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Electronic Centrifugal Switch Hollow Shaft Motor 112M2-4 3.7kw 5HP Single Phase

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Electronic Centrifugal Switch Hollow Shaft Motor 112M2-4 3.7kw 5HP Single Phase

Brand Name : ZOZHI

Model Number : 112M2-4

Certification : ISO

Place of Origin : China


Price : negotiated

Payment Terms : T/T, L/C

Supply Ability : 10000pcs/month

Delivery Time : 25 working days after received your payment

Packaging Details : Packed in cartons,veneer case or wooden case.

Output : 3.7KW

Pole : 4

Voltage/Frequency : 220V/60HZ

Motor Bearing : C&U (SKF for Choice)

Efficiency : IE1,IE2,IE3

Motor Housing : Aluminum

Protection class : IP54/IP55

Insulation Class : F class

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Electronic Centrifugal Switch Hollow Shaft Motor 112M2-4 3.7kw 5HP Single Phase

Hollow Shaft Electric Motor Description

Single Phase Hollow Shaft Motor With Electronic Centrifugal Switch mounted on the motor rotor, and the circuit is connected in series in the starting circuit.

Hollow shaft electric motors are a combination of an exceptional degree of technology and innovation, quality and reliability worthy of a leading brand on the market. This hollow shaft electric motor easily mounts to piston pump with a 24mm solid shaft

hollow shaft motor adopts hollow metal tube design, novel design, and wide application. It can be used as a high-pressure pump, ventilation equipment, supercharger equipment, small hydroelectric generator, etc.

Main SpecificationStandard Optional
Motor housingAluminum
Stator&Rotor1.Cold-rolled silicon steel sheet by high-speed punching machine. 2.100% high-quality copper wire
bearingC & U
InsulationClass F
thermal protectionYes
InstallationB3 Hollow shaft 24mm


1. High-quality materials, low power loss, low current, low-temperature rise, good heat dissipation, high efficiency, and energy-saving.
2, high-quality bearings, rigorous assembly process, low operating noise.
3. Tailored for professional equipment, the shaft extension is processed by high-frequency quenching, which greatly improves the mechanical strength and seamlessly connects with professional equipment to realize worry-free operation.

Operating condition:

1. Ambient temperature: -15℃≤θ≤60℃
2. Altitude: ≤1000m
3. Protection class: IP54
4. Insulation class: class F
5. Rated voltage: 220V, other voltage on request
6. Cooling type: IC 0141
7. Duty: Continuous(S1)
8. Rated frequency: 50HZ, other frequency on request

Hollow Shaft Electric Motor Application

Hollow shaft motors are widely used in the field of cleaning, such as Hydraulic Press Machine

hollow shaft electric motor

Production line

hollow shaft motor

Production data

Single-Phase 2 Poles 3000Rpm 50Hz
Single-Phase 4 Poles 1500Rpm 50Hz

More videos please click Youtube:

water pumpwater pumpmechnical seal

Guarantee for one year from shipped on board date. During the guarantee period, our company will provide free easy-damaged spare parts for problems caused by our quality of production or raw material, except the damageable spare parts caused by the customer's incorrect man-made operation. After expiration, our company provides cost spare parts for maintenance.

Our service:

1. Directly factory sale
2. Quick response to 2-8hours, response rates over 92%
3. 24 hours phone call is available, feel free to contact us.
4. All goods produced by ourselves, we provide one-stop services from designing, printing to processing. Customers can provide the design according to your request and sample making, also we can advise how to make the products according to customers' target prices.


1. Q: What’s the MOQ?
A: We accept one piece.
2. Q: Are you a factory or trading company?
A: We are a manufacturer.
3. Q: Can you accept using our logo?
A: Yes, we can do OEM for you.
4. Q: What’s the warranty period?
A: 1 year.
5. Q: What are the terms of payment?
A: T/T. 30% deposit and 70% against the BL copy or 100% LC at sight.

Product Tags:

hollow shaft electric motor


hollow shaft hydraulic motor

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