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

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Siberia GFF57AA Compressor mbsmpro
1, Feb 2026
Siberia GFF57AA Compressor

The Siberia GFF57AA is a high-performance 1/5 HP hermetic reciprocating compressor designed for Low Back Pressure (LBP) applications. Utilizing R134a refrigerant and a 5.7cc displacement, it provides a reliable cooling capacity of 166W. This unit is widely used in domestic freezers and refrigerators, offering a robust RSIR motor for 220-240V…

Comptek QD65H Compressor 1/6 HP R134a L/MBP Technical Specifications and Replacement Guide mbsmpro
31, Jan 2026
Comptek QD65H Compressor 1/6 HP R134a L/MBP Technical Specifications and Replacement Guide

The Comptek QD65H is a high-performance 1/6 HP reciprocating compressor designed for R134a systems. Ideal for refrigerators between 180 and 250 liters, it offers a cooling capacity of 160W at -23.3°C. This professional guide covers its electrical characteristics, COP efficiency metrics, and provides a comprehensive list of equivalent models for…

L55AV and QD59H Refrigerator Compressor mbsmpro
18, Jan 2026
L55AV and QD59H Refrigerator Compressor

The L55AV and QD59H are cornerstone compressors in the domestic refrigeration industry, both rated at 1/6 HP. While the L55AV traditionally operates with R12, the QD59H is the modern R134a standard. This article provides deep technical data, electrical wiring diagrams, and professional comparison tables for field technicians and refrigeration engineers…

Mbsmgroup-files-2026-01-16_203856 mbsmpro
16, Jan 2026
Compressor MAF QD59H HM for Ideal 8-foot Refrigerator

Choosing the correct compressor for a classic Ideal 8-foot refrigerator requires technical precision. The MAF QD59H HM, a robust 1/6 HP unit by Comptek, is a frequent candidate for these repairs. This article explores the mechanical compatibility, electrical requirements, and performance values necessary to ensure a long-lasting and efficient cooling…