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

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Panasonic SFH39C73H Compressor Specs and Replacements mbsmpro
25, Feb 2026
Panasonic SFH39C73H Compressor Specs and Replacements

The Panasonic SFH39C73H is a compact 1/5 HP compressor designed for R134a refrigeration 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, and a comprehensive list of compatible replacements for both R134a and…

Panasonic SFK51C94RPX Compressor Specs and Replacements mbsmpro
20, Feb 2026
Panasonic SFK51C94RPX Compressor Specs and Replacements

The Panasonic SFK51C94RPX is a reliable 1/6 HP compressor designed for R134a LBP systems, commonly found in domestic refrigerators and freezers up to 250L capacity. This guide provides the full technical data sheet, including cooling capacity (157W at ASHRAE), oil requirements (280-320ml), and a comprehensive list of compatible replacements for…

Panasonic QB66C13GAX5 Compressor Specs and Replacements mbsmpro
20, Feb 2026
Panasonic QB66C13GAX5 Compressor Specs and Replacements

The Panasonic QB66C13GAX5 is a reliable 1/5 HP compressor designed for R134a LBP systems, commonly found in domestic refrigerators and freezers up to 250L capacity. This guide provides the full technical data sheet, including cooling capacity (165W at ASHRAE), oil requirements (280-320ml), and a comprehensive list of compatible replacements for…

mbsmgroup2026-02-06_233320-mbsmpro mbsmpro
6, Feb 2026
Panasonic QB110C25CAX0 1/3 HP Compressor Specifications and Replacement

The Panasonic QB110C25CAX0 is a high-performance 1/3 HP reciprocating compressor designed for Low Back Pressure (LBP) applications. Operating on R134a refrigerant, it delivers 280W of cooling capacity at -23.3°C, making it ideal for large domestic freezers and commercial coolers. This guide provides technical data, COP efficiency tables, and compatible replacement…

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…

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…

Auto Draft mbsmpro
5, Jan 2026
Compressor, FN66Q11G, 1/6 hp

The Matsushita FN66Q11G is a highly reliable 1/6 hp reciprocating compressor designed for low back pressure applications. Operating on 220-240V at 50Hz, this R12-based unit was manufactured in Singapore and is known for its long-lasting performance in domestic refrigerators. Learn about its cooling capacity, amperage, and modern replacement options in…

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4, Nov 2025
R134a compressor, 1/3 HP, LBP, commercial refrigeration, domestic freezer, cooling capacity, COP, mbsm.pro, mbsmgroup.tn, mbsmgroup, mbsmpro, mbsmpro.com, Siberia, Panasonic, Embraco, Secop, Tecumseh, Donper, Cubigel, Zero, ZMC, Samsung

A technical comparison of the 10 best LBP R134a compressors (1/3 HP) for professional refrigeration and freezing applications—complete with specs, cooling capacities, and application tips.