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

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spera J7238GE Compressor 1.5 HP R407C HBP Technical Specifications and Performance Data mbsmpro
12, Feb 2026
spera J7238GE Compressor 1.5 HP R407C HBP Technical Specifications and Performance Data

The Aspera J7238GE is a powerhouse in the commercial cooling sector. Delivering 1.5 HP of performance using R407C refrigerant, this Slovakia-built compressor is designed for High Back Pressure applications. With a 32.7 cc displacement and a robust CSR motor, it provides reliable cooling for large-scale industrial chillers and commercial walk-in…

I installed a 2-meter capillary tube. Is this a reason for ice buildup on the suction line? mbsmpro
6, Feb 2026
I installed a 2-meter capillary tube. Is this a reason for ice buildup on the suction line?

Troubleshooting frost on a refrigerator's suction line requires a deep understanding of pressure drops. If a 2-meter capillary tube was recently installed, it might be the primary culprit behind liquid floodback. This article explores the technical relationship between expansion device length, refrigerant flow, and the critical balance needed to protect…

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…

Secop TLES6FT.3 R134a 1/5 HP LBP Compressor Specifications and Replacement Guide mbsmpro
1, Feb 2026
Secop TLES6FT.3 R134a 1/5 HP LBP Compressor Specifications and Replacement Guide

The Secop TLES6FT.3 is a cornerstone of modern domestic refrigeration. This 1/5 HP, R134a compressor is engineered in Slovakia for Low Back Pressure applications, offering a cooling capacity of 149W. Known for its quiet operation and energy efficiency, it is the ideal choice for medium-sized refrigerators and deep freezers looking…

Samsung RT47CB663222 Compressor Specifications R600a 1/5 HP Cooling Capacity Inverter Refrigerator Spare Parts mbsmpro
31, Jan 2026
Samsung RT47CB663222 Compressor Specifications R600a 1/5 HP Cooling Capacity Inverter Refrigerator Spare Parts

This technical guide explores the Samsung RT47CB663222 refrigerator, a high-efficiency 460-liter unit utilizing R-600a refrigerant. Operating on a 220-240V 50Hz supply, this inverter-driven system is designed for Low Back Pressure applications. We break down the motor characteristics, displacement, and provide a comprehensive list of equivalent replacement compressors for modern field…

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…

LG MA57LBJG Compressor 1/6 HP R134a LBP Technical Specifications and Replacements mbsmpro
31, Jan 2026
LG MA57LBJG Compressor 1/6 HP R134a LBP Technical Specifications and Replacements

The LG MA57LBJG is a high-performance 1/6 HP compressor designed for R134a refrigerant in Low Back Pressure (LBP) applications. Ideal for domestic freezers, it delivers 160W of cooling capacity at -23.3°C. This guide provides comprehensive technical data, winding details, and a full cross-reference list for professional refrigeration technicians and engineers.

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…

Role of Current Relays in Compressor Ignition mbsmpro
29, Jan 2026
Role of Current Relays in Compressor Ignition

Selecting the right electrical components is the heartbeat of refrigeration maintenance. When a compressor fails to start or constantly trips, the culprit is often a mismatched Current Relay or a fatigued Thermal Overload Protector. Ensuring these parts align perfectly with the compressor’s horsepower (HP) and amperage rating is vital for…

Embraco NEU2178GK, compressor mbsmpro
2, Jan 2026
Embraco NEU2178GK, compressor

The Embraco NEU2178GK is the definitive choice for 1 HP commercial freezing applications. Featuring a robust CSR motor and 16.8cc displacement, this R404A compressor delivers high starting torque for demanding environments. This guide details the electrical requirements, installation tips, and how it compares to Secop and Tecumseh alternatives.