Description
The Trane DHY1478 is a suction line filter drier engineered to protect refrigeration and air conditioning compressors from moisture, acid, and particulate contamination in the suction circuit. Designed for 7.5-ton systems with a 3/4″ connection size, this OEM-quality component is an essential safeguard for maintaining system efficiency and extending compressor life.
Key Features
- OEM Trane suction line filter drier for reliable, manufacturer-approved performance
- 3/4″ connection size for straightforward installation in compatible systems
- Rated for 7.5-ton (7.5T) refrigeration and air conditioning applications
- Removes moisture, acid, and solid contaminants from the suction line
- Helps prevent compressor damage caused by system contamination
- Ideal for use during system changeouts, compressor replacements, or burnout cleanups
Why Use a Suction Line Drier?
Suction line filter driers are a critical component when servicing a refrigeration or air conditioning system, particularly after a compressor burnout or system contamination event. Installed on the suction side of the compressor, the DHY1478 captures harmful moisture, acid, and debris before they can enter and damage the compressor — protecting your investment and ensuring long-term system reliability.
Application
- Commercial and residential air conditioning systems
- Post-burnout cleanup and system restoration
- Compressor replacement service procedures
- 7.5-ton system configurations with 3/4″ suction line connections
Product Specifications
- Brand: Trane
- Part Number: DHY1478
- Type: Suction Line Filter Drier
- Connection Size: 3/4″
- System Capacity: 7.5 Ton







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