RS Better World

Siemens SIRIUS ACT 3SU10 2-position Key Switch Head, Latching, 22 mm Cutout

RS Stock No.:: 193-3543
Distrelec Article No.:: 304-22-076
Mfr. Part No.:: 3SU1050-4FF01-0AA0
Manufacturer:: Siemens

Siemens SIRIUS ACT 3SU10 2-position Key Switch Head, Latching, 22 mm Cutout

Subtotal (1 unit)*

PHP7,374.94

(exc. VAT)

PHP8,259.93

(inc. VAT)

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Ready to ship from August 26, 2026

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Units	Per Unit
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RS Stock No.:: 193-3543
Distrelec Article No.:: 304-22-076
Mfr. Part No.:: 3SU1050-4FF01-0AA0
Manufacturer:: Siemens

Specifications

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	Key Switch Head
	Series	SIRIUS ACT 3SU10
	Cutout Diameter	22mm
	Number of Positions	2
	Key Type	73037
	Switch Operation	Latching
	IP Rating	IP66, IP67, IP69K
	Angle of Throw	90 °
	Number of Keys	2
	Standards/Approvals	UL, CE, RoHS, CSA
	Hazardous Area Certification	No
	Mechanical Life	300000Cycles
	Better World Product	Yes
	Better World Claim	Extended Product Life, Low Carbon Manufacture

	Select all
	Brand Siemens
	Product Type Key Switch Head
	Series SIRIUS ACT 3SU10
	Cutout Diameter 22mm
	Number of Positions 2
	Key Type 73037
	Switch Operation Latching
	IP Rating IP66, IP67, IP69K
	Angle of Throw 90 °
	Number of Keys 2
	Standards/Approvals UL, CE, RoHS, CSA
	Hazardous Area Certification No
	Mechanical Life 300000Cycles
	Better World Product Yes
	Better World Claim Extended Product Life, Low Carbon Manufacture

COO (Country of Origin):: CZ

Siemens Key Switch Head, 90° Angle of Throw, 2 Keys - 3SU1050-4FF01-0AA0

This key switch head is a crucial element for various industrial applications. Featuring a cutout diameter of 22mm and a robust metal construction, it allows for dependable operation. The key actuation mechanism provides two distinct switch positions, which enhances control systems in automation and electrical environments.

Features & Benefits

• High protection class IP66 ensuring resistance to dust and water

• Mechanical life of 300,000 cycles for durability

• Operating temperature range of -25 to +70°C for adaptable environments

• Latching mechanism minimises accidental switch activation

• Two-position design facilitates easy operational control

• Key withdrawal in the off position for added security

Applications

• Used in control panels for automation systems

• Suitable for harsh environments needing sturdy components

• Implemented in machinery that requires secure key-operated controls

Can it operate in extreme temperatures?

Yes, it functions within -25°C to +70°C.

Will it provide adequate protection against water?

Yes, it has an IP66 rating for water resistance.

Is it suitable for direct installation in panels?

Yes, it fits a standard 22mm cutout for straightforward mounting.

Can the key be removed in the off position?

Yes, the design allows key removal in the off state.