This 25kA Surge Protection Device (SPD) provides comprehensive protection for electrical systems against voltage spikes and over-voltage conditions. Designed with advanced technology and high-quality components, it ensures reliable operation in demanding environments with an operating temperature range of -40℃ to 80℃.

• High-performance surge protection against voltage spikes and transients
• 25kA lightning impulse current rating for robust protection
• Designed for installation between Zone 0 and Zone 1 applications
• Dual classification: Type 1 + Type 2 / Class I + Class II
• Fast response time of ≤100ns for immediate protection
• Wide operating temperature range from -40℃ to 80℃
• Easy DIN rail mounting with 35mm standard rail compatibility

1. Disconnect power supply before installation
2. Install fuses or circuit breakers in series at the front end
3. Mount in parallel at power supply inlet of building distribution box or equipment room
4. Connect cables according to installation diagram: L (phase line), N (neutral line), PE (ground line)
5. Regularly monitor fault display window - red indicator signals need for replacement
6. For outdoor installation, use appropriate waterproof enclosure

Our surge protection devices are securely packaged in standard cardboard boxes and shipped via reliable carriers including FedEx, UPS, and DHL. All shipments include tracking and insurance for secure delivery.