What Xiamen Winley Electric Co. does

Xiamen Winley Electric Co.,Ltd, founded in 2014 and headquartered in Xiamen, Fujian Province, China, is a private B2B transformer manufacturer producing power and distribution transformers and voltage regulation equipment for global utility, industrial, renewable energy, and data center customers. The company operates a 16-category product portfolio spanning pad-mounted (single and three-phase), pole-mounted, substation power (up to 40MVA), cast coil dry-type, VPI dry-type, isolation (three-phase, UPS, medical), control, toroidal, EI, auto, and voltage regulator transformers, plus three-phase reactors, with voltage ratings up to 145 kV. Core technology is conventional electromagnetic transformer manufacturing differentiated by UL/cUL-listed product lines, compliance with ANSI/IEEE, CSA, DOE 2016, CE, ISO 9001, and IEC 60076 standards, more than 20 R&D patents, and an SEL-based digital control system for the VR-8 voltage regulator series. Manufacturing is distributed across Xiamen (HQ), Shanghai (Waigang Industrial Zone), and a wholly-owned Foshan subsidiary (WINLEY ELECTRIC(FOSHAN) CO.,LTD), with stated monthly capacity of 1,000 sets.

Winley operates a direct B2B sales model with quote-based pricing ($1,500-$150,000 per unit), accepting L/C, T/T, and Escrow payment terms under FOB, CIF, and CNF shipping terms. Lead times range from 10-30 days for standard products to 12 weeks for substation power transformers after technical confirmation. The company supports OEM and ODM custom-engineered solutions and offers 2-year warranties, 24/7 technical response, spare parts support, and complete English technical documentation. Steven serves as General Manager and primary sales contact. Distribution is global across 60+ countries via a multilingual website (20+ languages), direct email/phone, and B2B platform verified-supplier status; North American utility, industrial, renewable energy, and data center projects are emphasized as strategic priorities. Revenue is not publicly disclosed and no external venture capital or private equity investment has been recorded.

Name

Xiamen Winley Electric Co.

Legal name

Xiamen Winley Electric Co.,Ltd

Website

https://winley-electric.com

Company type

Private

Founded year

2014

Operating status

Operating

Headcount range

101–250 employees

Short description

Xiamen Winley Electric Co. is a private Chinese transformer manufacturer founded in 2014, producing UL/cUL-certified power, distribution, and dry-type transformers up to 145 kV and 40MVA for utilities, industrial facilities, renewable energy projects, and data centers in 60+ countries.

Ownership category

akta.pro rank

Product category

Power Transformers

NAICS

Power, Distribution, and Specialty Transformer Manufacturing (335311)

SIC

Power, Distribution & Specialty Transformers (3612), Electronic Coils, Transformers & Other Inductors (3677), Electrical Industrial Apparatus (3620)

akta.pro primary industry

Transformers (Power, Distribution, Instrument, Specialty) (IMAGAAAA)

akta.pro secondary industries

Power Transformers, Reactors & Auxiliary Power Systems (EUADACAJ), Reactive Power & Power Quality Equipment (Capacitor Banks, Reactors, STATCOM/SVC, Harmonic Filters) (IMAGAAAG)

Keywords

• Power transformer manufacturing
• Distribution transformer equipment
• Voltage regulation equipment
• Pad-mounted transformers
• Dry-type transformers

Headquarters

HQ city

Xiamen

HQ country

China

HQ region

Asia

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Transformer Product Sales: Direct sales of manufactured transformers including pad-mounted, substation, pole-mounted, cast coil, dry-type, isolation, and special-purpose transformers. Products range from small control transformers to large substation power transformers up to 40MVA. Revenue generated through one-time product purchases with custom engineering options.
2. OEM/ODM Custom Solutions: Custom-engineered transformer solutions designed to meet specific project requirements. Provides OEM and ODM services for customers with unique specifications, including North American market compliance.
3. Professional Services: Technical support, engineering consultation, after-sales service including 24/7 technical response, spare parts support, and 2-year warranty covering installation, commissioning and long-term operation.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels4 records

Core offering

Xiamen Winley Electric Co. manufactures power and distribution transformers up to 145 kV, including pad-mounted, substation, pole-mounted, cast coil, and VPI dry-type transformers. The company also produces voltage regulators, reactors, isolation transformers, and related power equipment for utility, industrial, renewable energy, and data center applications. It offers OEM/ODM and custom-engineered solutions with UL/cUL-certified product lines targeting North American projects.

Product overview

Xiamen Winley Electric Co. is a professional transformer manufacturer founded in 2014 in Xiamen, China, producing a comprehensive portfolio of electrical power equipment. The company operates as a factory/manufacturer offering OEM, ODM, and custom-engineered solutions. Their product portfolio spans 16 core transformer categories including pad-mounted transformers (single and three-phase), pole-mounted distribution transformers, substation power transformers (up to 40MVA), cast coil dry-type transformers, VPI dry-type transformers, various isolation transformers (three-phase, UPS, medical), control transformers, toroidal transformers, EI power transformers, auto transformers, voltage regulators, and three-phase reactors. The company manufactures transformers up to 145kV voltage class with UL/cUL-listed product lines and over 20 patented technologies. Products are certified to UL, cUL, CE, and ISO standards, meeting or exceeding IEEE/ANSI/DOE/CSA and IEC 60076 requirements. The company serves global markets across North America, South America, Europe, Oceania, Asia, and Africa with products sold in more than 60 countries.

Differentiator

Problem solved

Functional benefit

Products and services

• Three Phase Pad Mounted Transformer Three-phase pad-mounted transformers designed for ground-level installation in utility and commercial power distribution applications, featuring oil-immersed or dry-type designs with ratings up to 3750kVA and voltage classes up to 35kV.
• Single Phase Pad Mounted Transformer Single-phase pad-mounted transformers for residential and light commercial overhead-to-underground power distribution, available in capacities from 1kVA to 100kVA with various primary voltage configurations.
• Pole Mounted Transformer Pole-mounted overhead distribution transformers for utility power delivery, UL/cUL certified with capacities from 10kVA to 500kVA, meeting DOE 2016, ANSI/IEEE, and CSA standards.
• Substation Power Transformer Large-capacity substation power transformers for utility, industrial, renewable energy, and data center applications, with ratings from 10MVA to 40MVA, multi-voltage capabilities, and ONAN/ONAF cooling systems.
• Cast Coil Transformer Cast coil dry-type transformers with epoxy resin encapsulation providing explosion-proof protection, suitable for indoor and outdoor installations with ratings from 112.5kVA to 6500kVA.
• Distribution Transformer Oil-immersed distribution transformers for stepping down medium voltage to utilization levels, available in single and three-phase configurations from 200kVA to 2500kVA with various voltage ratings.
• Three Phase Dry Type Transformer VPI (Vacuum Pressure Impregnated) three-phase dry-type transformers with Class C/H insulation, rated from 75kVA to 2.667MVA, featuring low voltage operation (208V to 6900V primary) with NEMA enclosures.
• Three Phase Isolation Transformer Three-phase isolation transformers providing electrical isolation and noise filtering for industrial applications, available in ventilated and EI core configurations with copper or aluminum windings.
• UPS Isolation Transformer Specialized isolation transformers designed for UPS systems, providing galvanic isolation and voltage transformation for uninterrupted power supply applications with ratings from 10kVA to 300kVA.
• Medical Isolation Transformer Medical-grade isolation transformers designed for healthcare IT power systems, providing safe, isolated power for hospitals and medical facilities with ratings from 5kVA to 20kVA.
• Control Transformer Control and instrumentation transformers for industrial control circuits, providing voltage adaptation and isolation for control systems with ratings from 4.4kVA to 20kVA.
• Toroidal Isolation Transformer Toroidal wound isolation transformers offering compact design with low magnetic radiation for audio, lighting, and sensitive electronic equipment applications from 100VA to 8000VA.
• EI Power Transformer EI-core power transformers for general-purpose voltage conversion in industrial equipment, appliances, and electronics from 5VA to 500VA.
• Three Phase Auto Transformer Three-phase auto transformers for voltage adjustment and motor starting applications from 0.5kVA to 2000kVA, available in dry type and epoxy configurations for step-up/step-down operations.
• Three Phase Voltage Regulator Automatic three-phase voltage regulators (VR-8 series) with tap-changing autotransformers providing ±10% voltage regulation in 32 steps, rated from 50kVA to 800kVA for utility and industrial power quality applications.
• Three Phase Reactor Three-phase reactors including iron core, filter, and harmonic filtration reactors for power quality correction and current limitation, rated from 5kvar to 630kW with various inductance values.
• OEM/ODM Custom Solutions Custom-engineered transformer solutions including OEM and ODM services designed to meet specific project requirements, including North American market compliance with UL/cUL, ANSI/IEEE, CSA, and DOE 2016 standards.

Quantifiable outcome

• Products meet or exceed DOE 2016 energy efficiency standards
• +2 more outcomes

Named customers4 records

Segments5 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Scale indicators6 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• ERMCO (Electric Research and Manufacturing Cooperative): US transformer manufacturer (Eaton-cooperative) producing distribution transformers, pad-mounted, and substation units. Direct competitor in the same UL-listed, ANSI/IEEE-compliant product categories serving North American utilities.
• Howard Industries: One of the largest US-based transformer manufacturers producing distribution and power transformers up to 1000 MVA for utilities and industrial customers. Directly comparable product range, similar target customers (utilities, industrial, renewable), and overlap in UL-listed pad-mounted and substation transformer categories.
• Sieyuan Electric (Jiangsu Sieyuan Hertz): Major Chinese manufacturer of power transformers, switchgear, and substation equipment up to 1000 kV. Directly comparable in China-based manufacturing, broader voltage range, and global utility customer base.
• Prolec GE: GE-Prolec joint venture manufacturing power and distribution transformers for North American utilities, renewable energy, and industrial customers. Direct competitor on UL-listed substation transformers for the same end markets.
• Pearl Electric Co., Ltd. Chinese transformer manufacturer producing power, distribution, and specialty transformers for global export markets. Closely comparable China-based OEM with overlapping international certification strategy and similar product breadth.

Broad incumbents

• Siemens Energy: Major global energy equipment manufacturer including large power transformers, grid technology, and substation solutions. Competes for the same utility, renewable, and data center projects at the high end of the voltage/MVA range.
• ABB: Global incumbent offering transformers as part of a broad electrification portfolio, including utility-scale power transformers and distribution solutions. Larger scale and deeper utility relationships, but overlapping product categories and end customers.
• Eaton: Diversified power management company with significant North American transformer manufacturing (including via ERMCO). Competes in pad-mounted, substation, and dry-type transformer categories with deep utility channel relationships.
• Schneider Electric: Global energy management and automation company offering transformers (including dry-type and cast resin) as part of a broader electrical distribution portfolio. Overlaps in industrial, data center, and commercial customer segments.
• Hitachi Energy: Global leader in transformers and grid solutions (formerly ABB Power Grids). Direct competitor in large power transformers, HVDC converter transformers, and grid interconnection equipment serving utilities and renewable developers.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/profile.php
• LinkedInlinkedin.com/company/winley-electric

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Xiamen Winley Electric Co.