# Circuit breaker Legrand 403434 — 1-pole, 16 A, 230 V

**URL:** https://aio.lv/en/product--legrand-403434--1510952
**Data updated:** 2026-02-12 09:42 (EET)
**Category:** Power Sockets
**Manufacturer:** Legrand
**Manufacturer code:** 403434
**EAN:** 3414970388285
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 8.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-403434--1510952

## 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

Single-pole circuit breaker Legrand 403434 rated 16 A at 230 V for overcurrent protection in residential and light-commercial electrical installations. Designed to interrupt faulty currents and protect wiring and connected devices. Compact DIN-rail mountable device suitable for distribution boards, offering reliable manual reset and straightforward integration into existing systems.

## Long description

Single-pole circuit breaker Legrand 403434 rated 16 A at 230 V provides overcurrent protection for residential and light-commercial electrical installations. The device is designed to interrupt faulty currents, protecting wiring and connected equipment from overload and short-circuit conditions. Its compact form factor allows DIN-rail mounting inside standard distribution boards, enabling neat integration and straightforward manual reset after a trip.
Advantages
This single-pole breaker offers consistent thermal-magnetic tripping characteristics suitable for general-purpose circuits. The compact DIN-rail compatible housing reduces panel space usage and simplifies installation. Manual reset functionality provides clear status after activation and allows fast restoration of service once the cause of the trip has been addressed. Construction and contact design are intended to deliver reliable operation over repeated switching cycles.
Suitable for
 Protection of lighting and socket circuits in apartments and houses
 Overcurrent protection for small commercial or office distribution panels
 Integration into modular DIN-rail distribution boards and subpanels
Key specifications
 Poles: single-pole (1P)
 Rated current: 16 A
 Rated voltage: 230 V AC
 Mounting: DIN-rail compatible
 Tripping type: thermal-magnetic overcurrent protection
 Reset: manual reset after trip
 Application: residential and light-commercial circuits
How to use
Install the breaker on a standard DIN rail inside a distribution board following local electrical codes and safety practices. Connect the incoming phase conductor to the supply terminal and the load conductor to the output terminal, ensuring proper tightening torque on terminals and secure earth and neutral connections in the panel as required. After installation, switch the device to the ON position to energize the circuit; if the breaker trips, identify and rectify the fault or overload before performing a manual reset to the ON position.
Usage recommendations
Verify compatibility with circuit conductors and downstream device ratings before installation. Use the breaker in circuits with appropriately sized conductors and coordinated protective devices. Periodically inspect terminal tightness and the cabinet environment for dust, moisture, or heat accumulation that can affect performance.

## FAQ

### How much does the Legrand circuit breaker 403434 — 1-pole 16 A cost, and is it available for purchase?

The price is 10.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 873 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/1510952/47611397_large.webp