4-Channel 5V Relay Board TP4056 1A Li-Ion Battery Charging Protection Module Expert technical support included for

Expert technical support included for cooling loop design and integration guidance

Cryptocurrency Mining and Blockchain Node Operations where sustained computational load generates continuous heat requiring dual-fan dissipation

Learning & Education: Great for students exploring Raspberry Pi programming

and enclosures that allow visibility of internal components while maintaining structural integrity

Anti-Reverse Polarity Design: Keyed male and female housings physically prevent incorrect mating

4-Channel 5V Relay Board TP4056 1A Li-Ion Battery Charging Protection Module Expert technical support included for```html 4 Channel 5V Relay Board Control up to four high power devices independently using any 5V microcontroller with this optocoupler isolated 4 channel relay module from The Engineer Store, Bengaluru. Fast shipping, 7 day warranty on manufacturing defects, and dedicated technical support. Specifications Relay Channels 4 (independently controlled) Signal Voltage 5V DC (active low trigger) Coil Voltage 5V DC Contact Rating 10A @ 250V AC 10A @ 30V DC