Surge Protection Device Manufacturer
Go Green Go Electric
THOR offers a complete range of Surge Protection Device, such as AC power SPD, PV system SPD, Signal and network SPD, Coaxial RF SPD, lightning rod, lightning box, etc.
Global Leader in Surge Protection Solutions
Thor has been dedicated to researching and manufacturing surge protection devices (SPDs) for low-voltage electronic systems over the last 19 years, delivering reliable products with high-quality standards, advanced engineering and innovative technology, calibrated to strict specifications.
Our product series includes:
● Low-voltage AC Power SPDs
● Photovotaic DC SPDs
● Ethernet SPDs
● Coxial RF SPDs
● Surge Protection Cabinet
THOR Independent Lightning Strike Simulation Center
Simulated lightning test platform can monitor and generate lightning impulse current of 8/20μs (3kA~120kA) and 10/350μs (2kA~25kA)
ODM & OEM Services
We offer OEM & ODM services for surge protective devices, featuring custom manufacturing and pre-existing designs. Both options support flexible branding and meet international safety standards.
Certificates
Our surge protective devices are certified by TUV, CE, CB, and UKCA, and adhere to the IEC 61643-11 international standard.

Lightning Protection Device
Ideal for safety and environmental protection needs of modern electrical systems

Photovoltaic SPD
Specifically designed for photovoltaic systems to prevent lightning and overvoltage damage to solar equipment.

Photovoltaic SPD
Specifically designed for photovoltaic systems to prevent lightning and overvoltage damage to solar equipment.

Photovoltaic SPD
Specifically designed for photovoltaic systems to prevent lightning and overvoltage damage to solar equipment.

Photovoltaic SPD
Specifically designed for photovoltaic systems to prevent lightning and overvoltage damage to solar equipment.

Photovoltaic SPD
Specifically designed for photovoltaic systems to prevent lightning and overvoltage damage to solar equipment.

Photovoltaic SPD
Specifically designed for photovoltaic systems to prevent lightning and overvoltage damage to solar equipment.
Protecting Global Electricity
All of Thor’s lightning and surge protector products have been rigorously tested and meet all requirements of their respective categories, with test indicators covering 20KA to 200KA (8/20μS) and 15KA to 50KA (10/350μS). Since 2006, Thor has continued to design and launch new products that comply with the RoHS directive, and is committed to reducing the use of hazardous substances in the design and manufacturing process to ensure environmental compliance.

Upgrade Your Lightning Protection System Now
Thor provides you with reliable lightning and surge protectors for industrial, solar and home applications, ensuring complete protection.