# Dehn DEHNvenCI 255 Type 1 Surge Arrester 1P 25kA 1.5kV

**URL:** https://aio.lv/en/product--dehn-961200--12452875
**Data updated:** 2026-05-18 02:43 (EEST)
**Category:** Power Extension Cords & Surge Protectors
**Manufacturer:** Dehn
**Manufacturer code:** 961200
**EAN:** 4013364145108
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Dehn DEHNvenCI 255 is a high-performance Type 1 single-pole surge arrester designed for lightning protection and electrical safety. With a discharge capacity of 25kA and a voltage protection level of 1.5kV, this device effectively protects low-voltage installations from atmospheric discharges and transient overvoltages. It is an essential component for industrial and residential electrical distribution systems to ensure equipment longevity.

## Long description

The Dehn DEHNvenCI 255 is a high-performance Type 1 single-pole surge arrester engineered to provide robust protection for low-voltage electrical installations. This device is specifically designed to mitigate the risks associated with lightning strikes and transient overvoltages, ensuring the safety and operational continuity of connected electrical equipment. By diverting high-energy surges safely to the ground, it acts as a critical barrier against electrical damage in both residential and industrial environments.
Advantages
This surge arrester offers exceptional reliability due to its high discharge capacity, which allows it to handle significant energy loads during atmospheric discharge events. Its compact single-pole design facilitates easy integration into existing distribution boards without requiring excessive space. The advanced internal technology ensures a low voltage protection level, providing a high degree of safety for sensitive electronic components downstream. Furthermore, its durable construction is built to withstand harsh environmental conditions, ensuring long-term performance and minimal maintenance requirements over its service life.
Suitable for
Industrial electrical distribution systems
Residential main power supply panels
Protection of sensitive electronic equipment
Low-voltage installations requiring Type 1 lightning protection
When it may not be suitable
This device is designed specifically for single-pole applications and may not be sufficient for complex multi-phase systems without additional coordinated protection devices. It is not intended for use in high-voltage transmission networks or circuits exceeding its rated voltage specifications.
Key specifications
Type: Type 1 surge arrester
Number of poles: 1
Discharge capacity: 25kA
Voltage protection level: 1.5kV
Application: Low-voltage electrical systems
How to use
The installation of the Dehn DEHNvenCI 255 should be performed by a qualified electrician in accordance with local electrical safety regulations. The device is typically mounted on a standard DIN rail within the main distribution board. It must be connected in parallel with the supply circuit, ensuring that the connection leads are kept as short as possible to maintain the effectiveness of the surge protection. Proper grounding is essential for the device to function correctly and safely dissipate surge energy.
What to consider before purchase
Verify the voltage requirements of your electrical system
Ensure compatibility with existing DIN rail mounting configurations
Confirm if a single-pole or multi-pole configuration is required for your specific setup
Check local electrical codes regarding lightning protection requirements
Usage recommendations
Regular inspection of the status indicator is recommended to ensure the device remains operational. If the indicator shows that the protection module has reached its end of life, the unit should be replaced immediately to maintain system safety.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Dehn products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Dehn service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12452875/68755444_large.webp