The W1209 Digital Thermostat is widely used for temperature monitoring and control in DIY electronics projects. It comes with a 3-digit LED display, user-friendly buttons, and a waterproof NTC sensor probe for accurate readings. The built-in relay allows direct control of heating or cooling devices, making it ideal for incubators, aquariums, and smart automation.

Key Features:

Digital LED Display (Red)

Adjustable Temperature Settings

Wide Measurement Range: -50°C to +110°C

Relay Output for Heating or Cooling Control

Waterproof NTC Temperature Sensor Included

Easy to Install & Compact Design

Specifications:

Model: W1209

Power Supply: 12V DC

Temperature Range: -50°C ~ +110°C

Measurement Accuracy: ±0.1°C

Control Accuracy: ±0.1°C

Output: 1 Relay (10A/250V AC or 10A/125V AC)

Display: 3-digit Red LED

Module Size: ~48 × 40 mm

Applications:

DIY Incubators

Aquariums & Fish Tanks

Temperature-Controlled Fans/Heaters

Smart Agriculture Projects

Electronics DIY Automation

Package Includes:

1 × W1209 Digital Thermostat Module

1 × NTC Waterproof Sensor Probe

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W1209 Digital Temperature Controller Thermostat