Digital Temperature Controller Module W1209 12V DC With 10A Relay And Waterproof Case Ultra Accurate -50 To 110 Celsius Thermostat For DIY Projects Programmable Temperature Switch

Compact 12V Digital Temp Controller with Waterproof Probe
✔️ 12V DC, 10A relay, waterproof NTC probe, 0.1°C accuracy

This digital temperature controller module is designed for DIY projects and small equipment. It provides precise temperature control for heating or cooling in hobby setups, fermentation chambers, incubators, aquaculture, and beverage coolers, using a waterproof NTC probe for reliable sensing. Available as a 3-pack kit for multiple projects.

✅ Temperature range: -50 to 110°C
✅ Control precision: 0.1°C
✅ 3-digit LED display with bright readout
✅ Waterproof NTC probe for liquids and air
✅ 12V DC input with 10A relay for direct switching
✅ STM8S microcontroller for programmable control
✅ Pack: 3-pack

💡 What is a digital temperature controller module best used for in DIY projects?

- Handy for keeping temps steady in heaters, coolers, fermenters, or incubators - Useful for hobbyists needing precise control with a waterproof probe in liquids or air - 0.1°C precision and a bright 3-digit LED display aid easy monitoring - 12V DC power and a 10A relay support common DIY setups