# Circuit breaker Legrand 403404 — 25 A, 400 V AC

**URL:** https://aio.lv/en/product--legrand-403404--3784477
**Data updated:** 2025-11-21 15:08 (EET)
**Category:** Power Sockets
**Manufacturer:** Legrand
**Manufacturer code:** 403404
**EAN:** 3414970387585
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 24.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 20.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-403404--3784477

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Legrand circuit breaker model 403404 is a protective switching device rated for 25 A and 400 V AC. Designed for installation in electrical distribution panels, it protects circuits from overloads and short circuits. Suitable for residential and light commercial use, it ensures safe disconnection, reliable operation and helps maintain electrical system integrity.

## Long description

LEGRAND 403404 TX3 LS B25A 3p 6kA 3M is a three-pole miniature circuit breaker rated 25 A with a type B tripping characteristic, intended for protection of electrical circuits against overloads and short circuits. The device is part of the TX3 range, has a 3-module width for compact installation on a standard DIN rail, and a rated breaking capacity of 6 kA suitable for typical residential and light commercial distribution boards.
Advantages
The LEGRAND TX3 LS B25A provides clear and consistent protection with a defined B25A rating for circuits that require a type B characteristic. Its three-pole design ensures simultaneous disconnection of all phases, reducing the risk of unbalanced phase conditions. The 3M width allows space-efficient mounting in distribution panels, and the 6 kA breaking capacity delivers reliable interruption of fault currents within the device's rated limits.
Suitable for
Protection of three-phase branch circuits in residential and light commercial installations
Installation in compact distribution boards where a 3-module breaker is required
Circuits with load characteristics compatible with a type B, 25 A breaker
Key specifications
Manufacturer: LEGRAND
Model / MPN: 403404
Series: TX3 LS
Poles: 3p (three-pole)
Rated current: B25A (25 A, type B characteristic)
Breaking capacity: 6 kA
Width: 3M (3 modules)
Rated voltage: 400 V AC
EAN: 3414970387585
How to use
Mount the circuit breaker on a standard DIN rail inside the electrical distribution board following applicable wiring regulations. Connect the incoming and outgoing phase conductors to the corresponding terminals, observe the manufacturer's recommended tightening torque and prepare conductors correctly. Use the device to protect branch circuits that match the B25A characteristic, and verify correct operation by switching the breaker on and off under no-load conditions after installation.
Usage recommendations
Check system voltage compatibility and coordination with upstream protective devices before installation. Selection and wiring should be performed or verified by a qualified electrician to ensure compliance with local electrical codes and safety requirements.

## FAQ

### How much does the Legrand circuit breaker 403404 — 25 A 400 V cost, and is it available for purchase?

The price is 24.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 140 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 02.07.2026 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 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

## Image

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