Top 6 Best Relay Board

It is 4 Channel Isolated 5V 10A Relay Module, each relay can individually switch onoff by an opto-isolated digital input, Standard interface can be directly connected with microcontrollers and be controlled directly by a wide range of microcontrollers such as Arduino, AVR, PIC, ARM, DSP, etc., very convenient.. Equipped with high-current relay, maximum load AC250V 10A, 15A 125VAC, DC30V 10A Trigger current of opto-isolator 5mA.. RELIABLE Fault-tolerant design, even if the control line breaks, the relay will not move With optical coupling isolation, triggering more reliable, more stable.. EASY to INSTALL Equipped with screwed terminal plate and fixed bolt holesdiameter 3.1 mm on both sides for easy installation.. HighLow level trigger can be selected by jumper. Very versatile, you can reverse the input logic with the jumper..

12V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current. Equipped with high-current relay, AC250V 10A DC30V 12A. Standard interface that can be controlled directly by microcontroller Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic. Indication LED's for Relay output status.

5V 1 Channel Relay Module- This Relay Board provides a single relay that can be controlled by any 5V digital output from your microcontroller.. Main Specification- Peak Load of NO Connector AC125250V10A, DC2830V10A Trigger Current 5mAThe Module Operating Voltage12V 4pcs 3.1 mm Fixed Bolt Hole.. Adopted SMD Optocoupler Isolation jumper Set- The isolation circuit prevent damages to I O port by relay switch current.The module has a jumper so you can set rather the unit state changes with high or low signal. Has screw terminals for relay NC,C,NO and for input Coil , coil - and trigger.. Wide Application-These 5v relay board works well with ARM PIC AVR MCURaspberryCNC machine PS4 etc.. Humanization Design On Interfaces- All interfaces can be directly wired out through the terminals.Fault-tolerant designfault-tolerant design,even if the control line is broken, the relay will not operate..

Equiped with high-current relay, AC250V 10A DC30V 10A. 5V 4-Channel Relay interface board, and each one needs 50-60mA Driver Current. Be able to control various appliances, and other equipments with large current. ApplicationSupports all MCU control, The industrial field, PLC control, Smart home control. Indication LED's for Relay output status.

The module uses genuine quality relay, normally open interfaces , Maximum load AC 250V10A, DC 30V10A.. Using SMD optocoupler isolation, strong driving capability, stable performance trigger current 5mA.. Fault-tolerant design, even if the control line is broken, the relay will not move.. The interface design of human nature, all interfaces are available through a direct connection terminal leads, very convenient.. The Module can be set by jumper high or low trigger..

2 Channel Relay Module Voltage 5V Normally Open Interfaces Maximum Load AC 250V10A, DC 30V10A. 2 Channel Relay Module 5V Comes with High-Current Relay,Trigger Current 5mA. 5V Relay Module is 2 Channel Isolated, Each Relay Can Individually Switch OnOff by An Opto-Isolated Digital Input. Relay Module Designed With Fault-Tolerant , Even If The Control Line Breaks, The Relay Will Not Move With Optical Coupling Isolation,Triggering More Reliable and Stable. 2 Channel Module Equipped With Screwed Terminal Plate and Fixed Bolt Holes,Standard Interface Can Connect With Microcontrollers and be Controlled by a Wide Range of Microcontrollers.

2pcslot 8 Channel relay module board, Working voltage 5V. This board is for Arduino PIC AVR DSP ARM. Support all single-chip microcomputer control,Industrial circle,PLC controller,Household intelligent control. Relay output maximum contact is AC250V 10A and DC30V 10A. Widely used for all MCU control, industrial sector, PLC control, smart home control..

5V 8-Channel Relay interface board, each one needs 70mA Driver Current Equiped with high-current relay, AC250V 10A DC30V 10A. Each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground.. With power indicator,8-way road has a status indicator. With a relay coil to absorb the diode protection.. Standard interface that can be controlled directly by microcontroller Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic. The 8 channels are optically isolated, safe, reliable, anti-interference. Widely used for all MCU control, industrial sector, PLC control, smart home controlFor a complete data sheet for this relay board, please download it from httpdwz.winUhW.

12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger. The module Operating voltage 12V. The module can be high or low by a jumper setting trigger. Fault-tolerant design, even if the control line is broken, the relay will not operate. The power indicator green, the relay status indicator red..

5V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current. Equipped with high-current relay, AC250V 10A DC30V 12A. The control signal voltage range the trigger signal is low 0-2V high voltage must not exceed 5V.. Standard interface that can be controlled directly by microcontroller for Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP433, TTL logic. DC 5V 16 Channel Relay Module Interface Board With Optocoupler Protection LM2576 Power for Arduino DIY Kit.