3-CH Relay Expansion Board Compatible with Raspberry Pi

3-CH Relay HAT

Suitable for Raspberry Pi Zero W/Zero WH/2B/3B/3B+/4B/5

This 3-Channel Relay Expansion Board is specifically designed for the Raspberry Pi series, utilizing the Raspberry Pi 40-pin GPIO interface for seamless integration across various Raspberry Pi mainboards. It offers exceptional versatility across the Raspberry Pi ecosystem. The board features three high-quality relays, each independently controllable, enabling precise on/off switching of connected devices, making it an ideal solution for home automation, robotics, and other IoT applications. Onboard optocoupler isolation enhances high-voltage interference resistance and protects your Raspberry Pi. Its flexible and user-friendly design includes jumper-selectable GPIOs to accommodate diverse programming requirements. Comprehensive open-source support, including example code and technical assistance, is provided for rapid issue resolution.

Product Features

• Raspberry Pi Compatibility: Seamless plug-and-play integration with Raspberry Pi series mainboards, requiring no additional drivers.
• Isolated Protection: Features optocoupler isolation to protect the circuit board from high-voltage circuit interference, ensuring stable and safe operation in demanding environments.
• Transparent Operation Status: Each relay is equipped with an LED status indicator, providing real-time visual feedback on the relay's operational state, thereby enhancing usability.
• Customizable Control: Includes relay control jumpers allowing for flexible configuration, enabling users to assign custom GPIO pins for relay control instead of relying on default settings.

Product Specifications

Parameter	Specification
Model	3-CH Relay HAT
Optocoupler	LTV-357T-B-IN
Power Supply Voltage	3.3V & 5V
Dimensions	65mm (Length) × 56mm (Width)

Features a standard 40-pin GPIO extension header for direct connection to Raspberry Pi series boards

Featuring high-performance relays capable of switching loads up to 10A at 250V AC or 5A at 28V DC, the board provides precise and reliable control for a wide variety of devicesIntegrated photo-coupler isolation effectively protects against high-voltage interference, ensuring stable operation in demanding conditions

This 3-channel relay module features relay status indicators for clear and

convenient real-time monitoring of each relay's operating state

Resource Profile

1. Power indicator LED
2. 40-pin header for Raspberry Pi
3. Relay status indicator LED (lights up when the corresponding relay is activated)
4. Relay control selection pin header
5. High-quality relay
6. Relay output terminal

Dimensions

Aplications

WIKI

https://seengreat.com/wiki/170/

Package Contents

1. 3-CH Relay HAT x 1
2. Accessory pack x 1

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