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Siemens 3SU1050-4FF01-0AA0 O.M.R Red Key Switch

Siemens 3SU1050-4FF01-0AA0 22mm O.M.R. red key switch.

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ManufacturerSiemens

Part number3SU1050-4FF01-0AA0

Mounting 22 mm

Type Round

Material Metal

Finish Shiny

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22mm mounting O.M.R. key system Latching operation Metal construction Red housing 90° actuating angle Key removal in 'O' position

Product description

The Siemens 3SU1050-4FF01-0AA0 is an O.M.R. key-operated switch designed for 22mm mounting. This round, metal, shiny switch features a red housing, lock number 73037, and includes two keys. It provides two switch positions (O-I) with latching operation and an actuating angle of 90°. Key removal is permitted only in the 'O' (Off) position.

This red, key-operated switch is suitable for applications where a visual indicator of state or specific access control is needed. It's commonly used in industrial control panels and machinery.

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Technical specifications

Mounting	22 mm
Type	Round
Material	Metal
Finish	Shiny
Color	Red
Lock Number	73037
Keys	2
Switch Positions	2 (O-I)
Operation	Latching
Actuating Angle	90°
Key Removal	O

Common applications

Industrial control

Machine safety

Automation systems

Electrical panels

Visual status indication

Access control

Compatible systems

Siemens 3SU1 Series control units

Also known as

Siemens red key switch 3SU1050-4FF01 Siemens O.M.R. switch

Replaces / compatible with

Compatible with Siemens 3SU1 series control units and accessories.

Technical note

Expert tip

The Siemens 3SU1050-4FF01-0AA0 with its red indicator and key removal in the 'O' position is often used for emergency stop or main power disconnect functions requiring clear identification and lock-out.

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Frequently asked questions

What is the purpose of the red color and specific lock number on the Siemens 3SU1050-4FF01-0AA0?

The red color on the Siemens 3SU1050-4FF01-0AA0 can serve as a visual cue for specific functions or safety areas. Lock number 73037 denotes a particular keying arrangement for security and access control.