about us

About Us

About Us

Wenzhou Wzonpa Import and Export Co., Ltd.
Wenzhou Wzonpa Electric Company is located in the well-known "capital of China's electrical appliances", Yueqing City, Zhejiang Province. It is a high-tech company mainly engaged in Producing and exporting electrical products. Our products include LV, MV switchgear, MV solid state soft starter, frequency converter, Surge Protective Device(SPD), transformer, RMU, Voltage regulator, circuit breaker, etc.
We own a factory which owns a production area of 150,000㎡ and more than 2,000 employees, which is the top supplier to State Grid of China. The products produced by the company, such as fully insulated and fully sealed armored metal-enclosed switchgear, intelligent solid insulated ring main units, outdoor medium-voltage cable branching boxes and fabricated substation, have stable and reliable quality and are deeply trusted and recognized by our customers.

OUR PRODUCTS

OUR PRODUCTS

Switchgears
Medium-voltage Indoor Ground Switch Earth Switch

Medium-voltage Indoor Ground Switch Earth Switch

Wzonpa, a leading China manufacturer and supplier, offers the Medium-voltage Indoor Ground Switch Earth Switch designed for 35kV systems with superior safety and durability. Featuring a precision mechanical interlock, high short-circuit withstand capacity, and corrosion-resistant structure, it ensures reliable grounding and protects both personnel and equipment. Its compact design enables easy installation in modern switchgear, delivering long-term stable performance and reduced maintenance.
11KV Outdoor Sf6 LBS Load Break Switch

11KV Outdoor Sf6 LBS Load Break Switch

As a professional manufacturer and supplier in China, Wzonpa factory provides the high-performance 11KV Outdoor Sf6 LBS Load Break Switch, engineered for modern power distribution systems requiring safety, flexibility, and intelligent control.
Medium-voltage Indoor Grounding Switch

Medium-voltage Indoor Grounding Switch

The Wzonpa JN15-12 Medium-voltage Indoor Grounding Switch, manufactured by a leading China factory, is a reliable, high-performance indoor grounding solution for switchgear assemblies, offering visible earth connection, robust mechanical interlocking, and long-term operational safety, making it the ideal choice for industrial and utility power systems.
11KV Outdoor MV Isolating Vacuum Load Break Switch

11KV Outdoor MV Isolating Vacuum Load Break Switch

As a professional manufacturer and supplier in China, Wzonpa delivers the 11KV Outdoor MV Isolating Vacuum Load Break Switch designed for medium-voltage 12kV systems. With vacuum arc-extinguishing technology, sealed insulation, and robust structure, it ensures safe, maintenance-free operation, high reliability, and stable performance for power distribution and industrial applications ensuring long service life in harsh outdoor environments reliable use
35KV Indoor Dry-type Off-Circuit Tap Changer Transformer

35KV Indoor Dry-type Off-Circuit Tap Changer Transformer

Wzonpa, a profeiiosnal manufacturer and supplier in China delivers the 35KV Indoor Dry-type Off-Circuit Tap Changer Transformer with epoxy insulation, high safety, efficiency, and long service life for modern power systems. Welcome to contact us and get a quote now!
11KV Mv VCB Breaker Vacuum Circuit Breakers

11KV Mv VCB Breaker Vacuum Circuit Breakers

Buy high-performance 11KV Mv VCB Breaker Vacuum Circuit Breakers with reliable protection, compact design, and long service life for modern power systems from Wzonpa, a professional manufacturer in China. Contact us and get a quote now!
Lithium Battery Pack Perfluoro Ethyl Ketone Fire Extinguisher

Lithium Battery Pack Perfluoro Ethyl Ketone Fire Extinguisher

Wzonpa China manufacturer supplier factory provides Lithium Battery Pack Perfluoro Ethyl Ketone Fire Extinguisher for fast, clean and safe protection of battery energy storage and electrical systems. It ensures rapid response, minimizing fire spread while protecting sensitive electrical equipment.
Wireless Automatic Gas Fire Suppression System

Wireless Automatic Gas Fire Suppression System

Wzonpa factory’s durable Wireless Automatic Gas Fire Suppression System combines intelligent early detection with clean gas extinguishing and 4G/LoRa IoT connectivity, enabling real-time cloud monitoring and remote control. It rapidly suppresses fires at source with zero residue protection for electrical cabinets, server rooms, and energy storage systems, using modular replaceable cartridges for efficient maintenance and long-term safety reliability.
Type 1 SPD Surge Protective Device 15KA 25KA 50KA

Type 1 SPD Surge Protective Device 15KA 25KA 50KA

Wzonpa, as a professional manufacturer in China, delivers quality Type 1 SPD Surge Protective Device 15KA 25KA 50KA designed to protect electrical infrastructure at the service entrance. The device acts as the first line of defense against lightning-induced and switching surges, ensuring transformers, meters, main distribution boards, and downstream equipment remain safe under extreme transient overvoltage conditions. Built in compliance with IEC/EN 61643-11, it is engineered for commercial, industrial, and utility-grade applications requiring high surge endurance and operational stability.
Medium Voltage Variable Frequency Drive VFD

Medium Voltage Variable Frequency Drive VFD

Powered by Wzonpa factory, the Medium Voltage Variable Frequency Drive VFD delivers advanced vector control with high precision, fast dynamic response, and excellent low-frequency torque performance. Designed for demanding industrial environments, it ensures superior energy efficiency, stable motor operation, and optimized process control across complex applications.
GCK Low-Voltage Withdrawable Switchgear Assembly

GCK Low-Voltage Withdrawable Switchgear Assembly

Buy quality GCK Low-Voltage Withdrawable Switchgear Assembly with high safety, modular design, and strong electrical performance from Wzonpa factory. It ensures reliable power distribution, easy maintenance, and flexible configuration for modern industrial systems.
Medium-voltage Indoor Earth Leakage Switch

Medium-voltage Indoor Earth Leakage Switch

Wzonpa, a trusted manufacturer and supplier in China, delivers the JN17 Series Medium-Voltage Indoor Earth Leakage Switch is suitable for 3 kV to 12 kV power distribution systems. Designed to be paired with KYN28-type medium-voltage switchgear and ring main units, it complies with GB3906 and IEC 62271-102 standards.

Our Mission

To make power safer, greener, more convenient and efficient: Delivering Next-Generation High-Voltage Switchgear for Critical Infrastructure in the Age of Climate Extremes & Energy Transition.

Why Choose Us ?

Why Choose Us ?

Advanced Production Technology

Company Strength

We own a factory which owns a production area of 150,000㎡ and more than 2,000 employees.

Our Honor

It has obtained ISO9001 certification, ISO14001 certification, and IS018001 certification.

Application Diversification

Our products are widely used for metallurgy, shipbuilding, electric power, mining, intelligent buildings, etc.

Service Guarantee

The company fully implements an ERP software system.Providing users with the best service!

OUR PRODUCTS

OUR PRODUCTS

Transformers
MV Outdoor Isolation Switch

MV Outdoor Isolation Switch

As a professional manufacturer and supplier in China, Wzonpa provides quality MV Outdoor Isolation Switch engineered for safe isolation and dependable performance in medium-voltage power systems. This device ensures visible disconnection during maintenance, enhancing operational safety while maintaining system stability.
11KV Indoor LBS Air Load Switches

11KV Indoor LBS Air Load Switches

Wzonpa factory's high quality FKN12 - 12D/ T630-20 series 11KV Indoor LBS Air Load Switches is rated voltage of 12kV, rated frequency of 50Hz three-phase high voltage switchgear, suitable for on-off load current, closed-loop current, no-load transformer and cable charging current, and can be closed under short-circuit conditions. The load switch is equipped with a grounding switch to withstand short-circuit currents.
MV VCB Permanent Magnet Outdoor Vacuum Circuit Breaker

MV VCB Permanent Magnet Outdoor Vacuum Circuit Breaker

The MV VCB Permanent Magnet Outdoor Vacuum Circuit Breaker is designed for medium-voltage distribution networks in substations, industrial and mining power systems, and rural grids with frequent switching requirements. Produced by Wzonpa as a manufacturer and supplier in China, this product integrates a permanent magnet operating mechanism and vacuum interruption technology to support stable switching performance under demanding environmental conditions. It features compact structure, reduced mechanical transmission chain, and low maintenance design, making it suitable for outdoor distribution environments with temperature variation, dust, and pollution exposure.
Portable Perfluorohexanone Auto-extinguishing Device

Portable Perfluorohexanone Auto-extinguishing Device

Wzonpa factory’s Portable Perfluorohexanone Auto-extinguishing Device delivers fast residue-free fire suppression for battery safety. It is engineered to respond instantly to thermal anomalies, providing clean, fast, and reliable protection for energy storage systems, EV battery compartments, and industrial electrical enclosures. It ensures early-stage fire control while minimizing damage to sensitive equipment.
35kv Oil-immersed Distribution Power Transformer

35kv Oil-immersed Distribution Power Transformer

Buy quality 35kV Oil-immersed Distribution Power Transformer from leading China manufacturer Wzonpa, offers ultra-low loss core, strong short-circuit withstand, high insulation. With oil-immersed cooling and smart remote control it ensures high efficiency and long service life for urban-rural grids, industry/mining.
S9 S11 6KV 10 KV Oil Immersed Power Transformer

S9 S11 6KV 10 KV Oil Immersed Power Transformer

Wzonpa, a professional manufacturer in China, delivers S9 S11 6KV 10 KV Oil Immersed Power Transformer with advanced sealed structure, high efficiency copper winding design, and stable outdoor performance for substations, industrial plants, and energy systems, ensuring reliable power distribution and long service life.
YB-35 0.4KV PV Photovoltaic Solar Substation

YB-35 0.4KV PV Photovoltaic Solar Substation

Wzonpa, a China manufacturer, supplier and factory, delivers the advanced YB-35 0.4KV PV Photovoltaic Solar Substation designed for high reliability, compact structure and energy efficiency. It enhances grid capacity, reduces land use and maintenance cost, and ensures stable PV power distribution for modern networks.
MV Active Power Filter APF SVG

MV Active Power Filter APF SVG

MV Active Power Filter APF SVG by Wzonpa, a leading China manufacturer, delivers real-time harmonic suppression, reactive power compensation, and superior power quality for modern electrical networks worldwide.
JP-Type Integrated LV Reactive Power Compensation Panel

JP-Type Integrated LV Reactive Power Compensation Panel

Wzonpa factory’s durable JP-Type Integrated LV Reactive Power Compensation Panel featuring protection functions, compact stainless-steel structure, IP54 high protection level, and stable reactive power compensation for urban and rural power grid upgrades.
11kv 33kv Air-insulated Environmental Friendly Switchgear

11kv 33kv Air-insulated Environmental Friendly Switchgear

Buy quality 11kv 33kv Air-insulated Environmental Friendly Switchgear manufactured by Wzonpa factory. It delivers SF6-free insulation, high safety and reliable grid performance. This eco switchgear enables efficient power distribution for utilities, renewable energy and industrial networks.
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