# Elektro-Plast BY7-40/4-275 Surge Protection Device B+C 4P T1+T2 AC

**URL:** https://aio.lv/en/product--elektroplast-87785--12468109
**Data updated:** 2026-05-18 09:36 (EEST)
**Category:** Power Extension Cords & Surge Protectors
**Manufacturer:** ELEKTROPLAST
**Manufacturer code:** 87.785
**EAN:** 5905548286990
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 49.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 40.90 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--elektroplast-87785--12468109

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Elektro-Plast BY7-40/4-275 is a 4-pole surge protection device (SPD) designed for AC electrical systems. Classified as Type 1+2 (B+C), it provides comprehensive protection against lightning strikes and switching surges. This device is essential for safeguarding sensitive electrical equipment and installations from voltage spikes, ensuring system reliability and safety in residential or commercial power distribution networks.

## Long description

The Elektro-Plast BY7-40/4-275 is a high-performance 4-pole surge protection device (SPD) engineered for AC electrical systems. Classified as a combined Type 1+2 (B+C) protector, this unit is designed to mitigate the risks associated with lightning strikes and transient switching surges. By diverting excess voltage to the ground, it acts as a critical barrier for residential and commercial electrical installations, preserving the integrity of connected appliances and sensitive electronic equipment.
Advantages
This surge protection device offers a robust defense mechanism by combining the capabilities of both Type 1 and Type 2 protectors into a single compact unit. Its 4-pole configuration ensures comprehensive coverage for three-phase power systems, providing reliable protection against both high-energy atmospheric discharges and smaller internal voltage fluctuations. The device is built for durability and ease of integration into standard distribution boards, contributing to the overall longevity and safety of the electrical infrastructure.
Suitable for
Residential electrical distribution boards
Commercial and office building power systems
Protection of sensitive electronic devices and appliances
Three-phase AC power networks
When it may not be suitable
This device is not intended for use in DC electrical systems or high-voltage industrial transmission lines. It should not be installed in environments where the operating voltage significantly exceeds the specified rating of the device.
Key specifications
Type: 1+2 (B+C)
Poles: 4
Application: AC electrical systems
Function: Lightning and surge protection
How to use
The device is designed for installation within a standard electrical distribution cabinet on a DIN rail. It should be connected in parallel with the electrical circuit being protected. Installation must be performed by a qualified electrician in accordance with local electrical codes and safety regulations to ensure proper grounding and effective surge diversion.
What to consider before purchase
Verify that your electrical system is a 4-pole (three-phase) configuration.
Ensure the device voltage rating matches your network requirements.
Check available space in your distribution board for a 4-module wide device.
Confirm that the installation environment is dry and free from excessive dust or moisture.
Usage recommendations
Regularly inspect the status indicator on the device to ensure it is functioning correctly. If the indicator shows a fault, the module should be replaced immediately to maintain continuous protection for your electrical system.

## FAQ

### How much does the Elektro-Plast BY7-40/4-275 Surge Protection Device B+C 4P cost, and is it available for purchase?

The price is 49.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 110 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 06.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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 ELEKTROPLAST 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 ELEKTROPLAST 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/12468109/68770646_large.webp