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The Supco LLD052S is a liquid line filter-drier for refrigeration and air conditioning systems that removes moisture and contaminants from the liquid refrigerant. The solid core unit features a 1/4 inch sweat connection, a 5 cubic inch desiccant volume and a blend of activated alumina with molecular sieve for moisture and acid control. It is compatible with CFC, HCFC and HFC refrigerants and approved for POE oils.
- 1/4 inch sweat connection with 5 cubic inch desiccant capacity
- Activated alumina and molecular sieve desiccant with 40 micron filtration
- Shock-resistant steel body, corrosion-resistant epoxy finish, solid copper fittings
Product Highlights
Solid core liquid line drier; 5 cubic inch capacity; 1/4 inch sweat connection; compatible with CFC/HCFC/HFC refrigerants including R290; Copeland approved for POE oils.
Product Information
Standard Information
- Brand: SUPCO
- Manufacturer Part Number: LLD052S
- Country of Origin: China
Features:
- Manual reset
- UL recognized
- CSA approved
- Uses 36T electrical ratings
Compatibility & Applications:
- Listed for Carrier HVAC equipment (model-specific compatibility is not provided in the listing details)
- Must only be used where the manufacturer specifies this exact part number: LH680534 (confirm by the unit's model/serial and the applicable service/parts documentation)
User Reviews & Q&A Summary:
- Reviews commonly describe:
- - Perfect/OEM fit and being the correct replacement part
- - Easy installation for those performing the repair
- - Keeping a spare flame sensor (and often an ignitor) on hand for quicker winter repairs (review-reported)
- - Positive feedback on shipping speed, packaging, and overall purchase experience
Maintenance & Troubleshooting:
- The provided sources do not include formal diagnostic procedures for this flame sensor
- Reviews reflect replacement as a practical service repair (OEM part swap), with users reporting successful replacement experiences and restored confidence in having the correct part on hand
Certifications & Compliance:
- Meets ARI 780/790 Standard
User Reviews & Q&A Summary:
- Common theme is "correct part" for the intended replacement, with users reporting it worked as expected after installation
- Review feedback frequently mentions straightforward installation for a direct replacement
- Value and fulfillment are recurring positives (good deal/price and fast shipping)
Product Highlights
1-1/8" Connection     
SAE ConnectionSpecs
| Product Type: | Filter Drier |
|---|---|
| Cubic Inches: | 30 |
| Connection Size: | 1-1/8" |
| Connection Type: | SAE |
| Type: | Suction Line |
| Max. Working Pressure: | 500 psi |
| Micron Rating: | 40 |
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Reviews
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