# Legrand TX3 4A Type B 1-Pole Miniature Circuit Breaker

**URL:** https://aio.lv/en/product--legrand-403352--12470751
**Data updated:** 2026-05-18 09:35 (EEST)
**Category:** Power Sockets
**Manufacturer:** Legrand
**Manufacturer code:** 403352
**EAN:** 3414970386151
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-403352--12470751

## 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 4A miniature circuit breaker is designed for reliable electrical circuit protection. Featuring a Type B tripping characteristic, this 1-pole device operates at 240-415V and 50-60Hz. It is built for standard DIN rail mounting, providing essential safety against overloads and short circuits in residential and commercial electrical installations. The unit is rated IP20 for indoor use.

## Long description

The Legrand TX3 4A Type B 1-Pole Miniature Circuit Breaker is a high-quality electrical protection device engineered to safeguard residential and commercial circuits from overloads and short circuits. This compact unit ensures reliable performance and safety in various electrical distribution systems, maintaining consistent power flow while reacting promptly to electrical faults.
Advantages
This circuit breaker offers exceptional reliability and durability, characteristic of the Legrand brand. Its Type B tripping curve makes it ideal for applications with low surge currents, such as lighting and general-purpose socket circuits. The 1-pole design is space-efficient, allowing for easy integration into standard distribution boards. Its robust construction ensures long-term operational stability, providing peace of mind for both installers and end-users.
Suitable for
Residential lighting circuits
General-purpose power outlets
Small commercial electrical installations
Protection of sensitive electronic equipment with low inrush currents
This device may not be suitable for circuits with high inrush currents, such as those powering large motors, transformers, or heavy industrial machinery, where a Type C or Type D breaker would be required to prevent nuisance tripping.
Key specifications
Rated current: 4 A
Tripping characteristic: Type B
Number of poles: 1
Operating voltage: 240 - 415 V
Frequency: 50 - 60 Hz
Protection rating: IP20
Dimensions: 17.8 mm width, 77.8 mm depth, 88 mm height
How to use
The circuit breaker is designed for mounting on a standard DIN rail within an electrical distribution board. Installation should be performed by a qualified electrician in accordance with local electrical regulations. Ensure the power supply is disconnected before installation. Secure the device firmly onto the rail and connect the supply and load cables to the appropriate terminals, ensuring all connections are tightened to the manufacturer's specified torque.
What to consider before purchase
Verify that the 4A rating is appropriate for the specific load of your circuit.
Ensure the Type B characteristic matches the requirements of your connected appliances.
Check the available space in your distribution board for a 17.8 mm wide module.
Confirm that the installation environment is dry and protected, as the unit is rated IP20.
Usage recommendations
Always ensure that the total load on the circuit does not exceed the 4A rated current to prevent unnecessary tripping. Regularly inspect the distribution board for any signs of loose connections or thermal damage.

## Specifications

| Feature | Value |
|---|---|
| Type | Type B |
| Storage temperature (T-T) | -40 - 70 |
| Pollution degree | 2 |
| Circuit breaker type | Miniature circuit breaker |
| Dielectric strength | 4000 V |
| Energy limiting class | 3 |

### Weight & dimensions

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

### Design

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

### Power

| Feature | Value |
|---|---|
| Input voltage | 240 - 415 |
| Rated current | 4 A |
| Input frequency | 50 - 60 |
| Rated voltage | 230 V |

### 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 4A Type B 1-Pole Circuit Breaker cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 45 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/12470751/68788893_large.webp