2個セット W1209 デジタル温度コントローラー（ケース付き） 12V DC サーモスタットモジュール 測定範囲 -50～110Celsius 1チャンネルリレー 防水 MCUメモリ搭載 自動省電力機能 高精度 0.1℃
✔️ 12V DC operation, 20A relay output, 0.1°C precision, built-in memory
This two-pack W1209 digital temperature controller set includes a compact controller within a sturdy case and a 12V DC power supply, ideal for DIY temperature projects. It excels in incubators, small climate chambers, hobby freezers, 3D printers, and DIY fermentation setups.
✅ 12V DC supply, 20A relay
✅ Temperature range -50°C to 110°C
✅ 0.1°C control precision and 0.1°C hysteresis
✅ NTC 10K waterproof sensor included
✅ MCU built-in EEPROM for automatic memory on power up
✅ Case size 48.5 x 40 mm; compact design for tight spaces
✅ Pack of 2 units
💡 What is this type of temperature controller used for? Handy device to keep temps stable in small projects.
- Regulates heating or cooling by switching a 12V relay.
- Remembers your last settings automatically for quick restart after power loss.
- Common uses include incubators, mini fridges, 3D printers, and home-brew setups.