Siemens IP69K, IP66, IP67 Key Switch, 2 x 1 NC, 10 A 2-Way Flat-Key

RS Stock No.:: 153-196
Mfr. Part No.:: 3SU1100-4BF21-3TA0
Brand:: Siemens

Siemens IP69K, IP66, IP67 Key Switch, 2 x 1 NC, 10 A 2-Way Flat-Key

Subtotal (1 unit)*

£39.51

(exc. VAT)

£47.41

(inc. VAT)

FREE delivery for orders over £50.00

Stocked by manufacturer

Ready to ship from 20 April 2026

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

Units	Per unit
1 +	£39.51

*price indicative

Discover our Siemens SIRIUS products. Command, Control, Monitor and start your motors the Hybrid way.

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RS Stock No.:: 153-196
Mfr. Part No.:: 3SU1100-4BF21-3TA0
Brand:: Siemens

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Siemens
	Product Type	Key Switch
	Number of Positions	2
	Switch Operation	Latching
	Contact Configuration	2 x 1 NC
	Housing Material	Plastic
	Switch Contact Current	10 A
	IP Rating	IP69K, IP66, IP67
	Key Type	Flat
	Terminal Type	Spring Terminal
	Bezel Shape	Round
	Contact AC Voltage	500V ac
	Contact DC Voltage	500V dc
	Switch Configuration	2 Position
	Standards/Approvals	IEC 60721, IEC 81346-2, EN 61373, IEC 60068-2-6, IEC 60068-2-27, RoHS
	Key Index Angle	90°
	Contact Material	Silver Alloy
	Mechanical Life	1000000Cycles
	Maximum Operating Temperature	70°C
	Minimum Operating Temperature	-25°C
	Series	SIRIUS ACT

	Select all
	Brand Siemens
	Product Type Key Switch
	Number of Positions 2
	Switch Operation Latching
	Contact Configuration 2 x 1 NC
	Housing Material Plastic
	Switch Contact Current 10 A
	IP Rating IP69K, IP66, IP67
	Key Type Flat
	Terminal Type Spring Terminal
	Bezel Shape Round
	Contact AC Voltage 500V ac
	Contact DC Voltage 500V dc
	Switch Configuration 2 Position
	Standards/Approvals IEC 60721, IEC 81346-2, EN 61373, IEC 60068-2-6, IEC 60068-2-27, RoHS
	Key Index Angle 90°
	Contact Material Silver Alloy
	Mechanical Life 1000000Cycles
	Maximum Operating Temperature 70°C
	Minimum Operating Temperature -25°C
	Series SIRIUS ACT

COO (Country of Origin):: DE

The Siemens key-operated switch is an essential component for diverse industrial applications, designed with durability and efficiency in mind. Featuring a round, plastic enclosure, it operates seamlessly between two positions with a latching mechanism and offers high reliability in demanding environments. With its robust construction and ergonomic design, this switch is suitable for various control systems where secure operation is paramount. The innovative spring-type terminal connection not only enhances ease of installation but also ensures stable electrical performance. Whether configured for complex machinery or straightforward operating tasks, it provides a dependable solution for enhanced operational safety and control.

Key-operated mechanism enhances ease of use securely

Robust round enclosure withstands harsh conditions durability

Versatile application with both AC and DC voltages

Positive opening function prevents unintentional activation safely

High protection ratings suitable for outdoor installations

Siemens IP69K, IP66, IP67 Key Switch, 2 x 1 NC, 10 A 2-Way Flat-Key

FREE delivery for orders over £50.00

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