12V Programmable Relay Timer Module with Digital Display – Adjustable Timer with Dual LED Screens
The 12V relay timer module is a multifunctional electronic device, ideal for automation applications, controlled power supply, DIY systems, and electronic projects. This module allows precise setting of two time intervals (Time 1 and Time 2), displayed on a dual LED screen – green and red.
Main Features
- Dual LED digital display: individual setting for Time 1 and Time 2
- Time intervals can be configured in seconds, minutes, or hours
- Adjustment range: 0 – 999 seconds / minutes / hours
- Multiple operating modes: delay, timing, loop
- Automatic memory of settings when power is interrupted
- Supply voltage: 12V
- Built-in relay: 20A
- Module dimensions: 47.6 × 28.6 × 33.2 mm
- Mounting dimensions: 45 × 26.1 mm (mounting hole)
Programming Steps
- Press and hold the “S” button for 6 seconds to access the configuration menu.
- Use the “△” or “▽” buttons to change values; press “S” to switch the active parameter.
- P0 – time unit for Time 1 (green):
P0-0 = seconds | P0-1 = minutes | P0-2 = hours - P1 – time unit for Time 2 (red):
P1-0 = seconds | P1-1 = minutes | P1-2 = hours - P2 – switching priority:
P2-on = start priority | P2-off = stop priority - P3 – settings lock:
P3-0 = unlocked | P3-1 = locked - Press the “S” button twice to enter the duration setting interface:
- Green display – Time 1
- Red display – Time 2
Usage Examples
- Delayed start: for example, set to 6 seconds – P1-0, green: 000, red: 006.
- Delayed stop: for example, stop after 5 seconds – P0-0, green: 005, red: 000.
- Infinite cycle: 3 seconds ON, 2 seconds OFF – P0-0, P1-0, P2-ON, green: 003, red: 002.
Photo Gallery






Reviews
There are no reviews yet.