Technical data, tools and notes for refrigeration and electronics technicians.

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SUB COOL GQR80TG Compressor Specs and Replacements mbsmpro
20, Feb 2026
SUB COOL GQR80TG Compressor Specs and Replacements

The SUB COOL GQR80TG is a versatile 1/4+ HP compressor designed for R134a MBP/HBP systems, commonly found in commercial coolers and mid-size refrigerators. This guide provides the full technical data sheet, including cooling capacity (400W to 810W depending on conditions), oil requirements (380-420ml POE), and a comprehensive list of compatible…

Tecumseh THG1374YFS Compressor Specs and Replacements mbsmpro
20, Feb 2026
Tecumseh THG1374YFS Compressor Specs and Replacements

The Tecumseh THG1374YFS (TH271-FS-316) is a reliable 1/4 HP compressor designed for R134a LBP systems, commonly found in domestic refrigerators and small freezers. This guide provides the full technical data sheet, including cooling capacity in Watts and BTU, oil requirements (243ml POE), and a comprehensive list of compatible replacements for…

Jiaxipera NX1122Y R600a Compressor 1/4 hp Specs and Replacement mbsmpro
20, Feb 2026
Jiaxipera NX1122Y R600a Compressor 1/4 hp Specs and Replacement

The Jiaxipera NX1122Y is a high-efficiency 1/4 HP compressor designed for modern R600a refrigeration systems. Commonly used in Whirlpool and Indesit appliances, it offers roughly 200W of cooling capacity at LBP conditions. This guide covers its full technical specifications, COP efficiency data, and provides a comprehensive list of compatible replacement…

Technical Analysis of High-Performance Hermetic Compressors: GQY80AT and ATA72XL mbsmpro
2, Feb 2026
Technical Analysis of High-Performance Hermetic Compressors: GQY80AT and ATA72XL

Choosing between the ZEL GQY80AT and Huaguang ATA72XL requires a deep understanding of displacement and cooling wattage. This professional guide breaks down the 198W capacity of the GQY80AT versus the 185W of the ATA72XL, providing essential data for technicians, including oil types, motor configurations, and a comprehensive list of cross-compatible…

ZMC GL90TB Compressor Technical Specifications and R134a Replacement Guide mbsmpro
31, Jan 2026
ZMC GL90TB Compressor Technical Specifications and R134a Replacement Guide

The ZMC GL90TB is a high-performance 1/4 HP compressor designed for High Back Pressure (HBP) commercial refrigeration. Operating on R134a with a 220-240V supply, it offers a cooling capacity of approximately 2800 BTU/h. This article provides technical specs, COP efficiency metrics, and direct replacement models for professional HVAC technicians and…

Panasonic QB86C18GAX5: The Reliable Powerhouse of Tropical Refrigeration mbsmpro
30, Jan 2026
Panasonic QB86C18GAX5: The Reliable Powerhouse of Tropical Refrigeration

The Panasonic QB86C18GAX5 is a 1/4 HP reciprocating compressor engineered for high-efficiency Low Back Pressure (LBP) applications. Using R134a refrigerant and a displacement of 8.6cc, it delivers a cooling capacity of 201W. This guide provides technicians with essential technical data, including amperage, displacement, and a comprehensive cross-reference list for modern…

mbmpro-2026-01-30_203057-mbsmpro mbsmpro
30, Jan 2026
Engineering Overview: The S118CY1 Architecture

The Donper S118CY1 compressor is a cornerstone of modern domestic refrigeration, engineered for high efficiency in Low Back Pressure (LBP) environments. Utilizing R600a refrigerant, this 1/4 HP unit provides reliable cooling for large household refrigerators and freezers. This guide explores its technical parameters, electrical requirements, and the best cross-reference alternatives…

The Technician’s Take on the Matsushita QA77C17GAX5 mbsmpro
28, Jan 2026
The Technician’s Take on the Matsushita QA77C17GAX5

The Matsushita QA77C17GAX5 is a workhorse in the refrigeration world. This 1/4 HP R134a compressor is a go-to for many household fridges and freezers. In this guide, we break down the technical specs, electrical wiring, and the most reliable replacement options to help you get your cooling system back up…

Compressor, Matsushita, D77C18RAX5, 1/4 hp, Panasonic mbsmpro
18, Jan 2026
Compressor, Matsushita, D77C18RAX5, 1/4 hp, Panasonic

The Matsushita D77C18RAX5 is a legendary 1/4 HP refrigerator compressor optimized for R134a refrigerant. Known for its robust RSIR motor and 7.7cc displacement, it delivers 195W of cooling power for domestic freezers and refrigerators. This guide provides full technical data, wiring details, and the best professional cross-reference replacements for modern…

GMCC PE75H1C Compressor 1/4 HP R134a LBP mbsmpro
18, Jan 2026
GMCC PE75H1C Compressor 1/4 HP R134a LBP

The GMCC PE75H1C is a robust hermetic reciprocating compressor engineered for low back pressure applications using R134a refrigerant. Operating at 220-240V 50Hz, this 1/4 HP motor provides a cooling capacity of approximately 185W. This article provides technical datasheets, electrical wiring schemas, and professional cross-reference guides for global refrigeration maintenance and…