S203M-B40DC

Name: S203M-B40DC
Brand: ABB
SKU: S203M-B40DC

ABB S203M-B40DC: High-performance miniature circuit breaker for DC and AC applications, with robust short-circuit breaking capacity and compliance with IEC/EN 60898-1 and IEC/EN 60947-2.

Product ModelS203M-B40DC

Material Number2TAZ112300R1405

Product ID78726

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable Protection Across ApplicationsThe ABB S203M-B40DC is designed to provide reliable protection for both DC and AC applications, ensuring your electrical system is safe and efficient.
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2. Compliance with International StandardsCompliant with IEC/EN 60898-1 and IEC/EN 60947-2, this MCB meets the highest international standards for electrical safety and performance.
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3. Robust Short-Circuit Breaking CapacityWith a high short-circuit breaking capacity, the S203M-B40DC can handle even the most demanding electrical conditions, protecting your equipment from damage.
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4. Flexible Installation OptionsDesigned for flexible installation, this MCB can be easily integrated into various electrical systems, making it a versatile solution for different applications.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Tripping Characteristic

Rated Current (In)

40 A

Power Loss

11.49 W

Number of Poles

Product Net Width

52.5 mm

Product Net Height

85 mm