Ethernet Relay board
IoT

Ethernet Relay board

LAN interface with 4 relays, 8 programmable  I/Os and 4 analog inputs, IoT-ready. How many times have you read or heard about the Internet of things (Iot)? The Internet of things is an expression that is becoming more and more popular lately; it represents the expansion of the...

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Understanding Relay Coil Voltage Specifications
Basic Electronics

Understanding Relay Coil Voltage Specifications

by Robert_Fay @ digikey.com: When learning about relays there are a couple coil voltage specifications that can be a little tricky to understand. There are typically 4 specification for coil voltage listed in the datasheet. For this example we will be looking at relay part Z2352-ND 14....

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4 Channel Relay Shield for Arduino UNO
Arduino

4 Channel Relay Shield for Arduino UNO

4 Channel Relay Shield for Arduino UNO is a simple and convenient way to interface 4 relays for switching applications in your project. Very compact design that can fit on top of Arduino UNO. Project requires 12V DC supply, all 4 trigger inputs require TTL signal, Relay-1 to Relay-4...

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2 Channel Relay Shield for Arduino Nano
Arduino

2 Channel Relay Shield for Arduino Nano

2 Channel Mini easy to use Relay shield for Arduino Nano consists of ULN2003 IC and 2 Mini 12V Relays with NO/NC contacts of 2A-24V Load Capacity. ULN2003 used as Relay coil driver. Relay can be controlled from D3 and D4 of Arduino Nano. Three pin Header Connector CN1 and CN2 provided...

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Dual Relay Board Using SMD Components
Power

Dual Relay Board Using SMD Components

Dual channel Compact  Relay driver module can be controlled by feeding 2-12V trigger voltage, Very useful project for application like Micro-Controller based projects, Remote controller, Lamp on Off, and any circuits which required isolated 5A current and high voltage switching by...

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4 Channel Relay Board
ControlPower

4 Channel Relay Board

4 Channel Relay Board is a simple and convenient way to interface 4 relays for switching application in your project. Very compact design that can fit in small area, mainly this board is made for low voltage applications. Features Input supply 12 VDC @ 170 mA Output four...

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4023
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4 Channel Large Current Relay Board
Power

4 Channel Large Current Relay Board

4-Channel Relay Board is a simple and convenient way to interface 4 relays for switching application in your project. The project has large Relay which can switch current up to 20Amps. Specifications Input supply 12 VDC @ 360 mA Output four SPDT Relay Relay specification...

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8 Channel RS485 Relay Board
Mcu

8 Channel RS485 Relay Board

This project helps you control 8 relays using RS485 link with the help of a PC. This kit can effectively convert  a standard PC to a powerful   PLC ( programmable logic controller ). At the PC end , you will need to use our RS232 to RS485 Interface – C020 or any other suitable...

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