LEGRAND 403400

LEGRAND TX³ 3P Circuit Breaker 10A

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LEGRAND 403400 TX³ 3P Circuit Breaker 10A — Circuit Breakers & Fuses
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Product Description

The LEGRAND TX³ 3P Circuit Breaker 10A is a high-performance thermal-magnetic circuit breaker designed for the control, disconnection, and protection of electrical circuits against overcurrents. This device ensures reliable operation with a built-in depth of 44 mm and a release characteristic of type B. It features three poles, all of which are protected, and operates at a rated current of 10 A with a rated voltage of 400 V. The circuit breaker is compliant with EN 60898 standards, ensuring high safety and performance.

Designed for versatility, the TX³ 3P circuit breaker supports flush-mounted installation and can be supplied from either the top or bottom. It includes a screwed terminal connection type, accommodating both busbar and cable connections. The device is halogen-free and offers a degree of protection rated at IP20, making it suitable for various residential and small commercial applications.

The circuit breaker also boasts a high rated short-circuit breaking capacity of 10 kA at 230 V and 6 kA at 400 V, ensuring robust protection in case of electrical faults. It operates within a frequency range of 50-60 Hz and is classified under current limiting class 3. The ergonomic 2-position handle provides clear indication of the contact status, marked with "I-ON" for closed and "O-OFF" for open.

Additional features include a pollution degree of 2, a width of 53.1 mm, height of 88 mm, and depth of 77.8 mm. The device is also equipped with a label space for easy identification...

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Offer details

Offer from:
Trusted supplier — Netherlands, member since 2021 
Availability:
On requestLead time: 9 days
Warranty:
12 months
Condition:
New Factory Sealed
New Factory Sealed - A brand-new, unused, unopened, undamaged item in its original manufacturer-sealed packaging.
The Seller is responsible for shipping the product and invoicing

Specifications

Brand
LEGRAND
Degree of impact strength (IK)
IK02
Rated current
10 A
Rated voltage
400 V
Rated insulation voltage Ui
500 V
Rated impulse withstand voltage Uimp
4 kV
Rated short-circuit breaking capacity Icn at 230 V
10 kA

Available Offers

(3)
ConditionAvailabilitySupplierWarrantyAction
LEGRAND 403400
Condition
New Factory Sealed
Availability
On requestLead time: 9 days
Supplier
NetherlandsTrusted supplier — member since 2021 
Warranty
12 months
LEGRAND 403400
Condition
New Factory Sealed
Availability
On requestLead time to be confirmed
Supplier
LatviaTrusted supplier — member since 2024, 20–49 employees 
Warranty
12 months
LEGRAND 403400
Condition
New Factory Sealed
Availability
On requestLead time to be confirmed
Supplier
GreeceTrusted supplier — member since 2023, 100–499 employees 
Warranty
12 months

Offer with manufacturer lead time

Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.

Documents

Data Sheet

Datasheet for LEGRAND 403400, including specifications and features.

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CAD Models

3D CAD model and technical drawings, ready for your design software.

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Product data updated: 21-09-2026

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