# Promet W0-Ł EF22GX-AU Normally Open Contact Block

**URL:** https://aio.lv/en/product--promet-w0-l-ef22gx-au--12451412
**Data updated:** 2026-05-18 02:39 (EEST)
**Category:** Printer & Copier Parts
**Manufacturer:** Promet
**Manufacturer code:** W0-Ł EF22GX-AU
**EAN:** 5900103198862
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Promet W0-Ł EF22GX-AU is a normally open (NO) contact block designed for industrial control systems. This electrical component ensures reliable switching performance in various automation applications. It is engineered for seamless integration with compatible control devices, providing a stable electrical connection for signaling and control circuits in professional electrical installations.

## Long description

The Promet W0-Ł EF22GX-AU is a high-quality normally open (NO) contact block engineered for integration into industrial control systems. This electrical component is designed to provide reliable switching performance, ensuring consistent operation within automation and signaling circuits. Built for professional electrical installations, it facilitates stable connectivity and is compatible with a range of control devices, making it an essential element for maintaining efficient control panel functionality.
Advantages
This contact block offers exceptional durability and precision in electrical switching operations. Its robust construction ensures long-term reliability even in demanding industrial environments. The design focuses on seamless integration, allowing for quick and secure installation into existing control systems. By providing a stable normally open connection, it helps maintain the integrity of control signals and contributes to the overall efficiency of automated processes.
Suitable for
Industrial automation control panels
Signaling and monitoring circuits
Electrical switchgear assemblies
Machine control systems
When it may not be suitable
This component is specifically designed for normally open (NO) switching applications and will not function as a normally closed (NC) contact. It is intended for professional industrial use and may not be compatible with consumer-grade electronics or low-voltage hobbyist circuits that require different mounting standards or electrical ratings.
Key specifications
Contact type: Normally Open (NO)
Application: Industrial control systems
Compatibility: Standard control devices
Function: Electrical switching for signaling and control
How to use
To install the Promet W0-Ł EF22GX-AU, ensure that the power supply to the control panel is completely disconnected to prevent electrical hazards. Align the contact block with the compatible mounting interface on your control device and secure it firmly according to the manufacturer's installation guidelines. Once mounted, connect the necessary wiring to the terminals, ensuring all connections are tight and properly insulated. After installation, perform a continuity test to verify that the contact closes correctly when the actuator is engaged.
What to consider before purchase
Verify compatibility with your existing control device series
Ensure the normally open (NO) configuration meets your circuit requirements
Check the physical space available in your control cabinet
Confirm that the electrical load is within the specified operating limits
Usage recommendations
Regularly inspect the contact block for signs of wear or loose connections during routine maintenance of your control system. Ensure that the operating environment remains free from excessive dust or moisture to maintain optimal electrical performance.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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

https://aio.lv/img/cache/product/12451412/68754107_large.webp