ISO 9001 Certified Manufacturer · Since 2008

Power System Intelligence for Safer Switchgear

HUAYI Electric designs and manufactures reliable devices that keep medium & low-voltage switchgear, transformers and motors running safely — from temperature control and online monitoring to precise metering and protection.

18+Years of Expertise
6Product Series
200+Model Variants
80+Countries Served
Cabinet temperature28.4 °C
Relative humidity46 % RH
Contact temp. (A/B/C)61 / 59 / 63 °C
3-phase voltage382 V
Load current142 A
Protection statusNormal
ISO 9001 Quality System IEC-compliant Designs OEM & ODM Available Global Export & Support

Featured Products

Trusted by utilities, EPCs and panel builders in 80+ countries.

Built for Reliability, Backed by Experience

Two decades of focus on power system intelligence give our customers dependable products and responsive engineering support.

In-House R&D

Self-developed hardware and firmware with continuous iteration driven by field feedback.

Strict Quality Control

ISO 9001 production with incoming inspection, burn-in testing and outgoing QC on every batch.

Wide Product Range

Six product families and 200+ model variants to fit most switchgear and transformer applications.

Global Service

English documentation, fast quotation and technical support for projects worldwide.

HUAYI

18+ Years Focused on Power System Intelligence

Founded in 2008 and based in Liling, Hunan, Liling Huayi Electronic Technology Co., Ltd. develops, manufactures and exports intelligent devices that make power distribution safer and smarter.

  • Complete series from sensors to control & protection devices
  • ISO 9001-certified quality management system
  • Serving utilities, EPCs, panel builders and distributors
  • OEM / ODM and custom engineering available
Learn More About Us

A Partner You Can Rely On

2008
Year Established
6
Product Series
200+
Model Variants
80+
Countries Served

Certifications & Standards

Our products are developed to meet internationally recognized quality and safety benchmarks.

ISO 9001
Quality Management
IEC
International Standards
CE
EU Conformity
RoHS
Hazardous Substance
GB
China National Std.
OEM/ODM
Custom Manufacturing

Where HUAYI Devices Work

From utility substations to industrial plants, our products protect critical power assets.

Substations & Utilities

Switchgear control, online temperature monitoring and protection for grid and distribution projects.

Learn more →

Industrial Plants

Motor protection, power metering and cabinet environment control for factories and mining sites.

Learn more →

Commercial Buildings

Reliable distribution monitoring and transformer temperature control for large facilities.

Learn more →

Ready to Specify Your Next Project?

Get a tailored quotation and technical datasheets from our sales engineers — usually within 24 hours.