Trane DHY1277 Filter Drier
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Trane DHY1277 Filter Drier

Trane DHY1277 Filter Drier

The Trane DHY1277 Filter Drier is a critical liquid line filter drier designed for high-performance moisture and acid removal in residential and light commercial HVACR systems. Built for durability, this 5/16 x 5/16 ODF (solder) connection unit features a 5 cubic inch desiccant volume, making it an ideal choice for compact refrigerant circuits. This mono-directional drier effectively utilizes a specialized solid core molecular sieve and activated alumina blend to manage system contaminants, preventing expansion valve freeze-ups and compressor failure. Rated for a maximum working pressure of up to 680 PSIG, it is fully compatible with modern high-pressure refrigerants including R410A, R22, and R134a. This OEM Trane replacement part (often cross-referenced with Emerson EK-0525S) ensures the internal chemistry of your refrigerant piping system remains balanced and free of particulates. For service technicians performing a refrigerant system cleanup or routine maintenance, the DHY1277 provides the precise filtration needed to protect sensitive system components from long-term corrosion.

Key Benefits
  • Optimized Contaminant Control: The 5 cubic inch core provides superior acid and moisture removal to protect the compressor from chemical degradation.
  • High Pressure Resilience: Engineered to handle 680 PSIG maximum working pressure, ensuring reliable performance in R-410A systems.
  • Robust Solid Core: Features a high-strength desiccant core that resists vibration and prevents desiccant migration through the liquid line.
  • Precision Fit: Standard 5/16" ODS connections allow for seamless integration into existing Trane and American Standard refrigerant lines.
Common Questions

What is the flow direction for the DHY1277?
This is a mono-directional liquid line filter drier. Always verify the flow arrow on the canister indicates the direction toward the expansion device during installation.

Is this part compatible with R-410A systems?
Yes, its 680 PSIG rating meets the high-pressure requirements of R-410A, as well as CFC, HCFC, and HFC refrigerants.

When should this filter drier be replaced?
A filter drier replacement is mandatory whenever the refrigerant circuit is opened for service or if a pressure drop across the drier is detected during routine HVAC maintenance.

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.

$11.88

Original: $33.95

-65%
Trane DHY1277 Filter Drier

$33.95

$11.88

Trane DHY1277 Filter Drier

The Trane DHY1277 Filter Drier is a critical liquid line filter drier designed for high-performance moisture and acid removal in residential and light commercial HVACR systems. Built for durability, this 5/16 x 5/16 ODF (solder) connection unit features a 5 cubic inch desiccant volume, making it an ideal choice for compact refrigerant circuits. This mono-directional drier effectively utilizes a specialized solid core molecular sieve and activated alumina blend to manage system contaminants, preventing expansion valve freeze-ups and compressor failure. Rated for a maximum working pressure of up to 680 PSIG, it is fully compatible with modern high-pressure refrigerants including R410A, R22, and R134a. This OEM Trane replacement part (often cross-referenced with Emerson EK-0525S) ensures the internal chemistry of your refrigerant piping system remains balanced and free of particulates. For service technicians performing a refrigerant system cleanup or routine maintenance, the DHY1277 provides the precise filtration needed to protect sensitive system components from long-term corrosion.

Key Benefits
  • Optimized Contaminant Control: The 5 cubic inch core provides superior acid and moisture removal to protect the compressor from chemical degradation.
  • High Pressure Resilience: Engineered to handle 680 PSIG maximum working pressure, ensuring reliable performance in R-410A systems.
  • Robust Solid Core: Features a high-strength desiccant core that resists vibration and prevents desiccant migration through the liquid line.
  • Precision Fit: Standard 5/16" ODS connections allow for seamless integration into existing Trane and American Standard refrigerant lines.
Common Questions

What is the flow direction for the DHY1277?
This is a mono-directional liquid line filter drier. Always verify the flow arrow on the canister indicates the direction toward the expansion device during installation.

Is this part compatible with R-410A systems?
Yes, its 680 PSIG rating meets the high-pressure requirements of R-410A, as well as CFC, HCFC, and HFC refrigerants.

When should this filter drier be replaced?
A filter drier replacement is mandatory whenever the refrigerant circuit is opened for service or if a pressure drop across the drier is detected during routine HVAC maintenance.

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.

Product Information

Shipping & Returns

Description

The Trane DHY1277 Filter Drier is a critical liquid line filter drier designed for high-performance moisture and acid removal in residential and light commercial HVACR systems. Built for durability, this 5/16 x 5/16 ODF (solder) connection unit features a 5 cubic inch desiccant volume, making it an ideal choice for compact refrigerant circuits. This mono-directional drier effectively utilizes a specialized solid core molecular sieve and activated alumina blend to manage system contaminants, preventing expansion valve freeze-ups and compressor failure. Rated for a maximum working pressure of up to 680 PSIG, it is fully compatible with modern high-pressure refrigerants including R410A, R22, and R134a. This OEM Trane replacement part (often cross-referenced with Emerson EK-0525S) ensures the internal chemistry of your refrigerant piping system remains balanced and free of particulates. For service technicians performing a refrigerant system cleanup or routine maintenance, the DHY1277 provides the precise filtration needed to protect sensitive system components from long-term corrosion.

Key Benefits
  • Optimized Contaminant Control: The 5 cubic inch core provides superior acid and moisture removal to protect the compressor from chemical degradation.
  • High Pressure Resilience: Engineered to handle 680 PSIG maximum working pressure, ensuring reliable performance in R-410A systems.
  • Robust Solid Core: Features a high-strength desiccant core that resists vibration and prevents desiccant migration through the liquid line.
  • Precision Fit: Standard 5/16" ODS connections allow for seamless integration into existing Trane and American Standard refrigerant lines.
Common Questions

What is the flow direction for the DHY1277?
This is a mono-directional liquid line filter drier. Always verify the flow arrow on the canister indicates the direction toward the expansion device during installation.

Is this part compatible with R-410A systems?
Yes, its 680 PSIG rating meets the high-pressure requirements of R-410A, as well as CFC, HCFC, and HFC refrigerants.

When should this filter drier be replaced?
A filter drier replacement is mandatory whenever the refrigerant circuit is opened for service or if a pressure drop across the drier is detected during routine HVAC maintenance.

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.