What certifications do you have?

We have certifications for CE, EAC, ISO9001, and ATEX.

What are the main applications for this motor?

It is widely used in pumps, fans, compressors, machine tools, conveyors, packaging machinery, mining, and construction machinery.

What is the insulation class of the motor?

The motor adopts F-class insulation, and the temperature rise is assessed according to B-class for higher safety.

Three Phase AC Induction Variable Frequency Motor 55kw 75HP 4pole VFD Motor

Name: Three Phase AC Induction Variable Frequency Motor 55kw 75HP 4pole VFD Motor
Brand: Shandong Langrui Industrial Co., Ltd.
SKU: 1961621701

Shandong, ChinaShandong Langrui Industrial Co., Ltd.

US$910.00

1 Piece

US$900.00

2+ Pieces

Product profile

Customization

Available

Application

Industrial

Speed

Constant Speed

Model NO.

YVF-250M-4

Number of Stator

Three-Phase

Function

Driving, Control

Casing Protection

Closed Type

Number of Poles

Starting Mode

VFD

Certification

ISO9001, CCC, CE, EAC, ATEX

Brand

Langrui

Rated Voltage

380/400/600

Rated Power

55kw/75HP

Rotation Speed

1500rpm

Frame Size

250mm

Frequency Range

3-100

Service Factor

1.0/1.10/1.15/1.2

Cooling System

IC01/IC06/IC411/IC416

Mounting Type

B3/B5/B35/V1/V15

Housing

Cast Iron/Aluminum Housing

Standard

IEC/GOST/NEMA

MOQ

1 Set

Transport Package

Wooden Case

Specification

100% copper wire

Trademark

Origin

China

HS Code

8501520090

Production Capacity

100000

Key features

High Efficiency & Energy Saving: IE2/IE3 level efficiency, compliant with IEC60034-30 and GB/T1032-2023 standards.

Customizable Specifications: Custom voltage, power, speed, frame size, cooling, mounting, and housing materials available.

Robust Construction: Cast iron/aluminum housing, F-class insulation, IP55 protection, and 100% copper wire.

Wide Application Range: Suitable for pumps, fans, compressors, conveyors, mining, and construction machinery.

Certified Quality: ISO9001, CE, EAC, CCC, and ATEX certified with strict quality management system.

Reliable Performance: Low noise, low vibration, long life, and high heat stability due to B-class temp rise assessment.

Fast Delivery: Normal models ship in 15-20 days; customized models in about 30 days.

Comprehensive Warranty: 12 months warranty from date of delivery with professional pre-sale and after-sale service.

Company profile

Shandong Langrui Industrial Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2014-11-17Nearest Port: QINGDAO, SHANGHAI, NINGBOAverage Response Time: ≤0.68hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAP, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company and professional technical supplier, with broad customization, ODM, and OEM capabilities. It holds OHSAS/OHSMS 18001, ISO 9001, and ISO 14001 certifications, reports 11–20 R&D engineers and 11–20 quality-control staff, and states annual electric-motor output of 100,000 pieces. Export activity is established, with 71%–90% of sales from exports and ten years of exporting experience, but no overseas warehouses, showrooms, agents, branches, or offline trade-show participation. Service procedures for corrective actions and complaint handling are documented and followed, while supplier approval documentation is incomplete. Innovation is supported by new products during the past year and ODM capability, although there is no 3D software, SDK, or ERP integration. Financial credibility cannot be confirmed from the available evidence because only reporting years are provided, without financial results. Customer-case evidence is limited to OEM service for well-known brands.

Supplier typeThe supplier is explicitly described as a professional technical supplier and, separately, as a trading company in the wholesale and retail industry. This indicates technical-service positioning combined with a trading-company structure.

CertificationsThe supplier reports holding OHSAS/OHSMS 18001, ISO 9001, and ISO 14001 certifications. These stated certifications provide explicit evidence of formal occupational safety, quality, and environmental management systems.

After-Sales capabilityThe supplier has clear procedures and followed records for corrective/preventive actions and customer complaints. However, it reports no overseas warehouses, showrooms, agents, branches, or offline trade-show participation, and serves zero overseas countries according to the stated field, limiting evidence of localized overseas support.

R&D capabilityInnovation evidence includes new products in the past year, ODM services, and R&D capability with 11–20 engineers. The supplier lacks 3D software, an available SDK, and ERP-based digital management, indicating product-development capability but limited supporting digital infrastructure.

Production capacityThe supplier reports annual electric-motor output of 100,000 pieces, 11–20 quality-control staff, and markets across multiple global regions. These statements explicitly support established production and quality-control capacity, although no additional capacity or utilization details are provided.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, and also provides ODM and OEM services. This demonstrates broad customization coverage beyond standard products.

Client casesThe supplier states that it provides OEM services for well-known brands, which is direct evidence of at least one type of customer reference. No brand names, project details, volumes, or independently verifiable case information are provided.