Surge Protection
DC 500V 40kA Surge Protector 2P Solar
Walax DC 500V surge protector with 40kA Imax in 2P configuration. Protects smaller PV systems and DC battery circuits from surge damage, with DIN-rail mounting.
- Factory-direct pricing · OEM/ODM branding · IEC/CE compliance
- Wholesale & project supply to Africa, SE Asia & the Middle East
500V DC Rated
Sized for smaller PV systems and 48V battery banks with margin.
40kA Imax
Strong surge diversion for DC circuits.
2P Configuration
Positive and negative protection for DC strings and battery circuits.
Specifications
Technical Specifications
Standard ratings listed below – custom configurations available on request. Contact our engineers to confirm parameters for your market.




| Standard | IEC 61643-31 · CE |
| Max continuous voltage (Uc) | 500V DC |
| Max discharge current (Imax) | 40kA |
| Nominal discharge current (In) | 20kA |
| Voltage protection level (Up) | ≤ 2.5kV |
| Type | Type 2 |
| Poles | 2P |
| Mounting | 35mm DIN rail |
| Ambient temperature | -40°C to +80°C |
Applications
Where These Devices Install
Smaller solar PV systems, DC battery circuits and DC distribution where the maximum system voltage does not exceed 500V DC.
FAQ
Frequently Asked Questions
Smaller PV arrays and 48V battery storage systems, where the maximum DC voltage is below 500V.
Yes – it protects DC battery circuits from surge damage.
A green/red window shows module health.
Yes – IEC 61643-31 type-test reports and CE documentation accompany every shipment.
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Need DC 500V 40kA Surge Protector 2P Solar Pricing?
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