# Zamel STM-63-31 Modular Installation Contactor 63A 3NO+1NC 230V AC

**URL:** https://aio.lv/en/product--zamel-ext10000301--12458767
**Data updated:** 2026-05-18 09:28 (EEST)
**Category:** Power Sockets
**Manufacturer:** ZAMEL
**Manufacturer code:** EXT10000301
**EAN:** 5903669487425
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 46.27 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--zamel-ext10000301--12458767

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Zamel STM-63-31 is a modular installation contactor designed for reliable electrical circuit control. It features a 63A rated current, 230V AC coil voltage, and a 3NO+1NC contact configuration. Ideal for industrial and residential electrical distribution systems, this device ensures efficient switching of lighting, heating, and motor loads in modular DIN-rail installations.

## Long description

The Zamel STM-63-31 modular installation contactor is a robust electromechanical device engineered for the reliable switching of electrical circuits in various power distribution systems. Designed for mounting on standard DIN rails, this contactor provides a high-performance solution for managing electrical loads in both residential and industrial environments. With a rated current of 63A and a 230V AC coil voltage, it offers consistent operation for demanding applications requiring frequent switching cycles.
Advantages
This contactor stands out due to its modular design, which allows for seamless integration into existing electrical distribution boards alongside other DIN-rail mounted components. The device is built to handle significant electrical loads, ensuring durability and long-term reliability in continuous operation. Its configuration of three normally open and one normally closed contact provides versatile control options for complex circuit setups, while the high-quality construction minimizes noise and mechanical wear during operation.
Suitable for
Switching lighting circuits in large facilities
Controlling heating systems and electric boilers
Managing motor loads in industrial automation
General power distribution in residential and commercial buildings
When it may not be suitable
This device is not intended for use in environments with extreme moisture, high levels of dust, or corrosive gases, as these conditions can compromise the internal components. It is also not suitable for applications requiring DC switching or for systems where the control voltage differs from the specified 230V AC rating.
Key specifications
Rated current: 63A
Coil voltage: 230V AC
Contact configuration: 3NO + 1NC
Mounting type: DIN-rail
Application: Modular installation
How to use
The Zamel STM-63-31 should be installed by a qualified electrician in accordance with local electrical safety standards. The device is designed to be snapped onto a standard 35mm DIN rail within a distribution enclosure. Connect the control circuit wires to the coil terminals and the load circuit wires to the main power terminals, ensuring that all connections are tightened to the manufacturer's specified torque to prevent overheating. Once installed, the contactor will automatically engage or disengage the load based on the signal received by the coil.
What to consider before purchase
Verify that the 63A rated current is sufficient for your specific load requirements.
Ensure your control system provides a 230V AC signal.
Check the available space in your distribution board for modular DIN-rail components.
Confirm that the 3NO+1NC contact configuration meets your circuit logic needs.
Usage recommendations
Regularly inspect the terminal connections for tightness and ensure the device is kept free from dust accumulation to maintain optimal performance and safety.

## FAQ

### How much does the Zamel STM-63-31 Modular Installation Contactor 63A cost, and is it available for purchase?

The price is 55.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 06.07.2026 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 ZAMEL 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 ZAMEL 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/12458767/68760883_large.webp