FAQ – About Circuit Breakers, ATS & DC Protection

Huyu Electric (Huanyu High-tech) is a leading manufacturer of low-voltage electrical components. Established in 1989, we are a strategic joint venture between Huanyu Group and Eaton Group. We combine decades of local manufacturing expertise with global management standards to provide premium electrical protection and control solutions.

Our strength lies in our joint venture heritage. We leverage Eaton’s global technical standards and quality management systems while maintaining the agility and cost-efficiency of our extensive Chinese manufacturing base. With over 30 years of industry experience, we offer high-reliability products tailored for international markets.

Our comprehensive portfolio includes:
· Circuit Breakers: MCB (Miniature Circuit Breakers), MCCB (Moulded Case Circuit Breakers), and ACB (Air Circuit Breakers).
· Control Components: AC Contactors and Relays.
· Protection Devices: Surge Protective Devices (SPD) and Automatic Transfer Switches (ATS).
· Specialized Solutions: Specialized components for EV charging, Solar PV systems, and industrial automation.

Yes. Quality and safety are our top priorities. Most of our products are certified to CE, CB, SEMKO, and TUV standards, complying strictly with IEC/EN international norms. We are also an ISO 9001, ISO 14001, and ISO 45001 certified organization.

Absolutely. We provide full technical support, including 2D/3D CAD drawings, data sheets, and customized configuration for specific industrial projects.

Yes! We are actively expanding our global footprint and seeking long-term partners. We offer comprehensive support for our distributors, including marketing materials, technical training, and exclusive regional protection policies.

Yes. With our advanced R&D center and large-scale manufacturing facility, we provide professional OEM and ODM services to global brands, ensuring strict confidentiality and high-quality production standards.

MOQs vary depending on the product category. For standard items, we offer flexible MOQ requirements to help new partners test the market. Please contact our sales team for specific details.

For standard products, the lead time is usually 15–30 days. For large-scale projects or customized OEM orders, the timeline will be confirmed based on the production schedule.

We stand behind our quality. Typically, we offer a 12 to 24-month warranty from the date of shipment. In case of any quality issues, our technical team provides rapid response and replacement solutions.

We use export-standard, high-strength reinforced packaging. For bulk orders, products are palletized and shrink-wrapped to ensure they reach their destination in perfect condition, regardless of the transit distance.