Arduino 12V 16 way relay module optocoupler isolation low level trigger
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This 16-channel relay module from AZ-Delivery is designed for seamless integration with Arduino and other microcontrollers. Featuring optocoupler isolation and a low-level trigger, it ensures safe switching of high-power devices while protecting your controller. With robust relays capable of handling up to 5A at 30V DC or 5A at 50V AC, it's ideal for mechatronics, power electronics, and home automation projects.
add_circle The Upside
- check Optocoupler isolation protects microcontroller from high voltage spikes
- check Low trigger current allows direct connection to Arduino GPIO pins
- check Large relays suitable for continuous operation in demanding environments
remove_circle The Downside
- close Requires external 12V DC power supply (not included)
- close Bulky size may not fit in compact enclosures
- close No screw terminals for wiring; may need additional connectors
Specifications & features
Key features
- check_circle 16 relay channels with optocoupler isolation
- check_circle Low-level trigger input compatible with 5V microcontrollers
- check_circle Supports both normally open (NO) and normally closed (NC) contacts
- check_circle On-board jumper to select power supply source
- check_circle Dimensions: 180mm x 90mm
Specifications
Contact Type
NO, NC
Control Signal Voltage
5V DC
Dimensions
180mm x 90mm
Isolation
Optocoupler
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