Dual Digital Thermostat Humidity Controller 1210W 12V 24V 220V

Dual Digital Thermostat & Humidity Controller – Model 1210W

Take precise control of your environment with the 1210W Dual Digital Thermostat Temperature and Humidity Controller. Whether you're managing an incubator, terrarium, greenhouse, grow tent, or climate-controlled storage, this compact yet powerful unit lets you monitor and regulate both temperature and humidity simultaneously — all from one easy-to-read dual display.

Key Features

• Simultaneous Temperature & Humidity Control – Connect heating/cooling and humidifying/dehumidifying equipment at the same time for full climate management.
• Dual Display Window – View current measured values and your set target values side by side at a glance.
• Flexible Heating/Cooling Modes – Set heating and cooling functions independently to prevent sudden, damaging fluctuations in your environment.
• Wide Measurement Range – Monitors temperatures from -50°C to +110°C and humidity from 0% to 100% RH.
• High Accuracy – ±1°C temperature accuracy and 0.1% RH humidity resolution for dependable readings.
• Calibration Support – Built-in temperature and humidity calibration lets you fine-tune sensor readings for maximum precision.
• Multi-Voltage Compatible – Works with AC 110–220V, DC 24V, and DC 12V power sources for versatile installation.
• Fire-Resistant Housing – Durable PC + ABS fireproof material for safe long-term operation.
• Robust Relay Output – 10A / 240VAC relay contact capacity handles a wide range of connected equipment.
• 1-Metre Sensor Cable – Generous sensor lead length for flexible placement.

Technical Specifications

How to Set Temperature / Humidity

Start Value: Press the Up button once to display the current start setting. Hold the Up button for ~3 seconds until the value flashes, then use the Up/Down buttons to set your desired start temperature or humidity.

Stop Value: Press the Down button once to display the current stop setting. Hold for ~3 seconds until it flashes, then use the Up/Down buttons to enter your desired stop point.

Calibration: Press the Up and Down buttons simultaneously to enter calibration mode and adjust sensor offset values.

Package Contents

• 1 × 1210W Dual Temperature & Humidity Controller

Made in Mainland China.

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Frequently Asked Questions

Q: What types of equipment can I connect to the 1210W thermostat humidity controller?

A: The 1210W controller supports simultaneous connection of heating and cooling devices (such as heat mats, heaters, or refrigeration units) as well as humidifiers and dehumidifiers. Its 10A/240VAC relay output handles a wide range of standard climate-control equipment, making it ideal for incubators, terrariums, greenhouses, and grow tents.

Q: Is this controller compatible with both AC and DC power supplies?

A: Yes. The 1210W supports AC 110–220V, DC 24V, and DC 12V input voltages, giving you the flexibility to power it from a standard wall outlet or a low-voltage DC source such as a car battery, solar setup, or DC adapter.

Q: How do I correct sensor readings if they seem slightly off?

A: The built-in calibration feature lets you offset the displayed temperature or humidity reading. Simply press the Up and Down buttons simultaneously to enter calibration mode, then adjust the values up or down to match a known reference reading. This ensures your controller displays the most accurate measurements possible.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.