Best Over Current Relay

SainSmart 8-Channel Relay Module

  • 5V 8-Channel Relay interface board, and each one needs 15-20mA Driver Current.
  • Equipped with high-current relay, AC250V 10A.
  • Standard interface that can be controlled directly by microcontroller (Arduino , 8051, AVR, PIC, DSP, ARM, ARM, MSP432, TTL logic).
  • Indication LED's for Relay output status.
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Youngneer 5v Relay Board Raspberry Arduino Relay Module 1 Channel Opto-Isolated High or Low Level Trigger

  • 【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: AC125~250V/10A, DC28~30V/10A.
  • 【Adopted SMD Optocoupler Isolation】- The isolation circuit prevent damages to I / O port by relay switch current..
  • 【Wide Application】- These 5v relay board works well with Arduino/ ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4 etc..
  • 【Humanization Design On Interfaces】- All interfaces can be directly wired out through the terminals..
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DPST 1NO 1NC 8Amp Power Relay Module, Briidea 24V AC/DC Power Relay Control Voltage, White

  • INPUT CONTROL SIGNAL: Voltage AC or DC 24V, Current 17mA..
  • OUTPUT CURRENT: Output switch DPST 1NO 1NC(Double Pole Single Throw, 1 Normally Open and 1 Normally Close ), rated current 8A/250VAC or 8A/30VDC (one switch)..
  • SIMPLE & PRACTICAL: This passive power relay module is simple and practical, which is very convenient to use. It can support both Normally Open and Normally Close..
  • EASY MOUNT: The power relay is of compact plastic case and wires connects for easy mount. Two screw mounting holes are convenient for you to fix it on the wall or wooden board. Of course, you can also choose not to lock the screw..
  • LED INDICATION: This power relay has a led indicator for relay action indication. It is obvious to know the status of the switch at a glance..
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ELEGOO 8 Channel DC 5V Relay Module with Optocoupler Compatible with Arduino UNO R3 MEGA 1280 DSP ARM PIC AVR STM32 Raspberry Pi

  • 5V 8-Channel Relay interface board, each one needs 70mA Driver Current.
  • Equiped with high-current relay, AC250V 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 control。For a complete data sheet for this relay board, please download it from: http://dwz.win/UhW.
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Veris,Current Switch and SPST Relay,N.O H735

  • The Hawkeye Relay Combination Series is the ideal solution for the automation installer..
  • These units combine a current switch and relay into a single package, reducing the space required for total control of fans and pumps..
  • The current switch and relay operate independently of one another..
  • These devices allow start/stop control and status monitoring with one device instead of two..
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SainSmart 16-Channel 12V Relay Module Board for Arduino DSP AVR PIC ARM

  • 12V 16-Channel Relay interface board, and each one needs 15-20mA Driver Current.
  • Equipped with high-current relay, AC250V 10A.
  • 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.
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Nilight 50023R 5 Pack 30A Fuse Relay car Truck Socket kit-30A Switch Harness Set-12V DC 4-Pin SPST Automotive 14 AWG Hot Wires-Auto Switches & Starters Set,2 Years Warranty

  • Upgraded Version – Automotive relays built in fuse socket included 30A blade fuses with heavy duty 14AWG wires for main contact. No need of a separate fuse holder, saving space and money. Bosch style 4-Pin SPST (Single Pole Single Throw) Relay..
  • Mounting Design Feature – The interlocking mounting design of unique male and female slot on each socket edge, connect relays together and manage cables easily, offering clean and neat installation..
  • Easy Wiring – The relay sockets come with color-labeled wires for load/accessories convenient wiring. Black – Ground (85), Red – VDC (30), White – Trigger (86), Blue – Output N/O (87).
  • Wide Application – Widely used in car keys power control, over-load protection, trunk release, polarity change, power door lock/actuator control, change a low current output to high current, add ignition/accessory outputs, control motors/other electronics etc..
  • Package includes: 5 relays, 5 relay harnesses, and 5x30A blade fuses..
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SSR-100, DC-DC Solid State Relay 5-220V DC with Non-Contact Switch, SSR-100 DD

  • Control Method: The solid state relay uses DC-DC control method, which can provide stable performance..
  • Load Current: 100A, Load Voltage: 5-220VDC, Control Voltage: 3-32VDC, Control Current: DC: 5-50mA.
  • Installation: The solid state relay uses bolted installation method, easy to install and remove..
  • Heat Dissipation: The relay has pure aluminum heat sink base plate for fast heat dissipation..
  • Material: The solid state relay is made of thyristor and optoelectronic with non-contact switch..
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Macurco TX-12-HS White Hydrogen Sulfide H2S (Line Voltage) Fixed Gas Detector Controller Transducer with White Housing

  • Output: fan relay, alarm relay and 4-20ma current loop.
  • Controls: buzzer, Digital display, latching relay, relay Delay, relay minimum runtime.
  • Mounts on a standard 4” x 4” electrical box.
  • 5 a spdt fan relay controls starters of exhaust fans.
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