounting, and Board Labels

Wiring Control Module 70A 5-24V Single-Button Circuit Board for Equipment Power Handling, Mounting, and Board Labels

$8.07 $14.67

Categories: Security & Protection, Access Building Automation

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Inductive for proximity Sensor M8 NPN Normally Open Switch with Red LED Output and Short Circuit Protection 6 36Vdc Inductive for proximity Sensor M8 NPN Normally Open Switch with Red LED Output and Short Circuit Protection 6 36Vdc

Inductive for proximity Sensor M8 NPN Normally Open Switch with Red LED Output and Short Circuit Protection 6 36Vdc

$33.24 $33.24

Categories: Security & Protection, Access Building Automation

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39% off
Control Circuit Contact Component 4 Pack, Action 1NO Replacement Parts with 16A 250V Figures and Black Housing for Service Use Control Circuit Contact Component 4 Pack, Action 1NO Replacement Parts with 16A 250V Figures and Black Housing for Service Use

Control Circuit Contact Component 4 Pack, Action 1NO Replacement Parts with 16A 250V Figures and Black Housing for Service Use

$20.86 $34.20

Categories: Security & Protection, Access Building Automation

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65% off
2026 New PYM-200F Sliding Gate Opener Control Board Universal AC 110V-220V Circuit Control Board For Wejoin Chisung 2026 New PYM-200F Sliding Gate Opener Control Board Universal AC 110V-220V Circuit Control Board For Wejoin Chisung

2026 New PYM-200F Sliding Gate Opener Control Board Universal AC 110V-220V Circuit Control Board For Wejoin Chisung

$74.07 $211.63

Categories: Security & Protection, Access Building Automation

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59% off
LXYB18B Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing LXYB18B Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

LXYB18B Short Circuit Protection Socket 2.2KW For Household Appliances Switch Power Supply Circuit Maintenance Testing

$30.24 $73.76

Categories: Security & Protection, Access Building Automation

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46% off
Condenser Polarization Circuit with 15-48V Supply Input and Defined Electrical Specifications for DIY Project Builds Condenser Polarization Circuit with 15-48V Supply Input and Defined Electrical Specifications for DIY Project Builds

Condenser Polarization Circuit with 15-48V Supply Input and Defined Electrical Specifications for DIY Project Builds

$5.50 $10.18

Categories: Security & Protection, Access Building Automation

Buy Now