Description
Copeland XB-1019FC1B Power Assembly Overview
The Copeland 049881 is a factory-engineered power assembly designed for reliable refrigeration control in R12 refrigerant systems. Supplied complete with capscrews for straightforward installation, this assembly is a trusted replacement component for maintaining precise temperature regulation across a wide range of commercial and light industrial refrigeration applications.
Key Features
- Model: XB-1019FC1B
- Compatible Refrigerant: R12
- Connection Type: 1/4″ SAE (Flare), Equalizer Type
- Capillary Tube Length: 5 ft (60″)
- Application Temperature Range: -20°F to +50°F
- Capscrews included for complete installation
- Genuine Copeland replacement power assembly
Application
This power assembly is engineered for use in thermostatic expansion valve (TXV) systems operating on R12 refrigerant. The equalizer-type design ensures accurate superheat sensing and stable system performance across the full -20°F to +50°F operating temperature range. The 5-foot capillary tube provides flexible bulb placement to suit a variety of evaporator configurations.
Installation Notes
- Verify compatibility with existing TXV valve body before installation
- Ensure system is properly recovered and evacuated prior to service
- Use appropriate SAE flare fittings to maintain leak-free connections
- Capscrews are included — no additional hardware required for assembly







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