M5Stack Official Mini 3A Relay Unit
SPECIFICATIONS
Battery Included: no
Brand Name: M5Stack
High-concerned chemical: none
Model Number: U023
Origin: Mainland China
Typical Application Fields: Internet of Things (IoT)
RELAY as it says is an M5Unit that implement a Relay functions. Relay can be used as an electrically operated switch, uses an electromagnet to mechanically operate a switch, where it is necessary to control a large power load circuit by a separate low-power signal such as digital signal output from a microprocessor.
The Relay support input voltage of up to 30V DC and 220V AC.
There are 3 pins named: ON, OFF, COM. You can program to make COM connect to ON or OFF, just by high and low out put of a digital GPIO.
Product Features
1.Single-BUS control
2.Up to 3A @ 30 V DC or 220 V AC
3.Software Development Platform: Arduino, UIFlow (Blockly, Python)
4.Two Lego-compatible holes
Include
1x RELAY Unit
1x Grove Cable
1x 3.96 socket
Applications
Remote control of high-power appliances, such as refrigerators, air conditioners, TVs, etc.

LEARN AND DOCUMENTS
DOCUMENTS




- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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