# Simet STB 50-3 SIMBLOCK Screw Terminal Block for Al/Cu Conductors, Brown

**URL:** https://aio.lv/en/product--simet-81003015--12451126
**Data updated:** 2026-05-18 02:55 (EEST)
**Category:** Power Sockets
**Manufacturer:** Simet
**Manufacturer code:** 81003015
**EAN:** 5907813233807
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 21.48 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--simet-81003015--12451126

## 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 Simet STB 50-3 SIMBLOCK is a professional screw-type terminal block designed for secure electrical connections of aluminum and copper conductors. This brown terminal block ensures reliable conductivity and mechanical stability in electrical installations. It is suitable for industrial and commercial wiring applications, providing a robust solution for power distribution and circuit management.

## Long description

The Simet STB 50-3 SIMBLOCK is a professional screw-type terminal block engineered for the secure and reliable connection of both aluminum and copper conductors. Designed for demanding electrical environments, this brown terminal block provides excellent conductivity and mechanical strength, ensuring that power distribution systems remain stable and safe over long periods of operation. Its robust construction makes it an essential component for professional electrical installations where high-quality contact is required.
Advantages
The primary advantage of this terminal block is its versatility in handling different conductor materials, specifically aluminum and copper, without compromising connection integrity. The screw-type mechanism provides high clamping force, which is critical for maintaining low contact resistance and preventing overheating in power circuits. Its compact yet durable design allows for efficient use of space within electrical enclosures while offering high mechanical stability under various operating conditions.
Suitable for
Industrial power distribution systems
Commercial building electrical wiring
Circuit management in control panels
Connecting aluminum and copper power cables
When it may not be suitable
This terminal block is not intended for use with flexible conductors that require ferrules unless specifically rated for such applications. It is also not suitable for environments where extreme corrosive substances are present without additional protective housing.
Key specifications
Conductor compatibility: Aluminum and Copper
Connection type: Screw terminal
Color: Brown
Application: Power distribution and circuit management
How to use
To use the Simet STB 50-3, ensure the power supply is disconnected before starting any installation work. Strip the insulation from the conductor to the appropriate length as required by the terminal design. Insert the conductor into the terminal opening and tighten the screw firmly using a calibrated screwdriver to achieve the recommended torque. Verify that the connection is secure by gently pulling on the wire before closing the enclosure.
What to consider before purchase
Verify the cross-section of your conductors matches the terminal capacity
Ensure the terminal is compatible with the specific type of aluminum or copper wire used
Check local electrical regulations regarding the use of aluminum conductors in your specific installation
Usage recommendations
Always use a torque-limiting screwdriver to ensure the connection meets the manufacturer's specifications, preventing damage to the terminal or the conductor.

## FAQ

### How much does the Simet STB 50-3 SIMBLOCK Screw Terminal Block cost, and is it available for purchase?

The price is 25.99 € (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 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 Simet 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 Simet 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/12451126/68753851_large.webp