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

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Toshiba GR-EF37 No-Frost Refrigerator mbsmpro
2, Jan 2026
Toshiba GR-EF37 No-Frost Refrigerator

"Toshiba GR-EF37 350 liter no-frost refrigerator with platinum deodorizer, A-class energy efficiency, R600a refrigerant, 10-year warranty, dual cooling zones"

220V AC to 12V DC Bridge Rectifier Circuit mbsmpro
2, Jan 2026
220V AC to 12V DC Bridge Rectifier Circuit

The bridge rectifier circuit represents the most efficient topology for converting 220V AC mains voltage to stable 12V DC output using four 1N4007 diodes in diamond configuration. This comprehensive guide explores circuit design, capacitor filter selection, voltage calculations, diode specifications, troubleshooting methods, and safety considerations for reliable power supply implementation…

Samsung SD162H‑L4UA S01, hermetic , compressor  mbsmpro
1, Jan 2026
Samsung SD162H‑L4UA S01, hermetic , compressor 

Samsung SD162H‑L4UA R134a 1/5 HP refrigerator compressor 200‑220V 50Hz 220V 60Hz technical data, specifications, performance tables, comparisons and replacement guide

Active and Passive Electronic Components mbsmpro
31, Dec 2025
Active and Passive Electronic Components

active and passive electronic components list transistor diode led resistor capacitor inductor ldr thermistor switch variable resistor transformer symbols

Ball Valves Types and Sizes: 3‑Way mbsmpro
31, Dec 2025
Ball Valves Types and Sizes: 3‑Way

3 way ball valve union ball valve male female nickel plated 1 2 3 4 1 inch plumbing hvac water installation

Maneurop MTZ160HW4VE mbsmpro
31, Dec 2025
Maneurop MTZ160HW4VE

Maneurop MTZ160HW4VE 13 hp reciprocating compressor R404A R507A R134a R407C 20.3 kW medium temperature cold room applications

Copeland KCE444HAG hermetic compressor mbsmpro
31, Dec 2025
Copeland KCE444HAG hermetic compressor

Copeland KCE444HAG Compressor, 3/8 Hp, R134a, 230V 50Hz – Technical Specs and Water Cooler Applications

LG BMG110NHMV Inverter Compressor mbsmpro
31, Dec 2025
LG BMG110NHMV Inverter Compressor

LG BMG110NHMV inverter compressor R600a 1/4 hp 220‑240V 50/60Hz LBP performance table and comparison with BMG110NAMV and fixed‑speed R600a models

Compressor Windings, CSR Terminals mbsmpro
31, Dec 2025
Compressor Windings, CSR Terminals

compressor windings CSR pin configuration common start run terminals, PTC relay overload wiring and multimeter resistance testing guide

Fresh SFW13C1P‑B Split Air Conditioner mbsmpro
31, Dec 2025
Fresh SFW13C1P‑B Split Air Conditioner

Fresh SFW13C1P-B Split Air Conditioner – Nameplate Data, Error 11.1 Meaning and Pro Troubleshooting