ReviewsNumerical Protection Relay

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..

Check Stock

6 Gang Switch Panel, Niking Auto Universal Circuit Control Box Relay System On-Off Button Switch Pods LED Car Switch Kit for Truck Marine Boat ATV UTV Jeep

... harness! Different color wires are wrapped in such a compact and elegant retail box, plug & play wiring harness with plenty of length make the installation only need 1 hour. Two kinds of mounting ways for you to choose, you can install it in any positions you need. No need to cut a big hole on your vehicle..
SAFETY PROTECTIONS -- With an integrated Overload protection and Thermal protection systems, it will provides all connected lights & accessories safety. Temperature protection relay & fuse control box will automatic disconnect when the internal temperature exceeds 100 °C. Reverse polarity protection, over-voltage protection and over-current protection will help the loads work safely all the time..
HIGH QUALITY DESIGN -- Adopting the environment friendly materials, our universal fuse and relay control system is high temperature resistant (even to 200° max). Fuse & Relay Box Shell are made of Eco-friendly and flame retardant durable ABS plastic..
ALL IN ONE DESIGN -- Including everything for you to install. No need to buy any extra parts! Easy to wire up and the controller is a great design that easy to mount anywhere. 6 Gang Switch Pods + 24pcs Self-Adhesive Stickers + Switch Panel Brackets + Relay & Fuse Control Box + Screw Tapes + Strapping....

Check Stock

[2 Pack] DC 6-30V Timer Relay Programmable Delay Relay Module Cycle Timer with LCD Display / 5V Micro USB, Smart Home Controller

【Multifunction Timer Relay】Programmable delay modes to control the relay timings, widely used at smart home, industrial control, automatic irrigation, indoor ventilation, protection equipment etc..
【Load Range】Operating voltage: DC 6V - 30V, support micro USB 5V power supply. High level trigger: 3V - 24V. NO(Normally open) maximum load < AC 250V/10A, < DC 30V/10A. Timing range: 0.1s ~ 999mins (continuously adjustable)..
【Reverse Protection】Built-in a diode to provide protection against accidental reverse polarity for the circuits..
【Sleep Mode】If no operation within 5 minutes, the digital tube of the relay board will turn off automatically. Pressing any button can wake it up..
【Parameter Setting】OP(conduction time) / CL(off time) / LOP(circuit times) can be set individually, and the parameters are mutually independent. All parameters are permanently saved once set. The functions and parameters can be reviewed or changed at a later time..

Check Stock

NR2-25 Thermal Overload Relay Electric Adjustable Motor Protection Thermal Overload Protection Relay(2.5-4A)

The thermal overload relay is made of high-quality alloy material, large-area binding post, independent terminal and screw fixing, which is convenient and quick to install..
The test button of the thermal overload relay, that is, the button that tests whether the thermal overload relay can operate, press this button, which is equal to whether the operation state of the thermal overload relay is normal when it is dropped or overcurrent..
Thermal overload relays are used to protect phase loss during motor overload, phase failure protection, manual and automatic reset, temperature compensation, tripping indication, stop button, etc..
The thermal overload relay has a temperature compensation structure and has an action flexibility check. The switchable manual reset device manually disconnects the normally closed contact device, and the electricity is made simple and safe..
We 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..

Check Stock

Flasher Relay 3 Pin Adjustable LED Flasher Relay LED Flasher Blinker Turn Signal Light Blinker Universal for 12V 24V Automobiles and Motorcycles

12V 24V Flasher Relay: This is a superfine quality LED flasher relay universal for 12V 24V automobiles and motorcycles.
Practical and Durable: The LED flasher blinker is helpful in solving problems related to turn signal LED light, such as rapid flashing, no flashing or....
Stable Performance: This LED flasher relay adopts advanced SMD technology, features short circuit automatic protection, overload automatic protection,....
Easy Installation: The turn signal light flasher with standard 3-PIN connector design, easy to install, plug and play.
Working Parameters: The size of this turn signal flasher is 5.3 x 3 x 2.6cm / 2.1 x 1.2 x 1 inches, and its applicable power is 0.1-150W.

Check Stock

NTE Electronics R02-14A10-120 R02 Series General Purpose Multicontact AC Relay, 3PDT Contact Arrangement, 10 Amp, 11 Pin Octal Plug, 120 VAC

Tone Signal Decoder Relay --- Operating Current: Standby 11-13 MA, 1 relay.
Signal Decoder --- Working voltage DC 12V, with reverse polarity protection.
DTMF Decoder --- The default control command is 1/2/3/4,Product model: AD22B04.
Audio Signal Decoding Relay --- Eight modes of operation: Non-locking (Momentary ), self-locking (Toggle), inter-locking(Latch), 5/20/60/120/250-second delay.
Decode Relay --- 100% SATISFACTION GUARANTEE : We guarantee that the products you get are consistent with our description. If there are any product problems, our customer service will give you the most professional service.

Check Stock

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.

Check Stock

Kawy 750 900 1100 ZXI STX Ultra Starter Solenoid Relay Switch (Replaces/Compatible With Kawasaki Part # 27010-3737)

Condition:New Replacement.Increase the current and control the high-power relay to promote the stable operation of the motorcycle.
The starter relay can activate the function of the protection switch and circuit to extend the service life of each appliance..
Suitable for a variety of models, please refer to the detailed description below.
Please check the model of your motorcycle carefully to match the model below correctly.

Check Stock

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.

Check Stock

Wireless Rf Remote Control Switch, Safe Connection Receiver Relay Switch 220v 433mhz(1 CH)

✔Easy to set up and easy to use. The relays are very simple to set up and use. Specifically designed to control a variety of electrical equipment via wireless signals..
✔Small size, stable and reliable performance, high receiving sensitivity. The relay is designed to be small and simple, does not take up space, and powerful performance can be used for a long time..
✔The relay supports fixed code and learning code, and supports 1-channel or 2-channel receiver relay switches, which fully meet the needs of different users..
✔Excellent security. The circuit board of the relay is safely packaged, the circuit board is exquisite, and the wiring is safe. Safety protection measures are perfected to protect your safety..
✔A wide range of applications. From simple home remote control to door, window, lifting equipment, access control, up and down controller, alarm system industrial control, security system and other automatic controllers can be used in various fields..

Check Stock

Ximimark 1Pcs ESP8266 Network Relay WIFI Module 220V 10A DC 7-30V 4 Layers Board TVS Input Automatic Protection

The ESP8266 Wifi module is designed with a 4-layer board. It is safer to use the relay PCB pin anti-climbing design. The access control server passes the TCP CLIENT mode. Controlled by the HTTP protocol..
Input overvoltage protection, TVS input, automatic protection will run when the voltage exceeds 33V. Single optocoupler isolated input, TVS input protection..
Wide voltage input, input voltage: DC 7V - DC 30V, input overcurrent protection..
220V 10A relay, one normally open, one normally closed. An output status indicator, an input status indicator..
Board dimensions: 65 × 40 × 20mm (1mm = 0.0393inch).

Check Stock