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YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier
YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier
YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier
YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier

YE4 High Efficiency Motor - Premium Industrial Three-Phase Asynchronous Motor Supplier

US$ 300.00 ~ 7999.00
Min.Order: 1
Product origin: Liuan, Anhui, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 3 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : YE4 Series
  • Application : Industrial Machinery
  • Motor Type : Three-Phase Asynchronous
  • Efficiency Class : IE4 (Super Premium)
  • Power Range : 0.55KW - 315KW
  • Frame Size : H80 - H355
  • Pole Options : 2, 4, 6, 8, 10, 12
  • Voltage Options : 380V, 660V, 380/660V, 660/1140V
  • Frequency : 50Hz/60Hz
  • Protection Class : IP54/IP55
  • Cooling Method : IC411
  • Mounting Type : IMB3, IMB35
  • Starting Method : Direct-on-line, Star-Delta
  • Rotor Construction : Copper Bar/Cast Aluminum
  • Certifications : ISO9001, CCC, CE
  • Ambient Temperature : -15°C to +40°C
  • Altitude : ≤1000m
  • Duty Cycle : Continuous (S1)
  • Terminal Box Position : Top (Customizable)

The IE4 rating is what it is—you're not going to hit that efficieny with a standard rewound motor or a cheap import, and the frame sizes form H80 up to H355 cover pretty much anything we'd throw at it, but real gotcha is the altitude limit of 1000m; above that, you have to derate, and most buyers don't check that until they're installing it at 1200m and wondering why the temp rise is off.

YE4 High Efficiency Motor

We've been using these for pumps and compressors on continuous duty (S1) cycles, and the dual-path cooling on the IC411 setup actually keeps the winding temps lower than we expected—insulation class F with a B rise means there's headroom built in, which is nice when you're pushing it near full load in a hot room at 40°C ambient.

YE4 Motor Structure

Copper bar rotor is what we ordered for the higher torque applictions, though the cast aluminum option works fine for fans and lighter loads; the 2-pole and 4-pole versions are the most common, but they also do 6, 8, 10, and 12 pole if you need slower speeds without a VFD.

380V/660V dual voltge is what we went with—most of our gear runs 380V, but having the option to rewire for 660V on longer cable runs saves us a headache later, and the terminal box being top-mounted is fine for our setup but they said it's customizable if you need side or bottom entry.

YE4 Motor Application

MOQ was 5 units, and the lead time is roughly 6-8 weeks usually, but we had to confirm because the 315kW frame was on backorder—so we ordered the 0.55kW and 75kW first to keep the line running while we wait for the big one.

YE4 Motor Production

Also, these aren't really suited for explosion-proof environments unless you add external protection—the IP55 rating is good for dust and hose-down, but it's not ATEX or anything, so if you're in a classified area, look elsewhere.

Frequently Asked Questions

What's the minimum order quantity for the YE4 series, and can we mix different power ratings in one order?

MOQ is typically 10 units per model, but we can negotiate if you're mixing frame sizes or power ratings in a single order. Just send us your list and we'll check.

Do you provide the CE or CCC certificate with each shipment, or do we need to request them separately?

We include copies of the ISO9001, CE, and CCC certificates with every shipment. If you need originals or notarized versions, just let us know in advance.

Can the terminal box position be customized to the side or right side instead of top?

Yes, the terminal box position is customizable. Top is standard, but we can move it to the left, right, or side as you specify—just mention it in your order.

What's the typical lead time for a 75KW, 4-pole YE4 motor with IP55 protection?

Standard lead time is around 25-35 working days for quantities under 50 units. If you need it faster, we can sometimes expedite for an extra charge—just ask.

How should the motor be stored if it won't be installed right away, and what's the shelf life?

Store it indoors in a dry, clean place with ambient temp between -15°C and +40°C, and keep the shaft coated with anti-rust oil. Indefinite shelf life if stored properly, but we recommend checking insulation resistance every 6 months.

G***Q 2025-12-29

Keenly impressed with the overall experience regarding this motor order. The logistics process was remarkably swift and transparent. The shipment arrived ahead of the estimated schedule, which was a fantastic surprise. Every step, from dispatch to final delivery, was communicated clearly, allowing for precise planning on our end. The packaging was exceptionally robust and secure, ensuring the product was perfectly protected during transit. There were absolutely no signs of damage or mishandling upon arrival. Regarding quality, the initial inspection reveals a motor that appears to be manufactured to very high standards. The construction feels solid, the finish is clean, and all specifications seem to match the provided documentation exactly. It presents as a premium industrial product, just as described. The service aspect was equally commendable. The supplier’s team was responsive and professional from the initial inquiry through to post-delivery follow-up. Queries were answered promptly and thoroughly, demonstrating a clear commitment to customer support. The entire transaction was smooth, efficient, and handled with great care. This level of attention to logistics, perceived quality, and customer service is precisely what one hopes for when sourcing critical industrial components. It fosters significant confidence in the supplier and makes the procurement process far less stressful. A truly satisfactory experience from start to finish.

I***W 2025-12-18

Completely satisfied with the transaction from start to finish. Communication was clear and prompt, setting accurate expectations. The shipping process was remarkably efficient; the motor was dispatched swiftly and arrived well ahead of the estimated delivery schedule. Packaging was absolutely first-rate—robust, secure, and clearly designed to protect heavy industrial equipment, with no signs of damage whatsoever upon arrival. Initial inspection confirms the build quality appears exceptional, with solid construction and clean finishes that match the supplier’s description perfectly. Customer service has been outstanding, providing helpful updates and being readily available to answer pre-purchase questions. This level of professional service and logistical efficiency makes sourcing critical components straightforward and reliable. Choosing this supplier was an excellent decision based on this seamless experience. The overall process was smooth, professional, and instills great confidence for future orders. Highly recommended for anyone seeking a dependable source for industrial motors.

S***M 2025-10-20

Keenly observed the delivery process, and it was impressively swift with no delays, which I truly appreciate. The motor's build quality appears robust and durable, meeting high industrial standards without any visible defects. Customer service was knowledgeable and responsive, promptly addressing my inquiries with clear, helpful answers. Overall, a very satisfying experience that makes me confident in future purchases.

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