Description
International Comfort Products 1177748 4-Ton Expansion Valve
The International Comfort Products (ICP) 1177748 is a factory-specified 4-ton thermostatic expansion valve (TXV) engineered as a direct OEM replacement for compatible ICP, Heil, Tempstar, and related brand systems. By precisely metering refrigerant flow into the evaporator coil, this expansion valve maintains optimal superheat levels, protecting the compressor and maximizing system efficiency across a wide range of operating conditions.
Key Features
- OEM replacement expansion valve designed for International Comfort Products systems
- Rated for 4-ton system capacity
- Provides precise refrigerant metering for consistent superheat control
- Helps protect the compressor from liquid slugging
- Supports peak system efficiency and comfort performance
- Direct drop-in fit for compatible ICP, Heil, Tempstar, and related brand equipment
- Durable construction for long service life in residential and light commercial applications
Application
This expansion valve is intended for use in split-system air conditioning and heat pump applications where a 4-ton TXV is specified. Always verify compatibility with your specific equipment model and refrigerant type before installation. Refer to the original equipment documentation or contact your ICP distributor for full application guidance.
Installation Notes
- Installation should be performed by a licensed HVAC technician
- Verify system refrigerant type compatibility prior to installation
- Follow all applicable local codes and manufacturer guidelines







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