Reviews Time Relay

3v Relay Board Raspberry Pi Arduino Relay Module 1 Channel Opto-Isolate High Level Trigger for IOT ESP8266 Microcontrollers Development Board

  • 【1 Channel Relay Module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
  • 【Main Specification】- The 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.4pcs * 2.5 mm Fixed Bolt Hole..
  • 【Adopted Optocoupler Isolation】- 3V/3.3V power relay module supports photocoupler isolation control and dual power supply input ensure high anti-interference ability. Fast response time less than 20ms and long life time up to 100,000 times snap action with diode freewheel protection..
  • 【Jumper Caps】You can select whether the relay and the signal use the same power supply or not by removing the jumper caps on the pins. And It is better to share the same power supply, because that is more convenient for using..
  • 【Wide Application】- These 3v relay board works well with Arduino/ ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/IOT/ ESP8266 module etc..
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Delay Timer Switch,GRT8-B1 AC/DC 12V~240V Mini Power Off Delay Time Relay DIN Rail Type

  • This is a single function power-off delay relay and time delay can be set by panel knob..
  • Super wide time delay range of 0.1s - 10days..
  • With super small volume, this relay can be mounted on 35mm DIN rail..
  • Multifunction time relay with AC/DC 12V-240V working voltage..
  • Relay working status is indicated by LED indicators..
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AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board

  • 【30VDC 250VAC Load】 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..
  • 【High Level Trigger】The relay module is triggered by high level signal, which can be input from microcontroller IO..
  • 【 3V/3.3V power relay module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO..
  • 【Wide Application】- These 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/ ESP8266 module etc..
  • 【Long Life】 - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection..
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Over-Voltage Under-Voltage Protection Monitoring Relay Circuit Breaker Adjustable Control Module DC 12V/24V/36V/48V(DC24V)

  • Voltage RegulationWhen a faulty line occurs, the voltage protection relay can adjust the overvoltage value and the action time, and record the fault for more flexible use..
  • Real-time MonitoringThe voltage protection relay can monitor overvoltage and undervoltage faults in real time and take protective measures in time..
  • LED DisplayThe voltage protection relay includes two sets of normally open and closed contacts, and the two indicator lights respectively indicate different working states..
  • Rail MountingThe voltage protection relay adopts a standard modular structure and is mounted on a 35mm rail without additional auxiliary power..
  • Our ServiceWe strive to provide you with the highest quality product and the best customer experience, if you're not entirely satisfied, please just feel free to contact us at any time..
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0.5S-300H 11 Pins Knob Control Delay Timer Relay H3CR-A Waterproof Time Relay 100-240VAC 100-125VDC for Automated Control Circuit

  • 【Wide Field of Applications】: Our 11 pins knob control delay timer relay is widely applied to automated control circuit such as remote control,....
  • 【Super Wide Adjustable Time Range】: The adjustable time range is super wide, which can last from 0.5 seconds to 300 hours. Users can adjust the....
  • 【Wonderful Shell】: This 100-240VAC 100-125VDC knob control time relay adopts high quality plastic case, and this wonderful shell is waterproof and....
  • 【High Precision】: Our 0.5s-300h H3CR-A waterproof time relay has stable performance, and a long service life. This delay timer relay also has high....
  • 【Specifications】: Model: H3CR-A Rated voltage: 100-240VAC 100-125VDC Voltage tolerance: ±10% Power consumption: about 1.9VA Time range: 0.5....
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5V ESP8266 Dual Channel WiFi Relay Module IOT Smart Home Phone APP Remote Switch with 100M Transmission Distance

  • ON-BOARD ESP-01 WIFI MODULE: The relay board is equipped with on-board ESP-01 WiFi module and high performance microprocessor STM8S103..
  • UART DEBUG INTERFACE: The relay has reserved UART debug interface and STM8 SWIM program download interface..
  • SMART CONFIG TECHNOLOGY: The module uses smart config technology to complete the account and password configuration on the APP ESP-01 WiFi module on the mobile phone, and configure the username and password memory functions..
  • ON-BOARD 5V RELAY: This relay module adopts On-board 5V,10A250V AC 10A30V DC relay, which can continuously pull 100,000 times with diode discharge protection and short response time..
  • WORKING STATUS INDICATOR: The module has board mode selection and real-time working status indicator..
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Shuian 10 Pcs 3V Relay Power Switch Board, Songhe DC 1 Channel Optocoupler Relay, High Level Trigger for IOT ESP8266 Development Board.

  • The 3v Relay 1 Channel power switch module compatible with 10A 250VAC and 10A 30VDC load.4pcs * 2.5 mm Fixed Bolt Hole..
  • 3V/3.3V power relay module supports photocoupler isolation control and dual power supply input ensure high anti-interference ability. Fast response time less than 20ms and long life time up to 100,000 times snap action with diode freewheel protection..
  • 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..
  • Support dual power supply input ensure high anti-interference ability,high reliability of photoelectric isolation protection,The external connection uses the rotary crimping terminal, causes the wiring to be more solid..
  • You are free to select whether the relay and the signal share the same power supply or not by removing the jumper caps on the pins or not. It is recommended to share the same power supply, because that is more convenient for using..
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4Pin Refrigerator Over Load Protector+PTC Start Relay For Haier For Siemens

  • Package content: 1 package contains 1 piece of 4.7 Ohm 1-pin PTC start relay and 1 piece of 6750C-0005P refrigerator overload protector, totally 2....
  • Compatible models: the refrigerator overload protector can prevent the compressor in your refrigerator from overheating, nice to replace part numbers....
  • PTC starter relay: the PTC start relay is the universal starter relay applied on various brands of mini fridges and coolers, saving your time and....
  • Easy to install: refrigerator starter relay is made of plastic, the overload protector is made of brass, both materials are durable, reliable and rust....
  • Widely applied: 4.7 Ohm 1-pin PTC start relay and 6750C-0005P refrigerator overload protector are compatible with most mini fridges, compact....
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EVTSCAN Latest DPA51CM44 3-Phase Monitoring Relay, Current/Voltage Monitoring Relay Phase Sequence Protector for Three-Phase System, Without Neutral, Phase Loss, 208-480VAC

  • ✈ PRODUCT NAME---Voltage Monitoring Relay.
  • Protection function: over voltage, under voltage.
  • Contact capacity: 6A 250VAC (resistivity).
  • ✈ REAL-TIME MONITORING---The voltage monitoring relay could achieve real-time monitoring of dc overvoltage and undervoltage faults, and over-voltage, under-voltage value, and action time can be adjusted.
  • ✈ MAIN FEATURES---The voltage monitoring relay is of 2 sets of normally open and normally closed contacts, 2 indicator lights indicate various working conditions, no additional auxiliary power supply is required.
  • ✈ 35MM GUIDE RAIL---With 35mm guide rail and standard modular structure, the voltage monitoring relay is easy to install, easy to operate.
  • ✈ TYPICAL APPLICATIONS---The voltage monitoring relay is typically applied in dc motor, battery,UPS power supply, dc switchgear, dc panel, industrial control system.
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Voltage Monitoring Relay DC 12V/24V/36V/48V Over-Voltage and Under-Voltage Protection Relay 35MM Guide Rail 13-17V 10-14V DC48V

  • Protection function: over voltage, under voltage.
  • Contact capacity: 6A 250VAC (resistivity).
  • REAL-TIME MONITORING---The voltage monitoring relay could achieve real-time monitoring of dc overvoltage and undervoltage faults, and over-voltage, under-voltage value, and action time can be adjusted.
  • MAIN FEATURES---The voltage monitoring relay is of 2 sets of normally open and normally closed contacts, 2 indicator lights indicate various working conditions, no additional auxiliary power supply is required.
  • 35MM GUIDE RAIL---With 35mm guide rail and standard modular structure, the voltage monitoring relay is easy to install, easy to operate.
  • TYPICAL APPLICATIONS---The voltage monitoring relay is typically applied in dc motor, battery,UPS power supply, dc switchgear, dc panel, industrial control system.
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