# Legrand 400405 4P Modular Distribution Block 100A

**URL:** https://aio.lv/en/product--legrand-400405--10857001
**Data updated:** 2026-05-18 02:39 (EEST)
**Category:** Solar Panel Accessories
**Manufacturer:** Legrand
**Manufacturer code:** 400405
**EAN:** 3414971978546
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Legrand 400405 is a 4-pole modular distribution block designed for efficient electrical circuit management. Rated at 100A, it supports wire cross-sections from 1.5 to 16 mm² and features 6 terminals. This compact 4-module wide component is ideal for professional electrical installations, ensuring reliable power distribution within distribution boards and control panels.

## Long description

The Legrand 400405 is a professional 4-pole modular distribution block engineered for reliable electrical circuit management in distribution boards and control panels. With a rated current of 100A, this component provides a secure and organized way to distribute power across multiple connections, ensuring optimal performance in complex electrical systems.
Advantages
This distribution block offers significant benefits for electrical installers, including a compact design that occupies only 4 modules of space, allowing for efficient use of rail space within enclosures. The robust construction ensures long-term durability and safety, while the clear terminal layout simplifies the wiring process and reduces the time required for installation and maintenance tasks.
Suitable for
Electrical distribution boards
Industrial control panels
Solar panel system wiring
Commercial building electrical infrastructure
This distribution block may not be suitable for applications requiring currents exceeding 100A or for environments where wire cross-sections are larger than 16 mm². It is also not intended for outdoor use without a protective, weather-resistant enclosure.
Key specifications
Number of poles: 4
Rated current: 100A
Wire cross-section capacity: 1.5 to 16 mm²
Number of terminals: 6
Width: 4 modules
To use the Legrand 400405, mount the block onto a standard DIN rail within your distribution board. Strip the insulation from your electrical wires to the appropriate length, insert them into the designated terminals, and tighten the screws securely to ensure a solid electrical connection. Ensure that the total load connected to the block does not exceed the 100A rating to prevent overheating.
What to consider before purchase
Verify that the 100A rating is sufficient for your total circuit load.
Ensure your wire sizes fall within the 1.5 to 16 mm² range.
Check available space in your distribution board to accommodate the 4-module width.
Usage recommendations: Always verify that all terminal screws are tightened to the manufacturer's specified torque to prevent loose connections and potential heat buildup. Ensure the installation is performed by a qualified electrician in accordance with local electrical regulations.

## Specifications

| Feature | Value |
|---|---|
| Weight | 2.939 kg |
| Height | 108 mm |
| Width | 144 mm |
| Depth | 280 mm |
| Quantity per pack | 12 pc(s) |

## 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 Legrand 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 Legrand 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

### Where can I download the instructions for Legrand 400405 4P Modular Distribution Block?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/10857001/64861033_large.webp