# Legrand TX3 Miniature Circuit Breaker 1P, 40A, Type D, 6kA

**URL:** https://aio.lv/en/product--legrand-403725--12458153
**Data updated:** 2026-05-18 09:34 (EEST)
**Category:** Power Sockets
**Manufacturer:** Legrand
**Manufacturer code:** 403725
**EAN:** 3414970390431
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.49 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 14.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-403725--12458153

## 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 Legrand TX3 miniature circuit breaker is designed for reliable electrical circuit protection. This 1-pole device features a 40A rated current, Type D tripping characteristic, and a 6kA breaking capacity. It operates at 240-415V and 50-60Hz. With an IP20 protection rating, it is suitable for standard distribution board installations, ensuring safety and efficiency in residential or commercial electrical systems.

## Long description

The Legrand TX3 miniature circuit breaker is a high-quality electrical protection device designed to safeguard residential and commercial circuits from overloads and short circuits. This single-pole unit provides a reliable solution for modern electrical distribution boards, ensuring consistent performance and safety. With a rated current of 40A and a robust 6kA breaking capacity, it is engineered to handle demanding electrical loads while maintaining system integrity.
Advantages
This circuit breaker offers exceptional reliability and durability, characteristic of the Legrand brand. Its Type D tripping curve makes it particularly effective for circuits with high inrush currents, such as those powering motors or large transformers. The compact design allows for efficient use of space within standard distribution enclosures, while the clear construction ensures easy installation and maintenance for professional electricians.
Suitable for
Residential electrical distribution boards
Commercial building power systems
Circuits with high inrush current devices like motors
General lighting and power protection
This device may not be suitable for applications requiring a different tripping characteristic, such as Type B or C, which are more common for standard resistive loads. It is also not intended for outdoor use or environments with high humidity or dust, as it carries an IP20 protection rating.
Key specifications
Rated current: 40A
Tripping characteristic: Type D
Number of poles: 1
Breaking capacity: 6kA
Operating voltage: 240-415V AC
Frequency: 50-60Hz
Protection rating: IP20
Dimensions: 17.8 mm x 77.8 mm x 88 mm
How to use
The Legrand TX3 circuit breaker is designed for mounting on a standard DIN rail within an electrical distribution board. Installation should be performed by a qualified electrician to ensure all connections are secure and comply with local electrical regulations. Once mounted, the device is operated via the front-facing toggle switch, which provides clear visual indication of the circuit status.
What to consider before purchase
Ensure the 40A rating matches your circuit requirements
Verify that the Type D characteristic is appropriate for your specific load
Confirm the available space in your distribution board
Check that the installation environment meets the IP20 rating requirements
Usage recommendations: Always ensure the power supply is disconnected before installing or replacing the circuit breaker. Regularly inspect the device for signs of wear or damage to maintain optimal safety levels.

## Specifications

| Feature | Value |
|---|---|
| Type | Type D |
| Storage temperature (T-T) | -40 - 70 |
| Pollution degree | 2 |
| Circuit breaker type | Miniature circuit breaker |
| Dielectric strength | 4000 V |

### Power

| Feature | Value |
|---|---|
| Input voltage | 240 - 415 |
| Rated current | 40 A |
| Input frequency | 50 - 60 |
| Rated voltage | 230 V |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 88 mm |
| Width | 17.8 mm |
| Depth | 77.8 mm |

### Design

| Feature | Value |
|---|---|
| International Protection (IP) code | IP20 |

### Features

| Feature | Value |
|---|---|
| Number of poles | 1 |
| Installation type | DIN-rail |

### Technical details

| Feature | Value |
|---|---|
| Doesn't contain | Halogen |

## FAQ

### How much does the Legrand TX3 40A Type D Miniature Circuit Breaker cost, and is it available for purchase?

The price is 17.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 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

https://aio.lv/img/cache/product/12458153/68774652_large.webp