2-CH Relay Board for Raspberry Pi , Arduino

SKU: 220485

Model: 2-CH Relay HAT

Brand: Seengreat

Category: Relay Expansions

$10.99

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This product is a 2-channel relay expansion board compatible with Raspberry Pi Zero/Zero W/Zero WH/2B/3B/3B+/4B, STM32, and Arduino. It features two relays that can be independently controlled for shutdown operations.

Product Features：

Supply voltage:3.3V/5V
Relay allows access to the load:250V/5A
With relay working indicator, it is convenient to check the working status of the relay
Optocoupler isolation circuit, strong anti-interference ability, stable work
Open source demo codes available for Raspberry Pi

Specifications

Dimensions	56mm(Length) x 34mm(width)
Weight	Net Weight:25g
Optocoupler	LTV-357T-B-IN
Supply voltage	3.3V&5V

The definition of the connection with the Raspberry Pi motherboard

2-CH Relay HAT	Pin function	BCM	wiringPi
5V	5V	5V	5V
GND	GND	GND	GND
CH1	Channel 1	26	P25
CH2	Channel 2	19	P24

Resource Profile

① Relay output Relay control signal level and amplitude sliding switch, available 3.3V or 5V.

② Relay working indicator: when the light is on, it means that the normally open end of the relay is closed, the normally closed end is disconnected, and when the light is off, it means that the normally open end of the relay is disconnected and the normally closed end is closed.

③ Relay

④ Relay output

⑤ Power indicator

⑥ PH2.0 4PIN Module wire

⑦ 2.54mm 4PIN connector