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Siemens 3SE3120-1J Metal-Enclosed Position Switch

Siemens 3SE3120-1J Metal-Enclosed Position Switch with Roller Crank.

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ManufacturerSiemens

Part number3SE3120-1J

Actuator Type Roller Crank

Contact Configuration 1 NO + 1 NC

Contact Type Snap-Action

Enclosure Material Metal

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Metal Enclosure Snap-Action Contacts Repositionable Roller Crank High IP Rating 1 NO/1 NC Configuration Robust Construction

Product description

The Siemens 3SE3120-1J is a robust metal-enclosed position switch designed for industrial applications. It features snap-action contacts with a 1NO+1NC configuration and a repositionable roller crank actuator for flexible setup. This switch is built to withstand demanding environments and ensure reliable operation.

This position switch is ideal for use in various automation systems, machine guarding, and material handling equipment. Industries such as manufacturing, automotive, and packaging commonly utilize these switches for their durability and precise triggering capabilities.

Source your Siemens 3SE3120-1J position switches from Stanlo Automation, a veteran-owned distributor committed to quality and customer service. We offer competitive pricing and fast shipping on surplus industrial automation parts, ensuring your operations stay running smoothly.

Technical specifications

Actuator Type	Roller Crank
Contact Configuration	1 NO + 1 NC
Contact Type	Snap-Action
Enclosure Material	Metal
Mounting	Surface Mount
IP Rating	IP65
Voltage Rating	400V
Current Rating	10A

Common applications

Machine Tooling

Conveyor Systems

Assembly Lines

Material Handling

Gate and Door Monitoring

Industrial Automation

Compatible systems

General Industrial Control Panels PLC Systems Machine Safety Circuits

Also known as

Siemens 3SE3120-1J Actuator Switch Siemens Limit Switch 3SE3120-1J

Replaces / compatible with

This part is a standard Siemens position switch and is typically used as a direct replacement for other Siemens 3SE3 series switches with similar configurations.

Technical note

Expert tip

Ensure the roller crank actuator is properly adjusted to engage the switch mechanism reliably at the desired point of actuation.

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Frequently asked questions

What are the contact ratings for the Siemens 3SE3120-1J position switch?

The Siemens 3SE3120-1J position switch features snap-action contacts with a 1 NO + 1 NC configuration. It is rated for up to 400V and 10A, making it suitable for a wide range of industrial control applications.