Siemens SENTRON 5SY4 Miniature Circuit Breaker, 2-Pole, 2 A, Type D, 440 V AC, 60 V DC, 10 kA Breaking Capacity

RS Stock No.:: 772-1287
Mfr. Part No.:: 5SY4202-8
Manufacturer:: Siemens

Siemens SENTRON 5SY4 Miniature Circuit Breaker, 2-Pole, 2 A, Type D, 440 V AC, 60 V DC, 10 kA Breaking Capacity

Subtotal (1 unit)*

HK$869.50

FREE delivery for orders over HK$250.00

In Stock

6 unit(s) ready to ship from another location
Plus 12 unit(s) shipping from 11 February 2026

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Units	Per unit
1 +	HK$869.50

*price indicative

RS Stock No.:: 772-1287
Mfr. Part No.:: 5SY4202-8
Manufacturer:: Siemens

Specifications

Product overview and Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Siemens
	Product Type	Miniature Circuit Breaker
	Number of Poles	2
	Current Rating	2 A
	Tripping Characteristics	Type D
	Rated AC Voltage	440 V
	Rated DC Voltage	60 V
	Breaking Capacity	10kA
	Mount Type	DIN Rail
	Range	SENTRON
	Series	5SY4
	Terminal Type	Combined Terminal
	IP Rating	IP20
	Standards/Approvals	IEC/EN 60898-1, IEC/EN 60947-2/UL1077
	Depth	76mm
	Width	36 mm
	Height	90mm
	Reset Actuator Type	Toggle Switch

	Select all
	Brand Siemens
	Product Type Miniature Circuit Breaker
	Number of Poles 2
	Current Rating 2 A
	Tripping Characteristics Type D
	Rated AC Voltage 440 V
	Rated DC Voltage 60 V
	Breaking Capacity 10kA
	Mount Type DIN Rail
	Range SENTRON
	Series 5SY4
	Terminal Type Combined Terminal
	IP Rating IP20
	Standards/Approvals IEC/EN 60898-1, IEC/EN 60947-2/UL1077
	Depth 76mm
	Width 36 mm
	Height 90mm
	Reset Actuator Type Toggle Switch

COO (Country of Origin):: DE

Siemens 5SY4 Series MCB, 90mm Length, DIN Rail Mount Mounting Style - 5SY4202-8

This miniature circuit breaker is essential for effective electrical management and protection, particularly in automation and electrical control systems where safety is crucial. Its Type D tripping characteristics make it suitable for diverse applications, ensuring vital circuit protection and durability.

Features & Benefits

• Compact design enables straightforward installation on a DIN rail

• 10kA breaking capacity provides reliable overcurrent protection

• Enhanced product longevity decreases the need for frequent replacements

• Mechanical service life rated for 10,000 cycles contributes to durability

• Halogen-free and silicon-free materials promote environmental safety

Applications

• Provides overload protection in industrial circuits

• Can be integrated into control panels for improved safety

• Ideal for automation systems that require efficient power management

• Used in switchgear assemblies to maintain circuit integrity

• Applicable in residential electrical installations for dependability

What type of voltage is this device compatible with?

It operates with an AC rated voltage of 440V, making it adaptable for various electrical systems.

Can it be used in different mounting positions?

Yes, this circuit breaker can be mounted in any position, providing flexibility in installation.

What is the maximum operational current at elevated temperatures?

At 60°C, the maximum operational current is rated at 1.7A, ensuring reliability under high-temperature conditions.

How does the design facilitate easy installation?

The quick assembly system allows for simple installation on standard DIN rails, enhancing usability.

What conductor cross-sections can it accommodate?

It supports solid and stranded conductors from 0.75mm² to 35mm², ensuring compatibility across various applications.