Surge Protective Device

Surge protection is used to prevent and stop surges from causing harm to equipment. In addition to external lightning protection measures, users should also be aware of damage from spike voltages caused by lightning strikes and operational switching. This is especially true for high-value information electronic equipment and power electronic equipment in buildings, which would have significant impacts if they malfunction. PTG offers a complete range of surge protectors, providing comprehensive and reliable product options.
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  • Surge protector,signal SPD,equipment PECB

    Power AC SPD

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    Power DC SPD

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    Onboard SPD

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    F-SPD

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    Signal SPD

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    Coaxial RF SPD

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    Mid-voltage Surge Arrester

  • SPD,Signal SPD,Equipment PECB

    SSD (SPD Specific Disconnector)

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    Intelligent Monitoring System

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    Accessories

Product Advantages

Offers a complete range of surge protector modules, meeting various common applications and needs.

Provides common DIN rail mounting, PCB mounting products, and customized services.

Comes with comprehensive authoritative certification documents and test reports.

Independent R&D, production and testing, delivering professional services for global applications.

Power AC SPD

Power AC SPD

Comprehensive product solutions, covering precise overvoltage protection from direct lightning to terminal equipment.

Wide operating voltage range, offering product series from 60Vac to 1000Vac.

Reliable large arc shield arc-extinguishing technology, significantly reducing fire risks after module failure.

Ingenious modular design, facilitating on-site installation and saving cabinet space.

The entire product series comes with CE, TUV, DEKRA and UL certifications.

PV / Energy Storage DC SPD

PV / Energy Storage DC SPD

Adopts Y-type circuit design.

Covers a voltage range of 100Vdc ~ 1500Vdc, meeting application needs of the mainstream market.

Vibration-resistant pluggable module design, ensuring system stability and reliability during transportation vibration and current discharge.

Ingenious design of large arc shield enables rapid heat conduction at low-temperature solder joints, preventing fire impacts.

After product fault tripping, the contact creepage distance reaches up to 10mm, ensuring safety and reliability.

Onboard SPD

Onboard SPD

The entire series of onboard SPDs are universally applicable for both AC and DC.

Voltage range covers 300V~900V, meeting application needs of the mainstream market.

Compact in size, with the smallest module measuring only 14mm in width.

All modules are equipped with local red-green window visual status indication and remote signaling dry contacts.

Available in two options (with base and without base) to better meet different on-site needs.

Signal SPD

Signal SPD

PTG signal SPDs all adopt full-mode protection design, providing comprehensive protection for terminal equipment.

Ultra-thin modular structural design with a width of only 6mm.

Offering multiple different voltage levels to meet various on-site application needs of customers.

Providing product solutions for high-frequency signal transmission, which can support signal transmission for gigabit networks.

Coaxial RF SPD

Coaxial RF SPD

Comprehensive product types and models, reliably protecting common application scenarios.

Utilizing high-performance surge protection components with fast response speed and strong discharge capacity.

Ensuring no signal loss during protection in high-frequency transmission applications.

Able to provide compatible interfaces according to customer needs, with flexible and wide-ranging applications.

SSD (SPD Specific Disconnector)

SSD (SPD Specific Disconnector)

Capable of passing surge tests compatible with SPDs.

Under small power frequency currents, it ensures protection activation before SPDs fail and catch fire.

Possessing higher surge withstand capability and characteristics of activation under small power frequency currents.

Small in size, high in sensitivity, and featuring strong breaking capacity.

Intelligent Lightning Monitoring System

Intelligent Lightning Monitoring System

It can provide three-level early warning before a thunderstorm arrives.

It can detect and analyze the magnitude of lightning current energy, the number of lightning strikes, and record and store data.

It monitors the status and effectiveness of SPDs in the system throughout the entire process.

Based on data obtained through online monitoring, it analyzes lightning strike conditions and comprehensively manages the operation and maintenance of lightning protection schemes.

Accessories

Accessories

PTG provides the corresponding accessories of SPD

Busbar, connector

IP66 waterproof box

Others