Description
The Danfoss 003N6182 is a precision aquastat temperature controller designed for hydronic heating systems, boilers, and related HVAC applications. Featuring a 1/2″ NPT connection for straightforward installation, this unit provides dependable temperature sensing and control across a wide operating range of 120°F to 195°F — ideal for hot-water heating systems requiring accurate high-limit or operating-control performance. The 90″ capillary tube offers extended reach, giving installers the flexibility to mount the control unit away from the sensing point without compromising accuracy.
Key Features
- 1/2″ NPT connection for easy, leak-free installation into standard hydronic piping
- Wide temperature operating range of 120°F to 195°F suits a variety of boiler and hydronic heating applications
- 90″ (7.5 ft) capillary tube provides installation flexibility for remote mounting
- Bulb-and-capillary sensing design delivers accurate, responsive temperature detection
- Danfoss engineering ensures long-term reliability and consistent performance
- Suitable for use as a high-limit, operating, or safety control in hot-water heating systems
Specifications
- SKU: 003N6182
- Brand: Danfoss
- Connection Size: 1/2″ NPT
- Temperature Range: 120°F – 195°F
- Capillary Length: 90″
- Sensing Type: Bulb and Capillary
Applications
- Residential and commercial hydronic heating systems
- Hot-water boiler high-limit and operating controls
- Radiant heating systems
- Domestic hot-water heating control







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