# Promet L52K23HUM111 Cable-Operated Safety Switch in Metal Housing 1NC+1NO

**URL:** https://aio.lv/en/product--promet-t0-l52k23hum111--12445445
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Promet
**Manufacturer code:** T0-L52K23HUM111
**EAN:** 5900103194635
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 32.49 €
**Prices and availability valid until:** 2026-08-09 23:59
**Price without VAT (21%):** 26.85 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--promet-t0-l52k23hum111--12445445

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.07.2026 | free |
| Pickup points | 03.08.2026 | 1.89 EUR |
| Courier delivery to door | 03.08.2026 | 4.99 EUR |

## Summary description

The Promet L52K23HUM111 is a robust cable-operated safety switch housed in a durable metal enclosure. Featuring a 1NC+1NO contact configuration, this device is designed for emergency stop applications on machinery and conveyor systems. It provides reliable operation in industrial environments, ensuring safety by allowing the machine to be stopped from any point along the installed cable length.

## Long description

The Promet L52K23HUM111 is a high-performance cable-operated safety switch engineered for critical emergency stop functions in industrial settings. Encased in a rugged metal housing, this device is built to withstand demanding operational conditions while providing consistent reliability. It features a 1NC+1NO contact configuration, allowing for seamless integration into safety circuits to monitor and control machinery effectively.
Advantages
The primary benefit of this safety switch is its ability to initiate an emergency stop from any point along the length of the installed cable, offering superior coverage compared to traditional push-button stops. The robust metal enclosure ensures excellent protection against mechanical impacts and environmental stressors, making it suitable for long-term use in harsh factory environments. Its precise contact configuration supports versatile wiring options, ensuring compatibility with a wide range of industrial safety control systems.
Suitable for
Emergency stop systems on conveyor belts
Safety monitoring for large industrial machinery
Production lines requiring accessible stop points
Material handling equipment
This switch may not be suitable for applications where the cable path is obstructed or where the environment involves extreme corrosive agents that could degrade the metal housing over time. It is also not intended for use in explosive atmospheres unless specifically rated for such conditions.
Key specifications
Contact configuration: 1NC+1NO
Housing material: Durable metal
Operation type: Cable-operated
Application: Emergency stop
To install the switch, securely mount the metal housing to a stable surface and route the safety cable along the desired machine perimeter using appropriate tensioning hardware. Connect the electrical terminals according to the wiring diagram provided in the technical manual, ensuring that the 1NC and 1NO contacts are correctly integrated into your safety relay or control circuit. Once installed, perform a functional test by pulling the cable at various points to verify that the switch triggers the emergency stop sequence as expected.
What to consider before purchase
Ensure the cable length matches the requirements of your machine layout
Verify the compatibility of the 1NC+1NO contact configuration with your existing safety controller
Check the mounting dimensions to ensure a proper fit on your equipment
Regularly inspect the cable tension and the integrity of the metal housing to ensure the switch remains fully operational. Periodically test the emergency stop function to confirm that the safety circuit responds correctly to cable activation.

## FAQ

### How much does the Promet L52K23HUM111 Cable-Operated Safety Switch cost, and is it available for purchase?

The price is 32.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 29.07.2026 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. All transactions are 100% secure and encrypted.

### 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 Promet 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 Promet 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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