385V SPD Power Surge Protection Device 25kA DIN Rail AC Whole House Protector with 100kA Discharge Capacity
The 385V SPD Power Surge Protection Device provides comprehensive protection against electrical surges with high arresting capacity up to 25kA (10/350μs). Designed for DIN rail mounting, this whole-house protector features visual status display and labeled connections for easy installation.
- High arresting capacity: 25kA (10/350μs)
- Clear visual status display for monitoring
- Simple standard DIN rail mounting
- Clearly labeled connections for proper installation
- Surge arrestors for comprehensive protection
| Parameter | Specification |
|---|---|
| SPD Classification (EN61643-11) | Type 1 + Type 2 |
| SPD Classification (IEC61643-11) | Class I + Class II |
| Max Continuous Operating Voltage (Uc) | 385V |
| Lightning Impulse Current (10/350μs) | 25kA / 50kA |
| Nominal Discharge Current (8/20μs) | 25kA / 50kA |
| Maximum Discharge Current (8/20μs) | 100kA |
| Voltage Protection Level | ≤2.0kV |
| Response Time | ≤100ns |
| Operating Temperature Range | -40℃ to +80℃ |
| Wire Cross-section Area | 4mm² to 35mm² |
| Mounting | 35mm DIN rail |
| Enclosure Material | Thermal plastic UL94-V0 |
| Degree of Protection | IP20 |
Ideal for use in electrical systems requiring lightning protection class 1+2, providing comprehensive surge protection for residential and commercial applications.
- Before installation, ensure complete power disconnection - never operate while energized
- Follow installation diagram precisely - incorrect wiring connections are not permitted
- After installation completion, activate the circuit breaker or fuse to verify normal operation status
- During usage, monitor the fault display window - red indicator signifies device fault requiring immediate repair or replacement
- Install parallel power lightning protection modules with short, thick, straight wiring connections that are firmly and reliably secured
Yes, we welcome sample orders for quality verification. Mixed samples from different product lines are acceptable.
Samples require 7 days, while mass production for standard orders typically takes 20 days.
We maintain a low MOQ of 100 pieces for lightning protection orders.
We typically use DHL, UPS, FedEx, or TNT for shipping, with delivery usually completed within 7 days. Air freight and sea shipping options are also available.
We provide comprehensive 2-year warranty coverage for all our surge protection products, ensuring long-term reliability and performance.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.