Chayo Smart

Chayo Smart Smart Choices, Smart Living: Benefit Your Life Every Day Thus, our products are novel in design, excellent in workmanship and top reliable in quality.

Etablished in 1993, TONGOU Electrical is one of the most specialized manufacturers and exports for modular electric terminal devices for household,commerical,industrial and similar installations in china. The wide range products under manufacturing covers Miniature Citcuit Breaker(MCB), Residual Current Circuit Breaker(RCCB), Residual Current Circuit Breakers with Overcurrent Protection(RCBO), Switch- disconnector, Distribution Box, Moulded case circuit breaker(MCCB), air circuit breaker(ACB), AC Contactor, Magnetic Starter, Motor Protection Circuit Breaker and Thermal Relay etc. The company takes the reputation as one of the largest manufacturer of electromagnetic type RCCB and RCBO. OEM or ODM projects are fully accepted, and currently the company is co-operating with numbers of renowned international corporations for such project. In order to create distinguished achievement,we insist on “3S” – “SAFE with (Warranty, qualification, fully tested) ,SAVE with ( Time, Cost, Energy), Smile with(Service,Future, Attitude)”

TONGOU Electrical possesses full line of high-tech production equipment and great strength of technology support besides advanced designation forces powered by the first class engineering teams with super industrial computer systems. Experience in manufacturing under customers design, trade, biding project, OEM and competitive cooperation related to the new products & technology. Won approvals of CE, SEMKO, CB, CCC and ISO9001 Quality System Certificate etc. Products being popular around the world, such as Europe, America, Southeast Asia, Middle East, Africa, etc.

Celebrating the Mid-Autumn Festival 🌕On this special occasion, Chayo wishes you and your family happiness, harmony, and ...
25/09/2026

Celebrating the Mid-Autumn Festival 🌕

On this special occasion, Chayo wishes you and your family happiness, harmony, and a wonderful time together.

May the full moon bring warmth, connection, and new opportunities.

Happy Mid-Autumn Festival from Chayo! ✨

Type A RCD — Reliable Protection for Modern Electrical LoadsChayo Type A RCD provides enhanced residual current protecti...
24/09/2026

Type A RCD — Reliable Protection for Modern Electrical Loads

Chayo Type A RCD provides enhanced residual current protection for today’s electrical environments.

Designed to detect AC residual currents and pulsating DC residual currents, it offers reliable protection for a wide range of applications:

✔ Home appliances
✔ Socket circuits
✔ Lighting systems
✔ Office equipment

With dependable protection performance and easy DIN-rail installation, Chayo Type A RCD helps create safer and more reliable electrical systems.

TOSMR1 Smart RCBO with Automatic ReclosingTOSMR1 combines residual-current protection, overcurrent protection and smart ...
22/09/2026

TOSMR1 Smart RCBO with Automatic Reclosing

TOSMR1 combines residual-current protection, overcurrent protection and smart automatic reclosing in one device.

Auto-reclosing can be enabled for:

Over/undervoltage
Overcurrent
Leakage
Overpower

With 3 reclosing attempts, 30-second intervals and a 15-minute lockout, it helps reduce downtime after temporary faults while maintaining circuit protection.

Smart Control, Built for Outdoor Use.Chayo’s IP67 Smart Waterproof Switch combines reliable outdoor protection with conv...
18/09/2026

Smart Control, Built for Outdoor Use.

Chayo’s IP67 Smart Waterproof Switch combines reliable outdoor protection with convenient smart control.

✔ IP67 waterproof enclosure
✔ Tuya Wi-Fi remote control
✔ Scheduled automation
✔ Real-time voltage, current & power monitoring

A practical solution for pumps, outdoor lighting, gates, irrigation systems and other exposed electrical applications.

SHOP NOW: https://www.chayo.shop/products/towps-outdoor-waterproof-box-ip67

Chayo Official Online StoreExplore our smart electrical solutions online — from smart breakers and switches to circuit p...
16/09/2026

Chayo Official Online Store
Explore our smart electrical solutions online — from smart breakers and switches to circuit protection and energy monitoring products.

2-Year Warranty · Secure Online Ordering · Worldwide Shipping

Shop now at https://www.chayo.shop/

Chayo is pleased to invite you to visit us at The 140th Canton Fair in Guangzhou.We look forward to presenting our lates...
12/09/2026

Chayo is pleased to invite you to visit us at The 140th Canton Fair in Guangzhou.

We look forward to presenting our latest smart electrical, circuit protection, and energy management solutions, and to discussing new opportunities for cooperation with partners from around the world.

Date: October 15–19, 2026
Booth: Hall 15.3, Booth 19–20
Venue: China Import and Export Fair Complex
Address: No. 382, Yuejiang Zhong Road, Haizhu District, Guangzhou, Guangdong, China

We sincerely look forward to welcoming you at our booth and meeting you in Guangzhou.

Meet Chayo Around the World 🌍Join us at the 140th Canton Fair and MATELEC 2026, with more global exhibitions coming in 2...
10/09/2026

Meet Chayo Around the World 🌍

Join us at the 140th Canton Fair and MATELEC 2026, with more global exhibitions coming in 2027.

Discover Chayo’s latest smart electrical and circuit protection solutions.

See you at the next stop!

Smart Voltage Protection with Automatic ReclosingTOSAR1 helps protect circuits against overvoltage and undervoltage, wit...
08/09/2026

Smart Voltage Protection with Automatic Reclosing

TOSAR1 helps protect circuits against overvoltage and undervoltage, with adjustable voltage thresholds and selectable responses: Off, Alarm or Trip.

After a trip, the automatic reclosing function helps restore power according to the preset logic — ideal for applications where continuous power availability matters.

Day 2 at Middle East Energy 2026 🇦🇪Great conversations, new connections, and plenty of interest in Chayo’s smart electri...
02/09/2026

Day 2 at Middle East Energy 2026 🇦🇪

Great conversations, new connections, and plenty of interest in Chayo’s smart electrical and circuit protection solutions.

We’re at Booth H6 F32 — come meet us and explore more.

1–3 September | Dubai World Trade Centre

See You Tomorrow in Dubai! 🇦🇪Chayo is ready for Middle East Energy 2026.Visit us at Booth H6 F32 and explore our latest ...
31/08/2026

See You Tomorrow in Dubai! 🇦🇪

Chayo is ready for Middle East Energy 2026.

Visit us at Booth H6 F32 and explore our latest smart electrical and circuit protection solutions.

1–3 September 2026
Dubai World Trade Centre

See you tomorrow at MEE 2026!

Address

Paidong Industrial Zone Qiligang, Yueqing City
Wenzhou
325000

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