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Paidong Industrial Zone Qiligang,Yueqing City,Zhejiang province,China.
[email protected]
Paidong Industrial Zone Qiligang,Yueqing City,Zhejiang province,China.
[email protected]
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      tongou consumer-unit-of-electrican
      About Us

      30 years of production experience and service

      TONGOU was established in 1993 by a team of engineers with strong experience in the electric protection area. TONGOU has now been projecting and manufacturing circuit protection devices like Earth Leakage Circuit Breaker(ELCB), Miniature Circuit Breaker (MCB), Residual Current Circuit Breaker(RCCB), Residual Current Circuit Breaker with Over-current Protection(RCBO), Switch-Disconnector, Distribution Box, Molded case circuit breaker(MCCB), air circuit breaker(ACB), Smart circuit breaker, solar energy power system and new energy vehicle charging system.

      • More than 5,000 square meters of factory area
      • Fast production delivery capability
      • Professional technical information and customized services
      • Provide OEM processing, ODM research and development services
      • Professional technology and sales team to solve customer problems – just ask!
      author-image-tongou-ceo
      Johnson Lim
      CEO
      author-signature-tongou
      Application scenarios of our products

      We have very rich experience for various scenarios

      Tgongou-consumer-unit-electrican
      Power Distribution

      Power distribution and circuit protection in home, commercial and industry. Over 30 years rich experience from thousands of electricians use, we improve product details and performance always.

      More Info
      tongou-smart-product-internet-of-things
      Smart Switch

      Unattended monitoring shop, Advertising system control, Remote control equipment and monitoring of electricity consumption, Rental housing cost control system, Remote unmanned irrigation in agriculture.

      More Info
      electric-car-vehicle-charging-station
      EV Charging

      We provide charging pile systems for many well-known electric vehicle companies around the world, circuit protection equipment and charging piles for private household electric vehicle companies

      More info
      electricity-alternative-energy-renewable-energy-solar
      Solar Photovoltaic

      Our solar system power distribution protection system is well recognized by customers in Australia, Africa, Vietnam, Philippines, Saudi Arabia, Dubai, Syria, Lebanon, Thailand, India.

      More info
      PV Solar Power & EV Charging
      Electric vehicle charging system protection solutions, including Type A, Type B RCD, Type A, Type B RCBO series. Solar photovoltaic DC series protection solutions, including DC Circuit Breaker, DC Surge Protector, DC Fuse Holder, DC Molded Case Circuit Breaker.
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      Smart Breaker
      With the development of science and technology, the use of electricity in the future will be more intelligent and data-based. We provide the latest research and development of smart breakers, including smart circuit breaker, smart meter, smart over and under voltage protector, smart rail relay, suitable for communication Protocols such as WiFi, Sigmesh, Lora, ZigBee, RS485, RJ45 and other mainstream protocols.
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      Industrial Control
      We focus on traditional industrial control system products for over 30 years, such as Molded Case Circuit Breaker (MCCB), Air circuit breaker (ACB), Contactor, Thermal relay, Motor protector. We provide market proven and stable industrial products for many years, to make the end customers do not have after-sales issues, to reduce unnecessary waste and make the business easier.
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      Distribution Apparatus
      We provide Miniature Circuit Breaker (MCB), Residual Current Circuit Breaker (RCCB/RCD/ELCB), Residual Current Circuit Breaker with Over Current Protection (RCBOs), Disconnector for traditional power distribution system protection. A complete series of products bring safer electricity protection for household, commercial and industrial use, exquisite appearance and high quality can make users feel value for paying, we always insist to bring continuous, premium experience.
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      Product List
      Our Products
      Beautiful exterior design, industrial-grade interior materials, 30 years of rich production experience.
      WIFI Smart Electrical Circuit Breaker Meaning RCBO TOSMR1
      WiFi Smart Electrical Circuit Breaker RCBO – TOSMR1
      WiFi RCBO Adjustable Smart Circuit Breaker
      WiFi Smart Circuit Breaker Tuya
      WiFi Smart Circuit Breaker Tuya – TOQCB2 1P+N
      TUYA Single Phase WiFi Smart Metering Circuit Breaker
      WiFi Smart Residential Circuit Breaker
      WiFi Smart Residential Circuit Breaker – TOQCB2 2P
      Single Phase TUYA MCB WiFi Smart Residential Circuit Breaker
      WiFi Smart Switch Measurement Circuit Breaker TOQCB2 3P
      WiFi Smart Switch Measurement Circuit Breaker – TOQCB2 3P
      TUYA Three Phase WiFi Smart Switch Measurement Circuit Breaker
      WiFi Smart Meter Control Circuit Breaker – TOQCB2 3P+N
      Three Phase TUYA MCB TUYA MCB WiFi Smart Meter Control Circuit Breaker
      TO-Q-SY1-JWT
      WiFi Smart Din Rail Breaker with metering
      Smart Circuit Breaker
      TORD4B-63
      2P Type B RCD RCCB 50Hz-1KHz EV Charging RCD
      EV Charing & Frequency conversion system
      Solar-PV-EV-System-TOCB-PV4-E-550V-PV-combiner-box-
      TOCB-PV4-E
      DC 550V IP65 waterproof PV Combiner box with 4 strings
      Photovoltaic solar power system
      TOBNS-40-1P-RCBO-Mini-RCBO
      TOBNS-40
      1P+N RCBO 1P RCBO SAA ESV Mini RCBO 6-40A 10mA-100mA
      Residual Current Breaker with Over-Current
      TOMD6-63
      AC MCB Mini Circuit Breaker C Curve Convenient
      Mini MCB Over-current Protection
      TOSP-2P
      DC 500V 20KA~40KA Safe Creepage
      Surge Protection Device
      Single Phase Din Rail Smart Meter 63A- TO-Q-SYS
      TO-Q-SYS-JWT
      Single Phase Wi-Fi Zigbee Din Rail Smart Meter
      Smart Energy Meter

      Would you like to Get Samples
      From Tongou?

      We are very happy to provide our samples to customers for testing and debugging. Please send a message to us now

      Send a Message Sampe Request
      Our Statistics

      Some Important Facts

      3000+
      Cooperation Customers
      5000㎡+
      Company Area
      30 Years+
      Company's history
      80+
      Staff Member
      tongou-client-feedback-spanish-man
      What Our Clients Say
      Professional, Reliable & Cost Effective
      Recomiendo los productos de Tongou, ya los he probado y seguiré pidiendolos. El trato comercial de primera, me han resuelto la incidencía muy rápido y sin problemas. Gracias, seguiré pidiendo más productos. - Jose Vico
      tongou-client-feedback-russian-man
      What Our Clients Say
      Professional, Reliable & Cost Effective
      УЗО дошло за три недели, что очень хорошо по срокам доставки из Китая. Работает хорошо, кнопка "тест" срабатывает, тест с батарейкой на утечку тока проходит нормально. Годный дифференциальный выключатель. Как долго прослужит покажет время. Продавцу спасибо! - Leonnov
      tongou-client-feedback-french-man
      What Our Clients Say
      Professional, Reliable & Cost Effective
      Très bien ,colis bien fait et reçue assez vite. La qualité a l'air bonne impeccable . Excellent service après vente. Le vendeur a été très réactive à résoudre mon problème. Merci. - Francois Risi
      tongou-client-feedback-arab-man
      What Our Clients Say
      Professional, Reliable & Cost Effective
      وصول المنتج جيد جدا - Tft Benali
      Quick quote

      Please add our Business WhatsApp to get a fast quote.

      +86-15325075111
      Save on the Service You Need

      What kind of service can we provide？

      A good supplier will assist you to quickly occupy the target market, gain a good reputation for your brand and reputation, and thus gain more stability and better benefits.
      OEM Service
      • Customized Logo printing or laser for authorized trademarks
      • Customized authorized trademark packaging (outer box, inner box)
      • Customizable catalogue of authorized trademarks
      • Available for small quantity order
      • Your overseas super factory
      Contact Now
      ODM Service
      • Product mold design and development (Refundable)
      • Product function design and development (Refundable)
      • Product International test reports & Certificates (Refundable)
      • 24-hours response
      • Your overseas super factory
      Contact Now
      Factory Service
      • 60+ workers, Fast delivery
      • Automated production lines
      • Certified ISO 90001 system
      • Acquired CB, CE, TUV, BV, SAA, CCC, FCC product certificates
      • 15+ sales and customer service staff, Fast responsiveness
      • Extra long warranty, 5 years warranty
      Contact Now

      Your Best Manufacturer
      in Electrical Cooperation

      To be our partner, you will have a super factory in China directly, which you will have that product design, research and development, product production. In addition, our young sale team will provide the commercial service support, product display system, outside shooting, video production , network promotion services.

      Explore services
      Latest News

      News & Update

      31 Dec, 2024

      Tongou 2024 In Review，For A Better 2025

      Tongou 2024 In Review，For A Better 2025 As we look back on 2024, it ...

      26 Oct, 2024

      China Circuit Breaker Manufacturer: A Comprehensive Overview of Tongou Factory

      China Circuit Breaker Manufacturing: A Comprehensive Overview of Tongo...

      canton fail tongou
      11 Oct, 2024
      News! Tongou will participate in the 136th China Import and Export Fair soon.

      Tongou is pleased to announce its participation in the 136th China Import and Export Fair ...

      Read More
      23 Apr, 2024
      Tongou|The Hannover Messe 2024 event!

      A Triumphant Conclusion at Hannover Messe 2024! DATE:22-26,April,2024 BOOTH:F40-20 A Trium...

      Read More
      Product knowledge What you want to know

      Product Blogs

      24 Mar, 2025

      Smart Home Wiring: Your Complete Setup Guide

      Smart Home Wiring: Your Complete Setup Guide Think back to traditional...

      22 Mar, 2025

      Auto Reclosers vs Circuit Breakers: Unveiling the Key Differences for Power System Protection

      Auto Reclosers vs. Circuit Breakers: Key Differences for Power System ...

      Power Out in One Room
      21 Mar, 2025
      Why Is the Power Out in One Room But the Breaker Isn’t Tripped? Troubleshooting Guide

      Why Is the Power Out in One Room But the Breaker Isn’t Tripped? Troubleshooting Guid...

      Read More
      Sizing Your Standby Generator
      20 Mar, 2025
      Sizing Your Standby Generator & Integrating Automatic Transfer Switches

      Sizing Your Standby Generator & Integrating Automatic Transfer Switches Power outages....

      Read More
      28 Feb, 2025
      Overcurrent Protection Explained: How Circuit Breakers Safeguard Your Electrical System

      Overcurrent Protection Explained: How Circuit Breakers Safeguard Your Electrical System In...

      Read More
      sustainable circuit breakers
      27 Feb, 2025
      Eco-friendly Circuit Breakers: Benefits and Applications for a Greener Future

      Eco-friendly Circuit Breakers: Benefits and Applications for a Greener Future In an era wh...

      Read More
      Schneider circuit breaker logo
      EATON-circuit-breaker-logo
      holtika-electric-logo
      FLIN-indicator-light-logo
      EV-Charging-Solutions-logo
      racni logo tongou

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      tongou was established in 1993 and is the trademark of Changyou Technology. We position ourselves as providers of intelligent product solutions for high and low voltage electrical systems, taking on solving customers’ pressures and challenges as our responsibility and creating value for them. We utilize intelligent products to serve global customers, making life smarter and more convenient to benefit your life.

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      CONTACT US

      Paidong Industrial Zone Qiligang,Yueqing City,Zhejiang province,China.

      Sales: [email protected]

      After-sales: [email protected]

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