XH W1209 12V Digital Temperature Controller Module W/ Display and NTC Temp Sensor

The XH-W1209 is a compact and affordable digital temperature controller module equipped with an NTC thermistor sensor, three-digit 7-segment LED display, and a relay output, designed for DIY electronics, home automation, and environmental control applications. Operating at 12V DC, it can control devices like fans, heaters, and coolers based on preset temperature thresholds. The module features an onboard microcontroller with adjustable parameters like start/stop temperature, delay, and hysteresis via push buttons. It includes an active cooling or heating mode, temperature calibration, and power-off memory.

🔹 Key Features:
• Supports heating and cooling modes
• LED temperature display with 0.1°C resolution
• Programmable temperature setpoint and hysteresis
• Compact and easy to integrate
• Relay output for controlling high-current loads
• Built-in NTC 10K thermistor sensor with cable
• Push-button configuration for easy setup
• Temperature calibration supported