Description
Honeywell C7021P2004 NTC Type II Air Temperature Sensor Overview
The Honeywell C7021P2004 is a precision NTC (Negative Temperature Coefficient) Type II air temperature sensor engineered for dependable temperature monitoring in commercial and residential HVAC systems. With a 10k Ohm resistance value and a broad operating range of -40°F to 250°F (-40°C to 121°C), this sensor delivers accurate, consistent readings across a wide spectrum of HVAC applications — from cold outdoor air intake to high-temperature supply air monitoring.
Key Features
- NTC Type II thermistor technology for accurate, stable temperature measurement
- 10k Ohm resistance for compatibility with a wide range of Honeywell and third-party controllers
- Wide temperature sensing range: -40°F to 250°F (-40°C to 121°C)
- Designed for air temperature sensing in duct, plenum, and AHU applications
- Compact, durable construction for long-term reliability in demanding HVAC environments
- Easy installation and integration with building automation and HVAC control systems
Applications
- Supply and return air temperature sensing in air handling units (AHUs)
- Duct-mounted air temperature monitoring
- Building automation system (BAS) integration
- Commercial and residential HVAC control systems
- Mixed air and outdoor air temperature measurement
Specifications
- SKU / Part Number: C7021P2004
- Sensor Type: NTC Type II Thermistor
- Resistance: 10k Ohm
- Temperature Range: -40°F to 250°F (-40°C to 121°C)
- Application: Air Temperature Sensing
- Brand: Honeywell







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