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Bitzer 4GE-30Y-40P Semi-hermetic Reciprocating Compressor for Cold Storage Refrigeration System

Product Overview

The Bitzer 4GE-30Y-40P is a high-efficiency semi-hermetic reciprocating compressor designed for commercial refrigeration, cold storage, and HVAC systems. Renowned for its robust design, low noise levels, and outstanding energy efficiency, it is the ideal choice for medium and low-temperature applications.

Key Specifications

• Brand: Bitzer (Original)

• Model: 4GE-30Y-40P / 4GE-30Y

• Type: Semi-hermetic Reciprocating / Piston Compressor

• Refrigerant: R134a, R404A, R407F, R507A

• Oil Charge: BSE32 (Synthetic Ester Oil)

• Application: Cold Rooms, Blast Freezers, Ice Machines, Central Air Conditioning

Features & Benefits

• High Efficiency: Optimized valve plates and gas flow design reduce energy consumption.

• Wear-Resistant Drive Gear: Surface-hardened eccentric shafts and durable bearings extend service life.

• Low Vibration & Noise: Balanced mass dynamics ensure ultra-quiet and smooth operation.

• Global Support: Genuine Bitzer components with international warranty compliance.


The Bitzer 4GE-30Y-40P (ECOLINE series) is a robust 30HP semi-hermetic reciprocating piston compressor, acting as an improved replacement for the older 4G-30.2Y model. It is engineered for superior efficiency and reliability in demanding medium and low-temperature industrial and commercial refrigeration applications.

Parameter Specification / Value

ParameterSpecification / Value
BrandBITZER (Original Genuine)
Model4GE-30Y-40P (ECOLINE Series)
Compressor TypeSemi-hermetic Reciprocating
Displacement @ 50 Hz (1450 RPM)84.5 m³/h
Displacement @ 60 Hz (1750 RPM)101.98 m³/h
Number of Cylinders4
Net Weight209 kg
Max. Pressure (LP/HP)19 / 32 bar
Suction Line Connection54 mm - 2 1/8"
Discharge Line Connection28 mm - 1 1/8"
Compatible RefrigerantsR404A, R507A, R134a, R407C, R407F
Standard Oil Charge4.50 dm³ (BSE32 Synthetic Ester Oil)
Motor Voltage380V-420V 3-Phase 50Hz / 440V-480V 60Hz
Max. Operating Current51.2 A
Max. Power Input28.0 kW
Motor Protection ModuleSE-B3
Enclosure ClassIP54



Bobiller, The Best Mate!

Our company offers a complete line of heat pump units and refrigeration equipment systems, as well as refrigeration compressors, copper fittings, expansion valves, dual-measure gauges, and other accessories and tools, so you can get everything you need for the refrigeration industry in one place. And we can provide you with customized manufacturing services.

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