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Circuit Breakers

Circuit Breaker Manufacturer for OEM & Global Distribution

YQNT supplies a focused range of low-voltage circuit breakers for residential, commercial, and industrial power distribution. Our product portfolio includes miniature circuit breakers (MCBs), molded case circuit breakers (MCCBs), residual current circuit breakers (RCCBs), and motor protection circuit breakers.

The range covers 0.5–63A MCBs with breaking capacities up to 10kA, 16–100A RCCBs in 2P and 4P configurations, adjustable MCCBs for higher-current power distribution, and 0.1–80A motor protection circuit breakers for motor circuits up to 690V. Available protection functions include overload, short-circuit, residual-current and phase-failure protection, depending on the selected series.

For electrical distributors, panel builders, OEMs and project buyers, YQNT supports model selection, OEM branding, customized labels and packaging, batch inspection and model-specific technical documentation. Datasheets, wiring diagrams, dimensional drawings, and certificate information can be provided for the confirmed product series.

Find the Right Circuit Breaker for Your Application

Compare the YQNT MCB, MCCB, RCCB, and motor protection circuit breaker series for distribution panels, industrial power systems, and motor protection applications. Select by rated current, pole configuration, trip curve, breaking capacity, protection function and applicable IEC standard.

Electrical Protection Products for OEM and Global Distribution

Yueqing Nantai is an integrated manufacturer and export supplier specializing in circuit protection, surge protection, industrial control, and solar PV protection products.

Our core in-house product range includes MCBs, RCCBs, RCBOs, MCCBs, AC and DC surge protective devices, AC contactors, fuse links, fuse holders and PV fuses. We supply electrical distributors, private-label brands, panel builders, solar equipment suppliers and project buyers across international markets.

As an OEM electrical protection manufacturer, we support logo printing, product labels, customized packaging, manuals, barcodes and model identification. Available technical support may include datasheets, wiring diagrams, dimensional drawings, certificates and test information for confirmed product series.

Whether you are looking for a circuit breaker manufacturer, an AC and DC surge protective device supplier, an AC contactor supplier or a fuse protection partner, our team can help confirm the suitable product range, specifications and documentation for your market.
YQNT manufactures and supplies low-voltage electrical products for distributors, panel builders, and OEM brands. We support specification matching, custom branding and packaging, technical documentation, and pre-shipment inspection.

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Phone: +86-15868710757
Email: nt@nantaimy.com
WhatsApp: +8615868710757
WeChat: +86-15868710757
Add: No.,2 Qingfeng Road,Liushi Town , Yueqing, Zhejiang, China

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