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

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White Whale WR‑5395 HBX, 540L mbsmpro
27, Dec 2025
White Whale WR‑5395 HBX, 540L

The White Whale 540‑liter black refrigerator is a large‑capacity top‑mount model designed for families who need generous storage and efficient cooling in a stylish body. It combines No Frost technology, inverter motor, digital display, and an integrated water dispenser, making it an attractive choice for modern kitchens that prioritise performance…

Ariston AB 636 T EX mbsmpro
27, Dec 2025
Ariston AB 636 T EX

Ariston AB 636 T EX washing machine rating plate identification and technical specifications for repair technicians

ZMC GL80AF R134a Hermetic Compressor mbsmpro
27, Dec 2025
ZMC GL80AF R134a Hermetic Compressor

ZMC GL80AF R134a 1/5 HP hermetic refrigerator compressor technical data and applications Mbsmgroup Mbsm.pro mbsmpro.com mbsm.

Mbmpro 2025 12 26 190305
26, Dec 2025
Compressor database chart Relay Olp 

A refrigerator compressor does not run alone; it depends on a start relay and an overload protector (OLP) to start safely and avoid burning out. The wiring diagram of compressor, relay, and OLP shows how power flows from the thermostat, through protection devices, to the motor windings, keeping domestic fridges…

Mbsm pro private media CAj9480t
25, Dec 2025
Tecumseh CAJ9480T R22 Hermetic Compressor: Complete Technical Guide for Professionals

The Tecumseh / L’Unité Hermetique CAJ9480T is a 5/8 HP hermetic compressor delivering about 1 968 W of cooling capacity for R22 commercial refrigeration systems. It is widely used in small cold rooms, display cabinets and compact condensing units. This Mbsmgroup guide explains its main specifications, applications, installation tips and…

Mbsm pro private mediaReplacing Union Air Unionaire refrigerator or freezer sensors with those from a Crazy Kiriazi deep freeze
24, Dec 2025
Replacing Unionaire Sensors with Kiriazi Deep Freezer Probes: What Technicians Must Check First

The picture shows a refrigeration technician holding several tubular temperature probes and a small white connector in front of a heavily frosted evaporator, capturing the exact moment of diagnosing a sensor fault in a no‑frost fridge or deep freezer. This real‑world scene raises a key question: can Unionaire sensors be…

Mbsm pro private media frascool
23, Dec 2025
Frascold D2‑15Y / D2‑15.1Y ​

The Frascold D2 15Y is a semi‑hermetic reciprocating compressor designed for commercial and industrial refrigeration. With a 2 HP motor and 15.4 m³/h displacement, it delivers around 6–7 kW of cooling capacity using R404A, R448A or R449A, making it a robust option for low and medium temperature applications.

Mbsm pro private media Copeland
23, Dec 2025
 Copeland-15hp

The photos show a Copeland condensing unit on a steel base, with a semi‑hermetic compressor, air‑cooled condenser and vertical liquid receiver designed for cold room applications. This type of refrigeration unit is widely used in commercial food storage because it delivers stable temperature control, good energy efficiency and straightforward maintenance…

Mbsm pro private media diode zin wat
22, Dec 2025
Zener Diode Series 1N746 to 1N5369 Overview

Zener diodes are essential components in voltage regulation and protection circuits. This guide provides a detailed overview of three popular power ratings: 0.5W, 1W, and 5W Zener diode series, covering part numbers from 1N746 to 1N5369 and voltage ranges from 3.3V to 100V. Whether you're designing a power supply, voltage…