Legrand TX3 40A Type D Miniature Circuit Breaker

Name: Legrand TX3 Miniature Circuit Breaker 403725
Brand: Legrand
SKU: 12458153
Price: 17.49 EUR
Availability: InStock

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Legrand TX3 Miniature Circuit Breaker 1P, 40A, Type D, 6kA

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Short description

The Legrand TX3 miniature circuit breaker is designed for reliable electrical circuit protection. This 1-pole device features a 40A rated current, Type D tripping characteristic, and a 6kA breaking capacity. It operates at 240-415V and 50-60Hz. With an IP20 protection rating, it is suitable for standard distribution board installations, ensuring safety and efficiency in residential or commercial electrical systems.

Available for order: 5 pcs.

Warranty: 2 Years

SKU: 12458153

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Deliver the order:

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to the Customer Service Center at Kengaraga 2b, Riga

06.07.2026 {{selectedOffer.officeDeliveryString}}

free

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Customer service center

2b. Kengaraga str., Riga, Latvia, LV-1063

06.07.2026 {{selectedOffer.officeDeliveryString}}

free

Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!

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From 4.99 €

Parcel couriers

Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts nodaļa

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From 1.99 €

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Payment Methods:

Bank transfer, Bank cards on-line, Apple Pay, Google Pay

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Product information

Description

The Legrand TX3 miniature circuit breaker is a high-quality electrical protection device designed to safeguard residential and commercial circuits from overloads and short circuits. This single-pole unit provides a reliable solution for modern electrical distribution boards, ensuring consistent performance and safety. With a rated current of 40A and a robust 6kA breaking capacity, it is engineered to handle demanding electrical loads while maintaining system integrity.

Advantages

This circuit breaker offers exceptional reliability and durability, characteristic of the Legrand brand. Its Type D tripping curve makes it particularly effective for circuits with high inrush currents, such as those powering motors or large transformers. The compact design allows for efficient use of space within standard distribution enclosures, while the clear construction ensures easy installation and maintenance for professional electricians.

Suitable for

Residential electrical distribution boards
Commercial building power systems
Circuits with high inrush current devices like motors
General lighting and power protection

This device may not be suitable for applications requiring a different tripping characteristic, such as Type B or C, which are more common for standard resistive loads. It is also not intended for outdoor use or environments with high humidity or dust, as it carries an IP20 protection rating.

Key specifications

Rated current: 40A
Tripping characteristic: Type D
Number of poles: 1
Breaking capacity: 6kA
Operating voltage: 240-415V AC
Frequency: 50-60Hz
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 an electrical distribution board. Installation should be performed by a qualified electrician to ensure all connections are secure and comply with local electrical regulations. Once mounted, the device is operated via the front-facing toggle switch, which provides clear visual indication of the circuit status.

What to consider before purchase

Ensure the 40A rating matches your circuit requirements
Verify that the Type D characteristic is appropriate for your specific load
Confirm the available space in your distribution board
Check that the installation environment meets the IP20 rating requirements

Usage recommendations: Always ensure the power supply is disconnected before installing or replacing the circuit breaker. Regularly inspect the device for signs of wear or damage to maintain optimal safety levels.

All features

Type:: Type D
Storage temperature (T-T):: -40 - 70
Pollution degree:: 2
Circuit breaker type:: Miniature circuit breaker
Dielectric strength:: 4000 V

Power

Input voltage:: 240 - 415
Rated current:: 40 A
Input frequency:: 50 - 60
Rated voltage:: 230 V

Weight & dimensions

Height:: 88 mm
Width:: 17.8 mm
Depth:: 77.8 mm

Design

International Protection (IP) code: Device protection rating against dust and water according to the international IP standard.: IP20

Features

Number of poles:: 1
Installation type:: DIN-rail

Technical details

Doesn't contain:: Halogen

Description

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Customer questions

FAQ

How much does the Legrand TX3 40A Type D Miniature Circuit Breaker cost, and is it available for purchase?

The price is 17.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

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