Utica-Dunkirk 202301310075 Ambient Sensor Assy

The Utica-Dunkirk 202301310075 Ambient Sensor Assy is a critical OEM replacement component engineered for precise outdoor air temperature monitoring in HVAC control systems. Designed for high-accuracy thermal detection, this ambient temperature sensor communicates real-time environmental data to the main control board, enabling the system to adjust staging and firing rates based on actual outdoor conditions. This thermistor assembly is an essential part for maintaining proper modulation in high-efficiency Utica and Dunkirk boilers, as well as specific ZH A/B 18 and ZHA30/36 Series units. Reliable ambient sensing prevents short-cycling and optimizes fuel consumption by ensuring the unit operates within its intended temperature-dependent parameters. For technicians servicing ECR International family brands, including Pennco and Utica Heating, utilizing this genuine OEM HVAC part ensures native electrical compatibility and eliminates the calibration errors often found with universal aftermarket alternatives.

• Direct OEM Replacement: Guaranteed compatibility with Utica-Dunkirk equipment, including MHB and ZH series air handlers and boilers.
• Enhanced System Efficiency: Provides the accurate feedback necessary for outdoor reset functionality and optimized energy usage.
• Rugged Enclosure: Designed to withstand exposure to fluctuating outdoor moisture and temperature extremes without signal degradation.
• Plug-and-Play Installation: Factory-terminated leads allow for rapid field replacement, reducing labor time during service calls.
• Precise Response Curve: Matches original technical specifications to ensure the control board reads exact resistance-to-temperature values.

What are the symptoms of a failing 202301310075 ambient sensor?
Common indicators include "Sensor Open" or "Sensor Shorted" error codes on the digital interface, or the system failing to enter outdoor reset mode, which often leads to reduced heating efficiency.

Is this sensor compatible with other ECR International brands?
Yes, as an OEM part from ECR, this ambient sensor assembly is frequently used across Utica, Dunkirk, and Pennco product lines. Always verify the part number against the specific unit’s manual.

Does this assembly include the mounting hardware?
This part number typically refers to the sensor and lead assembly; check the existing bracket for physical integrity before beginning the replacement.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.