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| Best Seller  | DC 5V Relay Module 4 Channel Low Lever Trigger for UNO Great Sensors for Project. Having Fun With Electronics and Programming! Description: Using Surface Mounted Devices optocoupler isolation for driving ability and stable performance. Features indicator lights for power and relay action. Contents one... more | FREE shipping go to store |
 | 5V High / Low Level With Trigger -isolator 4 channels Power relay module 5V High / Low Level With Trigger -isolator 4 channels Power relay module Material: Plastic metal Color: Red weight: 60 g Package: 1 x 4-channel -isolator Power relay module Only the above package content other products are not included. Note: Light... more | $7.42 $6.34 FREE shipping go to store |
| Best Seller  | 1 PCS 4 Channels 5V Relay Module With Optocoupler Isolation Low-Level Trigger Development Board Product description Material: electrical components Size: 50.5mm * 38.5mm * 18.5 mm Application field: 3C digital Power supply voltage: 5V DC Current: more than 100mA Load: 250V 10A AC or 30V 10A DC VCC: System power positive GND: system power... more | $6.99 $5.99 go to store |
 | Product description Material: Electronic material Size: 50.5mm(length)*38.5mm(width)*18.5(height) Power supply voltage: 5VDC Current: more than 100mA Load: 250V 10A AC or 30V 10A DC There are 4 fixing screw holes around the board the hole diameter... more | FREE shipping go to store |
 | 5V 4 Channel Relay Module Computer Control USB Control Driver Description: Adopt USB mode for relay control suitable for various occasions and professionals. Strong interference ability freewheel protection. 5V 12V 24V optional. With power-on memory; power indicator light; a normally open and a normally closed... more | $14.99 $12.06 go to store |
 | 1PCS 1 Channel 3V Relay Module 3.3V Low Level Shooting with Lamp Specifications: Size: 4.4x2.7cm/1.73x1.06 Quantity: 1 Pc Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors the picture may not reflect the actual... more | FREE shipping go to store |
 | 1 PCS 4 Channels 5V Relay Module With Optocoupler Isolation Low-Level Trigger Development Board Product description Material: electrical components Size: 50.5mm * 38.5mm * 18.5 mm Application field: 3C digital Power supply voltage: 5V DC Current: more than 100mA Load: 250V 10A AC or 30V 10A DC VCC: System power positive GND: system power... more | go to store |
 | 5V Relay Module for ARM Indicator lighting Channel Relay Module with Optocoupler Description: 5V 4 Channel relay output modules relay output contts up to 250A 10A. With optocoupler. Standard interfe can be extended on various development boards. Be able to control various appliances and other equipments with large It can be... more | FREE shipping go to store |
 | 12V 2-Channel Relay Module Optocoupler H/L Level Triger for Arduino Raspber Module description: 1. Maximum load on normally open pin: AC 250V/10A DC 30V/10A. 2. Trigger current 5mA; 3. Module can be set high level or low level trigger by jumper wire; 4. Power indicator light (green) relay status indicator light (red); 5.... more | FREE shipping go to store |
 | Modbus-Rtu 1/2 Channel DC7V-24V Relay Module Modbus RTU Switch RS232 TTL UART Features 1 On-board mature and stable 8bit MCU and MAX3232 level conversion chip; 2 Communication protocol: support standard Modbus RTU protocol; 3 Communication interface: RS232/TTL UART interface; 4 Communication baud rate: 4800/9600/19200 default... more | $15.99 $12.99 FREE shipping go to store |
 | Modbus Rtu 4 Relay Module Input 485 Ttl Uart Communication 4-Channel Input 7-24V Relay Module Parameters: 1.Item name: 4CH Modbus Relay Module 2.Work voltage:DC 7V~24V 3.Baud rate:4800/9600/19600bps(default 9600bps) 4.Optocoupler input signal:DC 3.3V~30V 5.Set address:1~255 6.Relay contorl mode: ON/OFF Delay_ON Delay_OFF mode 7.Delay time:... more | $11.40 $10.14 FREE shipping go to store |
 | 1 PCS 4 Channels 5V Relay Module With Optocoupler Isolation Low-Level Trigger Development Board Product description Material: electrical components Size: 50.5mm * 38.5mm * 18.5 mm Application field: 3C digital Power supply voltage: 5V DC Current: more than 100mA Load: 250V 10A AC or 30V 10A DC VCC: System power positive GND: system power... more | go to store |
 | With optocoupler 4 channel 4-channel relay modules relay control panel PLC relay 5V four way module With optocoupler 4 channel 4-channel relay modules relay control panel PLC relay 5V four way module 1.Size: 75mm (length) * 55mm (W) * 19.3 mm (height) 2.Weight: 61g 3.PCB Color: Blue 4. board four weeks with four screw holes hole diameter 3.1 mm... more | FREE shipping go to store |
 | 1 PCS 4 Channels 5V Relay Module With Optocoupler Isolation Low-Level Trigger Development Board Product description Material: electrical components Size: 50.5mm * 38.5mm * 18.5 mm Application field: 3C digital Power supply voltage: 5V DC Current: more than 100mA Load: 250V 10A AC or 30V 10A DC VCC: System power positive GND: system power... more | go to store |
 | Product description Material: electrical components Size: 50.5mm * 38.5mm * 18.5 mm Application field: 3C digital Power supply voltage: 5V DC Current: more than 100mA Load: 250V 10A AC or 30V 10A DC VCC: System power positive GND: system power... more | $7.99 $6.99 go to store |
 | MSD 7566-4 Four Channel Relay Module Four 40 Amp Relays; MSD relay modules are designed to be easily installed in most automotive electrical systems where a high amperage relay is needed. These relay modules are perfect use with high amperage electric fuel pumps and high CFM electric... more | $163.00 $131.99 go to store |
 | Treedix 4 Channel DC 5V Relay Module with Optocoupler Specification: Product:4 Channel DC 5V Relay Module Size:55x75x18.5mm Equiped with high-current relay AC250V 10A ; DC30V 10A. 4-channel relay output modules relay output contacts 250V 10A. Input IN1 IN2 IN3 IN4 the signal line LOW effective. VCC GND... more | FREE shipping go to store |
 | 1pcs AC/DC Power Supply 4 Channel Four-Way Relay Module 1pcs AC/DC Power Supply 4 Channel Four-Way Relay Module more | FREE shipping go to store |
 | relay module bistable relay module SL35B04 12V 4 Channel Relay Module Bistable Self Locking Relay Module Low Control Switch Specification: Condition: Item Type: Relay Module Material: Metal Working Voltage: DC 6-24V Recommended DC 9V 12V 24V Working... more | $12.20 $11.11 FREE shipping go to store |
 | BAMILL Safe and efficient with AC250V 10A and DC30V 10A relay output maximum contact Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $10.59 $6.26 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $6.66 $4.40 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $9.99 $6.49 go to store |
 | Treedix 5v Relay Module 5V Indicator 1 Channel Relay Module for Arduino ARM PIC AVR Specification: Output voltage: 5V Package includes: 4 * Relay module more | FREE shipping go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $5.99 $4.98 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $10.42 $4.19 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $11.48 $6.40 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $10.93 $8.09 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $10.45 $6.77 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $5.74 $4.40 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $9.63 $5.81 go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $9.63 $5.64 go to store |
 | Description: The optocoupler isolation design makes it have good anti-interference performance. Professional and exquisite workmanship makes it have strong driving ability and stable performance. Simple and convenient installation will not waste... more | FREE shipping go to store |
 | Description: The optocoupler isolation design makes it have good anti-interference performance. Professional and exquisite workmanship makes it have strong driving ability and stable performance. Simple and convenient installation will not waste... more | FREE shipping go to store |
 | Description: The optocoupler isolation design makes it have good anti-interference performance. Professional and exquisite workmanship makes it have strong driving ability and stable performance. Simple and convenient installation will not waste... more | FREE shipping go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $6.46 $4.74 go to store |
 | Description: The optocoupler isolation design makes it have good anti-interference performance. Professional and exquisite workmanship makes it have strong driving ability and stable performance. Simple and convenient installation will not waste... more | FREE shipping go to store |
 | Description: The optocoupler isolation design makes it have good anti-interference performance. Professional and exquisite workmanship makes it have strong driving ability and stable performance. Simple and convenient installation will not waste... more | FREE shipping go to store |
 | Features: *This relay module is 5V active low. *It is an 4-channel relay interface board which can be controlled directly by a wide range of microcontrollers such as AVR PIC PLC etc. *It is also able to control various appliances and other... more | $8.57 $6.94 go to store |
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