MPN

Siemens SENTRON 5SY4 Miniature Circuit Breaker, 4-Pole, 20 A, Type B, 400 V ac AC, 10 kA Breaking Capacity

RS Stock No.:: 124-3147
Mfr. Part No.:: 5SY4420-6
Manufacturer:: Siemens

Siemens SENTRON 5SY4 Miniature Circuit Breaker, 4-Pole, 20 A, Type B, 400 V ac AC, 10 kA Breaking Capacity

Subtotal (1 unit)*

€154.58

(exc. VAT)

€190.13

(inc. VAT)

In Stock

Plus 2 unit(s) shipping from 26 January 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	€154.58

*price indicative

RS Stock No.:: 124-3147
Mfr. Part No.:: 5SY4420-6
Manufacturer:: Siemens

Specifications

Technical data sheets

Legislation and Compliance

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Siemens
	Product Type	Miniature Circuit Breaker
	Number of Poles	4
	Current Rating	20 A
	Tripping Characteristics	Type B
	Rated AC Voltage	400 V ac
	Breaking Capacity	10kA
	Range	SENTRON
	Series	5SY4
	Terminal Type	Combined Terminal
	IP Rating	IP20
	Width	76 mm
	Depth	90mm
	Height	90mm
	Standards/Approvals	UL 1077, IEC 60947-2, EN 60898, EN 60204-1, DIN/VDE, CSA C22.2 No.235
	Reset Actuator Type	Toggle Switch

	Select all
	Brand Siemens
	Product Type Miniature Circuit Breaker
	Number of Poles 4
	Current Rating 20 A
	Tripping Characteristics Type B
	Rated AC Voltage 400 V ac
	Breaking Capacity 10kA
	Range SENTRON
	Series 5SY4
	Terminal Type Combined Terminal
	IP Rating IP20
	Width 76 mm
	Depth 90mm
	Height 90mm
	Standards/Approvals UL 1077, IEC 60947-2, EN 60898, EN 60204-1, DIN/VDE, CSA C22.2 No.235
	Reset Actuator Type Toggle Switch

COO (Country of Origin):: DE

Siemens SENTRON 5SY4 Miniature Circuit Breaker, 4-Pole, 20 A, Type B, 400 V ac AC, 10 kA Breaking Capacity

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