Description
The International Comfort Products 1173637 is an OEM replacement defrost sensor designed for use in ICP heat pump systems. Designated L65-33F, this sensor monitors outdoor coil temperatures to trigger and terminate the defrost cycle, protecting system efficiency and preventing ice buildup on the outdoor unit.
Product Overview
Proper defrost cycle management is critical to heat pump performance in cold weather. This ICP defrost sensor ensures the system initiates defrost when coil temperatures drop to the threshold level and terminates the cycle once the coil has cleared, preventing unnecessary energy consumption and compressor stress.
Key Features
- OEM replacement part for International Comfort Products heat pump systems
- L65-33F designation for precise defrost cycle initiation and termination
- Monitors outdoor coil temperature to control defrost operation
- Helps prevent ice accumulation on the outdoor coil
- Supports efficient heat pump operation in cold-weather conditions
- Direct OEM replacement for accurate fit and reliable performance
Specifications
- SKU: 1173637
- Sensor Type: Defrost Sensor
- Model Designation: L65-33F
- Brand: International Comfort Products (ICP)
- Application: Heat Pump Defrost Control
Application
This defrost sensor is intended for use with compatible International Comfort Products heat pump models. Always verify compatibility with your specific unit’s model and serial number before ordering. Consult your equipment’s service manual for proper installation procedures.







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