Description
The ebm-papst M4Q045-CA01-75 is a precision-engineered 4-pole shaded-pole motor designed specifically for the rigorous demands of commercial refrigeration and heat exchange systems. Representing the pinnacle of Original Engineering from Germany, this Q-motor series (M4Q) is optimized for continuous duty cycles in harsh environments, making it the industry standard for ice machines, evaporators, and condensing units. The unit features a robust die-cast aluminum housing and a specialized ball bearing system, ensuring Technical Compatibility with high-humidity applications where standard sleeve bearings often fail. This motor serves as a direct replacement for the M4Q045-CA03-51/A43 configuration, offering superior longevity and consistent torque delivery.
Technical Specifications:
Manufacturer: ebm-papst
Model Number: M4Q045-CA01-75
Cross-Reference: M4Q045-CA03-51, A43
Motor Type: AC Shaded Pole (Square Q-Motor)
Nominal Voltage: 230 V AC
Frequency: 50 / 60 Hz
Phase: 1~
Power Output: 30 / 31 W
Current Draw: 0.20 A
Nominal Speed: 1300 RPM (50Hz) / 1550 RPM (60Hz)
Bearing Type: Ball Bearing (Sealed)
Insulation Class: B
Protection Rating: IP42
Permissible Ambient Temperature: -30°C to +40°C
Direction of Rotation: Counter-clockwise (viewed on shaft end)
Shaft Design: Standard cylindrical with flat or thread (application dependent)
Housing Material: Die-cast Aluminum
Mounting: Free Standing / Standard 18mm or 26mm mounting spacing
Blade Compatibility: Stainless Steel / Aluminum Axial Impellers
Duty Cycle: S1 (Continuous Operation)
Weight: 3.0 kg (Gross)
Industrial Application:
This electromechanical drive is critical for the thermal management of commercial ice makers and refrigeration condensers. In this specific application, the M4Q045-CA01-75 drives the axial fan blade to force air through the condenser coils, removing heat extracted from the water during the freezing process. The 30/31W power rating provides sufficient torque to overcome the static pressure of dense fin stacks, while the ball bearing construction withstands the moisture and temperature fluctuations inherent to ice production facilities. Failure to maintain this airflow results in extended harvest cycles and eventual system shutdown due to high-pressure limits.
Procurement & Logistics:
We prioritize supply chain efficiency to minimize Lead Time for urgent maintenance requirements. This unit is supplied as a single item with protective packaging to ensure structural integrity upon delivery.
Key Attributes
Voltage: 230(V)
Mounting type: Free Standing
Type: MOTOR
Warranty: 1 Year
Power Source: Electric
Blade material: Stainless Steel
Bearing type: Ball Bearing
Customized support: OEM, ODM
After-sales service provided: Online support
Place of origin: Germany
Brand name: Ebmpapst
Model number: M4Q045-CA01-75
Product name: M4Q045-CA03-51
Power: 30/31W
Speed: 1300/1550RPM
Current: 0.2 A
Frequency: 50/60Hz
Product Category: AC Motors
Type: Axial Flow Fan
Packaging and Delivery
Selling Units: Single item
Single package size: 32X32X25 cm
Single gross weight: 3.000 kg











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