ABB SmiSSline S400M Miniature Circuit Breaker, 3-Pole, 2 A, Type K, Type D, Type C, Type B, 400 V AC, 250 V DC

RS Stock No.:: 178-724
Mfr. Part No.:: 2CCS573001R0024 S403M-C2
Manufacturer:: ABB

ABB SmiSSline S400M Miniature Circuit Breaker, 3-Pole, 2 A, Type K, Type D, Type C, Type B, 400 V AC, 250 V DC

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Subtotal (1 unit)*

SGD255.98

(exc. GST)

SGD279.02

(inc. GST)

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Shipping from 16 February 2026

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Units	Per unit
1 - 4	SGD255.98
5 - 9	SGD245.43
10 +	SGD240.65

*price indicative

RS Stock No.:: 178-724
Mfr. Part No.:: 2CCS573001R0024 S403M-C2
Manufacturer:: ABB

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	Product Type	Miniature Circuit Breaker
	Number of Poles	3
	Current Rating	2 A
	Tripping Characteristics	Type K, Type D, Type C, Type B
	Rated AC Voltage	400 V
	Rated DC Voltage	250 V
	Mount Type	DIN Rail
	Range	SmiSSline
	Series	S400M
	Width	54 mm
	Standards/Approvals	EN 60898-1, IEC/EN 60947-2
	Depth	75mm
	Reset Actuator Type	Toggle Switch

	Select all
	Brand ABB
	Product Type Miniature Circuit Breaker
	Number of Poles 3
	Current Rating 2 A
	Tripping Characteristics Type K, Type D, Type C, Type B
	Rated AC Voltage 400 V
	Rated DC Voltage 250 V
	Mount Type DIN Rail
	Range SmiSSline
	Series S400M
	Width 54 mm
	Standards/Approvals EN 60898-1, IEC/EN 60947-2
	Depth 75mm
	Reset Actuator Type Toggle Switch

COO (Country of Origin):: CH

ABB S400M Series MCB, 3 Poles, 2A Current Rating - S403M-C2

This miniature circuit breaker is designed for commercial and industrial applications. With a compact size of 54mm width, 91mm length, and 75mm depth, the device is mounted on a DIN rail. With its unique delayed thermal and electromechanical tripping mechanisms, this circuit breaker provides dual-layer protection against both overloads and short circuits. It provides overload protection and short-circuit safeguarding, ensuring operation in various electrical systems.

Features & Benefits

• Current limiting with Type C MCB ensures timely circuit protection

• High breaking capacity of 10kA for circuit safety

• Features screw terminal contacts for secure electrical connections

Applications

• Suitable for critical power applications

• Provides protection in high-load environments

• Used for protecting motors and other heavy machinery

Is it compliant with international standards?

Yes, it meets IEC/EN 60898-1 and IEC/EN 60947-2 standards.