# Siemens 3SE5112-0CH02 Position Switch, 40mm, Metal Enclosure, Roller Plunger

**URL:** https://aio.lv/en/product--siemens-3se51120ch02--1840537
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Siemens
**Manufacturer code:** 3SE51120CH02
**EAN:** 4011209692237
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 160.99 €
**Prices and availability valid until:** 2026-08-12 23:59
**Price without VAT (21%):** 133.05 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3se51120ch02--1840537

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.07.2026 | free |
| Courier delivery to door | 04.08.2026 | 53.99 EUR |

## Summary description

The Siemens 3SE5112-0CH02 is a robust 40mm position switch designed for industrial automation and safety applications. Featuring a durable metal enclosure and a precision roller plunger actuator, this switch ensures reliable mechanical position sensing. It is ideal for monitoring the movement of machine parts, conveyor systems, and automated equipment, providing high operational reliability in demanding industrial environments.

## Long description

The Siemens 3SE5112-0CH02 is a high-performance position switch engineered for precise mechanical sensing in industrial automation environments. Housed in a robust 40mm metal enclosure, this device is built to withstand harsh operating conditions while maintaining consistent switching accuracy. It utilizes a reliable roller plunger actuator, making it an essential component for monitoring the physical position of machine components and automated systems.
Advantages
This position switch offers exceptional durability due to its high-quality metal housing, which provides superior protection against mechanical impact and environmental stressors. The precision-engineered roller plunger ensures smooth operation and long-term reliability, even in high-frequency switching applications. Its compact 40mm design allows for flexible installation in space-constrained industrial setups, while the standardized interface ensures seamless integration into existing control systems.
Suitable for
Monitoring the position of machine parts
Conveyor belt systems
Automated production lines
Safety interlocking applications
When it may not be suitable
This switch is designed for industrial mechanical sensing and may not be suitable for applications requiring non-contact detection, such as proximity sensing for non-metallic objects. It is also not intended for use in explosive atmospheres unless specifically rated for such environments.
Key specifications
Enclosure width: 40mm
Actuator type: Roller plunger
Housing material: Metal
Operational reliability: High-frequency switching capability
How to use
Installation should be performed by qualified personnel in accordance with local electrical safety standards. The switch should be mounted securely to a stable surface using the provided mounting points, ensuring the roller plunger is correctly aligned with the moving object to be detected. Once mounted, connect the electrical terminals according to the wiring diagram provided in the technical documentation. Verify the mechanical travel of the actuator to ensure it does not exceed the specified limits to prevent damage to the internal mechanism.
What to consider before purchase
Verify the physical dimensions of the mounting space
Ensure the actuator type matches your mechanical sensing requirements
Check compatibility with your existing control system voltage and current ratings
Usage recommendations
Regularly inspect the roller plunger for signs of wear and ensure the mounting hardware remains tight to maintain operational accuracy over the lifespan of the device.

## FAQ

### How much does the Siemens 3SE5112-0CH02 Position Switch cost, and is it available for purchase?

The price is 160.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 30.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Siemens 3SE5112-0CH02 Position Switch be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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