DC 12V Delay Relay Module Adjustable 0-25s | NE555 Timer Switch Relay Board Signal Trigger 10A

DC 12V Delay Relay Module Adjustable 0-25s | NE555 Timer Switch Relay Board Signal Trigger 10A 

The DC 12V Switch Delay Relay Module with Adjustable Delay Time 0-25 Second is a timer-based switching board designed for automatic delay control in electronic and automation projects. The module is built using the NE555 timer IC, which provides stable and accurate timing performance.

The delay time can be adjusted using the onboard potentiometer, allowing the relay to turn ON or OFF after the selected time. This module works with 12V DC supply and supports signal trigger input, making it suitable for automation, robotics, vehicle electronics, and industrial control systems.

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Features

• Operating voltage: 12V DC
• Adjustable delay time: 0 – 25 seconds
• NE555 timer based design
• Signal trigger input
• High power relay output (10A)
• LED power and trigger indicator
• Reverse polarity protection
• Compact PCB size
• Easy wiring connection
• Stable and reliable operation

Applications

• Delay ON / OFF control
• Automation projects
• Car electronics delay circuit
• Arduino / ESP32 / PLC projects
• Smart home systems
• Motor and pump delay start
• Alarm and security system
• DIY electronics projects