+86 571 0000 0000
Request Quote
IEC 60255 Certified · Exported to 60+ Countries

Reliable Relay
Protection
for a Smarter Grid

One-stop manufacturer of protection relays, metering devices
and substation monitoring systems — engineered for global
power utilities, EPC contractors and panel builders since 2009.

Get a Free Quote Download Catalog
15+ Years ofmanufacturing
60+ Exportcountries
48h Quotationresponse
1,200+

Product models

350+

Substation projects

99.2%

On-time delivery

5yr

Warranty period

PRODUCT LINES

Complete Portfolio for Power Systems

Four product families covering generation, transmission and distribution — all compliant
with IEC standards and customizable to your grid code.

Relay Protection

Line differential Distance Overcurrent

Feeder, transformer and motor protection relays with IEC 61850, Modbus and DNP3 protocols.

Explore 3+ models

Metering & Control

Multifunction Control panel Transducer

Precision metering devices and control panels with class 0.2S accuracy and flexible I/O configuration.

Explore 2+ models

New Energy Protection

PV / Storage Grid code Anti-islanding

Protection and control solutions for solar, wind and BESS plants, compliant with global grid codes.

Explore 3+ models

Monitoring Systems

SCADA Gateway Diagnostics

Substation automation, communication gateways and online monitoring for critical assets.

Explore 5+ models

BEST SELLERS

Most-Requested Models

Proven protection and automation equipment selected by power utilities, EPC contractors and panel builders.

WHY HZVOLT

Built for International Buyers

From first inquiry to after-sales support — a frictionless procurement experience.

Full IEC Compliance

Type-tested to IEC 60255, IEC 61850 and IEC 61010 — certificates available before you place the order.

Multi-language Support

Documentation in English, Spanish, Russian and Arabic; engineering team reachable within 24 hours.

OEM & Customization

Custom logos, firmware parameters, enclosure painting and packaging for panel builders and distributors.

Fast Global Delivery

DHL / sea / air freight with full export documents, 15-day average lead time on standard models.

5-Year Warranty

Every device ships with a 5-year warranty plus lifetime firmware updates and remote diagnostics.

Dedicated Account Manager

One point of contact from sampling to repeat orders — no ticket queues, no time-zone gaps.

GLOBAL REACH

Trusted Across 60+ Countries

Our devices protect grids in emerging markets and developed economies alike — with local-compliant configurations for each region.

Southeast Asia
28% of exports
Middle East
21% of exports
Latin America
17% of exports
Africa
15% of exports
Europe & CIS
12% of exports

Export hubs across Asia-Pacific, Middle East, Africa & Americas

CASE STUDIES

Projects That Speak for Us

Selected references from utility, industrial and new-energy segments.

REQUEST FOR QUOTATION

Get Your Quote
Within 48 Hours

Tell us your specifications — our engineers will confirm model selection, pricing and lead time.

  • Free model-selection support from application engineers
  • Official quotation with validity and INCOTERMS stated
  • Samples and type-test reports available on request
  • NDA accepted — your project data stays confidential

Request a Quote

Fields marked * are required. We reply in English within 2 business days.