# Circuit breaker Legrand 403546 Tx3 LS-Schalter C20A 6kA 3M

**URL:** https://aio.lv/en/product--legrand-403546--3800534
**Data updated:** 2026-03-11 11:44 (EET)
**Category:** Power Sockets
**Manufacturer:** Legrand
**Manufacturer code:** 403546
**EAN:** 3414970389558
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 23.99 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 19.83 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-403546--3800534

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

Legrand 403546 Tx3 LS-Schalter is a 3-pole circuit breaker with C characteristic, rated current 20 A and short-circuit breaking capacity 6 kA. Intended for protection of electrical circuits against overloads and short circuits in commercial and residential installations. Suitable for distribution boards requiring 3M protection and DIN-rail mounting.

## Long description

Legrand 403546 Tx3 LS-Schalter C20A 6kA 3M is a three-pole miniature circuit breaker designed to protect electrical installations from overloads and short circuits. The device features a C tripping characteristic and a rated current of 20 A, with a breaking capacity of 6 kA. It is built for installation on standard DIN rails and is suitable for use in residential and commercial distribution boards that require three-pole protection.
Advantages
The breaker provides selective and reliable protection with a C characteristic that balances sensitivity to motor startup currents and fast response to short circuits. Its compact 3-module width enables space-efficient installation in distribution panels. With a breaking capacity of 6 kA and proven manufacturing quality, the unit delivers stable performance for typical building electrical circuits. DIN-rail compatibility simplifies mounting and replacement in existing boards.
Suitable for
Protection of three-phase circuits in residential buildings
Distribution boards in small commercial premises
Motor feeder protection where moderate inrush currents occur
Retrofit or new installations requiring DIN-rail mounted 3-pole breakers
Key specifications
Number of poles: 3
Tripping characteristic: C
Rated current: 20 A
Short-circuit breaking capacity: 6 kA
Module width: 3 modules (3M)
Mounting: DIN-rail
How to use
Install the circuit breaker on a compatible DIN rail inside the distribution board, ensuring proper orientation and secure mechanical engagement. Connect the line and load conductors to the appropriate terminals, observing correct tightening torque for secure electrical contact. Verify the breaker rating and characteristic match the protected circuit and coordinate with upstream and downstream protection devices. After installation, switch the breaker on and check for correct operation under normal load conditions.
Usage recommendations
Confirm conductor sizes and terminal torque values per applicable local electrical codes before installation. Coordinate the C20A breaker with upstream protection to maintain selective discrimination where required. Periodically inspect connections and the breaker for signs of wear, overheating, or corrosion, and replace if performance is degraded.

## FAQ

### How much does the Legrand 403546 Tx3 LS-Schalter C20A 3-pole breaker cost, and is it available for purchase?

The price is 23.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 325 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 21.07.2026 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/3800534/47652832_large.webp