Siemens Position switch Metal enclosure 40 mm 1 NO/1 NC adjustable, Metal lever Part number 3SE5112-0CH01

Product Overview

The Siemens 3SE5112-0CH01 is a mechanical position switch from the SIRIUS 3SE5 series, housed in a metal enclosure measuring 40 mm (per EN 50041). It features one normally-open and one normally-closed quick-action contact, a rotary actuator adjustable left and/or right, and a metal lever of 27 mm length with a 19 mm plastic roller — designed for high-reliability position detection and safety applications.

Key Features

• Metal enclosure, 40 mm, complying with EN 50041 panel-mount standard
• Rotary actuator, adjustable to left or right orientation
• Metal lever (27 mm) plus plastic roller (19 mm) for robust actuation
• Contact configuration: 1 NO + 1 NC quick-action contacts
• Rated insulation voltage: 400 V; surge voltage resistance: 6 kV
• Protection class: IP66 / IP67 (when properly installed)
• Mechanical service life: approx. 15,000,000 operations; electrical endurance: about 100,000 operations (AC-15 at 230 V)

Technical Specifications

• Article Number: 3SE5112-0CH01
• Series: SIRIUS 3SE5
• Actuator Type: Rotary, left/right adjustable
• Lever Dimensions: Metal lever length 27 mm; plastic roller 19 mm
• Contact Configuration: 1 NO + 1 NC
• Rated Insulation Voltage (Ui): 400 V
• Thermal Current (Ith): 10 A
• Mechanical Service Life: approx. 15,000,000 operations
• Electrical Endurance (AC-15, 230 V): approx. 100,000 operations
• Protection Rating: IP66 / IP67
• Installation Width: 40 mm housing
• Ambient Operating Temperature: –25 °C to +85 °C

Compliance & Certifications

• Positive-opening NC contact suitability for safety-relevant switching tasks
• Manufactured to Siemens SIRIUS industrial position-switch standards

Applications

This device is ideal for industrial automation systems, machine tools, conveyor installations, and safety guard-switching scenarios where reliable position detection and mounting in a compact 40 mm panel cut-out are required. Its robust metal housing and high protection rating make it suitable for demanding environments.