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Siemens 3SE5112-0CH03 Rotary Actuator Position Switch with Ball Bearing Roller

Siemens 3SE5112-0CH03 position switch with smooth ball bearing roller.

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ManufacturerSiemens

Part number3SE5112-0CH03

Enclosure Material Metal

Enclosure Size 40 mm

Standard EN 50041

Device Connection 1x (M20 x 1.5)

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Metal Enclosure EN 50041 Compliant Quick-Action Contacts Adjustable Rotary Actuator Ball Bearing Roller Low Friction Operation

Product description

The Siemens 3SE5112-0CH03 is a precision position switch housed in a robust 40 mm metal enclosure, compliant with EN 50041. It features a 1x (M20 x 1.5) device connection and 1 normally open (NO) / 1 normally closed (NC) quick-action contacts. This model is equipped with a right/left adjustable rotary actuator, a 27 mm metal lever, and a 19 mm roller with ball bearing for exceptionally smooth and low-friction actuation.

This switch is ideal for high-precision automation tasks, robotics, and machinery requiring sensitive and consistent detection of rotational or positional changes. The ball bearing roller minimizes friction and ensures smooth operation.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3SE5112-0CH03. Rely on us for high-quality automation components and efficient service.

Technical specifications

Enclosure Material	Metal
Enclosure Size	40 mm
Standard	EN 50041
Device Connection	1x (M20 x 1.5)
Contacts	1 NO/1 NC Quick-Action
Actuator	Rotary Actuator (Right/Left Adjustable)
Lever Material	Metal
Lever Length	27 mm
Roller Type	Ball Bearing Roller
Roller Diameter	19 mm

Common applications

High-Precision Automation

Robotics

Sensitive Machinery

Material Handling

Automated Assembly

Compatible systems

Designed for general industrial automation systems

Also known as

Siemens 3SE5 ball bearing switch 3SE5112-0CH03 smooth roller Siemens low friction actuator

Replaces / compatible with

This part is part of the Siemens 3SE5 series and is designed as a direct replacement or compatible component within that lineup.

Technical note

Expert tip

The ball bearing roller reduces wear and tear on both the switch and the actuating cam, making it ideal for applications with high cycle rates or where precise, low-force activation is needed.

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Frequently asked questions

What benefit does the ball bearing roller provide on the Siemens 3SE5112-0CH03 position switch?

The ball bearing roller on the Siemens 3SE5112-0CH03 significantly reduces friction, ensuring a smoother, more consistent actuation and potentially increasing the lifespan of the switch and the actuating mechanism.