Discover W9 Group's company profile, manufacturing capability and global service network.
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OEM & ODM
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Lsolating Switch JCH3-125 Main Switch Isolator 100A 125A
Isolating Switches WLLP-250 Isolating Switches 250A
Isolating Switches WLLP-160 Isolating Switches 160A
JCZS80-DC Polarity DC Miniature Circuit Breaker (MCB)
JC3LE-4P 4 Pole Electromagnetic RCBO
JC3LE-EV Type EV 2 Pole RCBO 10KA
mccb accessories Under voltage contact ac230V ac380V dc240v dc 24v with wiring or termial
mccb accessories Fault trip Alarm contact with wiring or termial
mccb accessories Aauxiliary contact single Aauxiliary with wiring or termial
WLM7HU-250-3300 3P Photovoltaic solar mccb molded case circuit breaker 800V mccb 800VAC/1000VAC/1140VAC mccb 250A mccb
mccb accessories Shunt release with wiring or termial
mccb accessories Shunt release with wiring or termial
WLPV-63D Photovoltaic Fuse
WLDPV-63D Photovoltaic Fuse
WLPV-32X Photovoltaic Fuse
WLPV-32 Photovoltaic Fuse
WLPV-1065D Photovoltaic Fuse
WLDPV-63 Photovoltaic Fuse
Modular Contactor CJ19 Changeover capacitor Ac contactor
Modular Contactor CJX2 AC Contactor Motor control and protectionFind technical support, FAQs and downloads for W9 Group electrical products.
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DownloadZhejiang W9 Group Technology Co., Ltd. was established in 2020 and specializes in the production of circuit protection devices, distribution boards and smart electrical products. With strong technical strength, rapid development and continuous innovation, W9 Group has grown into an active manufacturer in the low-voltage electrical industry.
Our product range covers miniature circuit breakers, residual current circuit breakers, residual current circuit breakers with overcurrent protection, switch-disconnectors, distribution boxes, moulded case circuit breakers, AC contactors, surge protection devices, arc fault detection devices, smart MCBs, smart RCBOs and other electrical protection products.
As a manufacturing and trading company, W9 Group focuses on product quality, technical improvement and customer service. We provide practical electrical protection products for residential, commercial and industrial applications, and support customers with stable production, timely communication and thoughtful service.
W9 Group combines manufacturing, product development, quality control and customer support to serve different electrical application needs.
Focused on low-voltage electrical protection products and smart electrical solutions.
Covering MCB, RCCB, RCBO, SPD, distribution boxes, MCCB, AC contactors, AFDD, smart MCB and smart RCBO.
Product development, testing, inspection and production management are organized around safety and reliability.
Flexible support for product appearance, packaging, labeling, series development and customized cooperation.
From testing and production to warehousing and sample display, W9 Group continues to build a practical manufacturing environment for stable quality and efficient delivery.

W9 Group places quality and safety at the center of product development and manufacturing. Our testing laboratory supports product inspection, electrical performance verification and reliability evaluation for circuit protection devices, distribution boards and smart electrical products.
Through practical workshop management and in-process checks, we focus on product consistency, assembly accuracy and reliable order fulfillment for different customer requirements.

Testing is an important part of W9 Group’s manufacturing process. Our testing workshops support electrical performance checks, product function verification and safety-related inspections for circuit protection devices and smart electrical products.
By combining production inspection with dedicated test areas, W9 Group helps ensure that products are checked before delivery and prepared for practical application requirements in different markets.

For electrical protection products, reliability over time is essential. W9 Group uses aging test areas and long-delay test equipment to support continuous performance observation and product reliability evaluation.
These testing procedures help identify potential issues, improve product stability and provide stronger confidence for regular orders and long-term cooperation.

W9 Group continues to improve production efficiency through practical equipment investment and parts processing capability. Automatic production equipment for plastic and metal components supports more stable component preparation and better process consistency.
This capability helps strengthen the foundation of product assembly, reduce process variation and support stable production for standard and customized electrical product series.

An organized warehouse helps W9 Group manage components, semi-finished products and production materials more efficiently. Clear storage areas and orderly material handling support smoother production planning and faster order response.
For long-term customers and project-based cooperation, warehouse and process support help improve delivery stability and provide a practical foundation for continuous supply.
W9 Group pays continuous attention to product safety, compliance and quality management. Our products are developed and manufactured with reference to international electrical standards, including IEC, CE, TUV, UL and other relevant requirements.
A practical quality process helps W9 Group maintain product consistency, safety and delivery reliability. W9 Group organizes quality control through each stage of production.
Our values guide how we manufacture products, support customers and improve our capabilities.
We believe product quality is the foundation of electrical safety and long-term cooperation.
We continue to improve product design, testing and manufacturing capabilities through practical technical development.
We provide timely communication, flexible cooperation and product support for customers in different markets.
We keep developing smart electrical products and improved circuit protection solutions for modern electrical applications.
Flexible manufacturing support for brands, distributors and project-based electrical product needs.
W9 Group supports OEM and ODM cooperation for low-voltage electrical products, including product appearance, packaging, labeling, series development and project-based customization. Whether customers are developing their own brands or looking for a stable manufacturing partner, W9 Group can provide practical support from product communication to sample confirmation and order production.