# Legrand TX3 Miniature Circuit Breaker 1P 20A Type B 10kA

**URL:** https://aio.lv/en/product--legrand-404085--12455566
**Data updated:** 2026-05-18 09:32 (EEST)
**Category:** Other goods
**Manufacturer:** Legrand
**Manufacturer code:** 404085
**EAN:** 3414970391872
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.99 €
**Prices and availability valid until:** 2026-08-15 23:59
**Price without VAT (21%):** 11.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-404085--12455566

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 05.08.2026 | free |
| Pickup points | 10.08.2026 | 1.79 EUR |
| Courier delivery to door | 10.08.2026 | 4.99 EUR |

## Summary description

The Legrand TX3 miniature circuit breaker is a reliable 1-pole protection device rated for 20 A. Designed for 240-415 V AC systems at 50-60 Hz, it features a Type B tripping characteristic and a 10kA breaking capacity. This IP20-rated component ensures electrical safety in residential and commercial installations by protecting circuits against overloads and short circuits.

## Long description

The Legrand TX3 miniature circuit breaker is a high-quality, single-pole electrical protection device engineered to safeguard residential and commercial circuits. With a rated current of 20 A and a robust 10kA breaking capacity, this component effectively detects and interrupts overcurrents, preventing damage to wiring and connected appliances. It is designed to operate reliably within standard 240-415 V AC electrical systems at frequencies of 50-60 Hz.
Advantages
This circuit breaker offers exceptional reliability and safety for modern electrical installations. Its Type B tripping characteristic makes it particularly suitable for circuits with low inrush currents, ensuring precise protection against overloads and short circuits. The compact design allows for efficient use of space in distribution boards, while the durable construction ensures long-term performance and consistent operation under standard environmental conditions.
Suitable for
Residential lighting and socket circuits
Commercial office power distribution
Protection of general-purpose electrical appliances
Small-scale industrial control panels
When it may not be suitable
This device is not intended for circuits with high inrush currents, such as those powering large motors or transformers, where a Type C or D characteristic would be required. It is also not suitable for outdoor environments without a protective enclosure, as it carries an IP20 rating.
Key specifications
Rated current: 20 A
Number of poles: 1
Tripping characteristic: Type B
Breaking capacity: 10kA
Voltage rating: 240-415 V AC
Frequency: 50-60 Hz
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 a distribution board or consumer unit. Installation should be performed by a qualified electrician in accordance with local electrical regulations. Ensure that the supply voltage and load requirements match the specifications of the device before connection. The toggle switch on the front allows for manual switching and provides a clear visual indication of the circuit status.
What to consider before purchase
Ensure the 20 A rating is appropriate for the specific circuit load
Verify that the Type B characteristic matches the connected equipment requirements
Confirm that the installation environment is dry and protected, meeting the IP20 standard
Check available space in the distribution board for the 17.8 mm wide module
Usage recommendations
Regularly inspect the distribution board for signs of wear and ensure that all terminal connections remain tight to prevent overheating. If the breaker trips, investigate the cause of the overload or short circuit before resetting the device.

## Specifications

| Feature | Value |
|---|---|
| Type | Type B |
| Storage temperature (T-T) | -40 - 70 |
| Height | 88 mm |
| Input voltage | 240 - 415 |
| Width | 17.8 mm |
| Depth | 77.8 mm |
| Rated current | 20 A |
| Input frequency | 50 - 60 |
| International Protection (IP) code | IP20 |
| Number of poles | 1 |
| Installation type | DIN-rail |
| Rated voltage | 230 V |
| Pollution degree | 2 |
| Circuit breaker type | Miniature circuit breaker |
| Dielectric strength | 4000 V |
| Doesn't contain | Halogen |
| Energy limiting class | 3 |

## FAQ

### How much does the Legrand TX3 1P 20A Type B Miniature Circuit Breaker cost, and is it available for purchase?

The price is 13.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 05.08.2026 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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