MPN

Eaton M22 2-position Key Switch, Spring Return, 22.5mm Cutout

RS Stock No.:: 272-7250
Mfr. Part No.:: 111792 M22-WS-MS5
Brand:: Eaton

Eaton M22 2-position Key Switch, Spring Return, 22.5mm Cutout

Subtotal (1 unit)*

£68.94

(exc. VAT)

£82.73

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

2 unit(s) ready to ship from another location
Plus 14 unit(s) shipping from 06 October 2025

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Units	Per unit
1 +	£68.94

*price indicative

RS Stock No.:: 272-7250
Mfr. Part No.:: 111792 M22-WS-MS5
Brand:: Eaton

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Eaton
	Series	M22
	Cutout Diameter	22.5mm
	Number of Positions	2
	Key Type	MS5
	Switch Actuation	Spring Return
	Case Colour	Black
	IP Rating	IP66
	Angle of Throw	40°
	Illuminated	No
	Number of Keys	1
	Maximum Operating Temperature	+70°C
	Mechanical Life	100000Operations
	Minimum Operating Temperature	-25°C

	Select all
	Brand Eaton
	Series M22
	Cutout Diameter 22.5mm
	Number of Positions 2
	Key Type MS5
	Switch Actuation Spring Return
	Case Colour Black
	IP Rating IP66
	Angle of Throw 40°
	Illuminated No
	Number of Keys 1
	Maximum Operating Temperature +70°C
	Mechanical Life 100000Operations
	Minimum Operating Temperature -25°C

Eaton M22 Series Key Switch, 2 Positions, IP66 - 111792 M22-WS-MS5

This key switch is a robust key-operated actuator designed for reliable use in automation applications. Featuring a cutout diameter of 22.5mm, it operates in two positions and utilises the MS5 key type. With an operating temperature range of -25°C to +70°C and a durable black casing, this switch is built to withstand harsh environments.

Features & Benefits

• Key withdrawable in position 0 enhancing control
• IP66 rated protection ensures resistance to dust and water
• Spring return mechanism provides reliable functionality
• Supports a mechanical lifespan of 100,000 operations
• Built for high temperatures with a maximum of +70°C
• Supplied with one key for immediate use

Applications

• Used in industrial control systems to enhance security
• Ideal for harsh environments with moisture and dust exposure
• Applied in machinery where momentary actuation is needed
• Suitable for automation systems requiring durable components

What is the significance of the IP66 rating in controlling equipment?

The IP66 rating ensures that the equipment is protected against dust ingress and powerful water jets, making it suitable for outdoor and industrial applications where exposure to the elements is a concern.

How does the spring return mechanism work in this actuator?

The spring return function automates the return of the key switch to its original position after being released, ensuring it does not remain engaged inadvertently, which is crucial for safety in operational environments.

What other key types are compatible with this switch?

This specific switch configuration does not support master key systems, but it can be adapted with coding parts to customise key withdrawal features catering to specific operational needs.

Can this key switch be used in a temperature-controlled environment?

Yes, the key switch operates efficiently between -25°C to +70°C, making it suitable for various temperature-controlled settings, including those found in industrial processes.

Note

Eaton formerly known as Moeller

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