# Legrand 406490 Modular Circuit Breaker 125A 4P

**URL:** https://aio.lv/en/product--legrand-406490--12450122
**Data updated:** 2026-05-18 02:45 (EEST)
**Category:** Power Sockets
**Manufacturer:** Legrand
**Manufacturer code:** 406490
**EAN:** 3245064064903
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 44.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 36.77 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-406490--12450122

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The Legrand 406490 is a high-quality modular circuit breaker designed for reliable electrical circuit protection. Featuring a 125A current rating and a 4-pole configuration, this device is suitable for industrial and commercial electrical distribution systems. It ensures safe disconnection and protection against overloads, providing durability and efficient performance for professional electrical installations.

## Long description

The Legrand 406490 is a professional-grade modular circuit breaker engineered to provide robust protection for electrical circuits in demanding environments. With a 125A current rating and a 4-pole configuration, this device is specifically designed to manage high-load electrical distribution systems, ensuring reliable performance and safety in industrial and commercial settings. Its modular design allows for seamless integration into standard electrical panels, facilitating efficient installation and maintenance for electrical professionals.
Advantages
This circuit breaker offers exceptional reliability and durability, making it an ideal choice for critical electrical infrastructure. The 4-pole design allows for the simultaneous disconnection of all phases and the neutral, providing comprehensive safety during maintenance or in the event of an electrical fault. Its high current capacity ensures that it can handle significant power loads without compromising performance, while the robust construction guarantees a long service life even under continuous operation.
Suitable for
Industrial electrical distribution boards
Commercial building power management systems
Heavy-duty machinery power supply protection
Main switch applications in professional electrical installations
When it may not be suitable
This device is not intended for residential use where lower current ratings are typically required. It is also not suitable for applications involving direct current (DC) circuits unless specifically rated for such use, as it is designed primarily for alternating current (AC) systems.
Key specifications
Rated current: 125A
Number of poles: 4
Weight: 382 g
Dimensions: 101 mm x 78 mm x 89 mm
How to use
The Legrand 406490 should be installed by a qualified electrician in accordance with local electrical codes and safety regulations. It is designed to be mounted on a standard DIN rail within an electrical distribution enclosure. Ensure that all cable connections are tightened to the manufacturer's specified torque settings to prevent overheating and ensure optimal electrical contact. Once installed, the device can be manually operated using the front-facing toggle to disconnect or reconnect the circuit as needed.
What to consider before purchase
Verify that the 125A rating matches your circuit requirements
Ensure your distribution board has sufficient space for a 4-pole modular device
Confirm compatibility with your existing electrical system architecture
Check that the installation environment meets the required safety standards
Usage recommendations
Always perform a thorough inspection of the electrical system before installation and ensure the power supply is completely isolated. Regularly check the connections for signs of wear or heat damage to maintain system integrity.

## Specifications

| Feature | Value |
|---|---|
| Minimum order quantity | 1 pc(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.382 kg |

### Packaging data

| Feature | Value |
|---|---|
| Package depth | 78 mm |
| Package height | 89 mm |
| Package width | 101 mm |

## FAQ

### How much does the Legrand 406490 Modular Circuit Breaker 125A 4P cost, and is it available for purchase?

The price is 44.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 23 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 02.07.2026 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12450122/68777639_large.webp