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

**URL:** https://aio.lv/en/product--simet-81003005--12466151
**Data updated:** 2026-05-18 09:34 (EEST)
**Category:** Power Sockets
**Manufacturer:** Simet
**Manufacturer code:** 81003005
**EAN:** 5907813233197
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 27.49 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 22.72 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--simet-81003005--12466151

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Simet STB 50-3 SIMBLOCK is a professional screw-type rail terminal block designed for reliable connection of aluminum and copper conductors. This green terminal block ensures secure electrical contact and is suitable for industrial and residential electrical installations. Its robust construction provides durability and efficient performance in various wiring applications.

## Long description

The Simet STB 50-3 SIMBLOCK is a professional screw-type rail terminal block engineered for the secure and reliable connection of both aluminum and copper conductors. Designed for versatility and safety, this green terminal block is an essential component for maintaining stable electrical circuits in diverse environments. Its robust construction ensures long-term durability and consistent performance, making it a dependable choice for electrical professionals and DIY enthusiasts alike.
Advantages
This terminal block offers exceptional versatility by supporting both aluminum and copper wiring, which simplifies inventory management and installation processes. The screw-type mechanism provides a high-pressure contact point that minimizes resistance and prevents overheating, ensuring a safe and efficient electrical connection. Its compact design allows for efficient use of space within electrical enclosures, while the durable housing material provides excellent insulation and mechanical protection against environmental factors.
Suitable for
Industrial electrical control panels
Residential distribution boards
Commercial wiring installations
Connecting aluminum and copper power cables
When it may not be suitable
This terminal block is not intended for use in environments with extreme vibration or high-temperature conditions that exceed the manufacturer's specified thermal ratings. It is also not suitable for applications requiring specialized connectors for fine-stranded control wires without proper ferrules.
Key specifications
Conductor compatibility: Aluminum and Copper
Mounting type: DIN rail
Connection method: Screw terminal
Color: Green
How to use
To install the Simet STB 50-3, first ensure that the power supply is disconnected. Mount the terminal block onto a standard DIN rail until it clicks into place. Strip the insulation from your conductor to the appropriate length, insert the wire into the terminal opening, and tighten the screw firmly to ensure a secure connection. Verify that the wire is held tightly and cannot be pulled out before restoring power to the circuit.
What to consider before purchase
Verify the cross-section of your conductors matches the terminal capacity
Ensure the DIN rail size is compatible with the block mounting system
Check local electrical regulations regarding the use of aluminum conductors
Usage recommendations
Always use a calibrated torque screwdriver when tightening the terminal screws to ensure the connection meets the manufacturer's torque specifications, preventing damage to the conductor or the terminal block itself.

## FAQ

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

The price is 27.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 13 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 14.07.2026 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/12466151/68768211_large.webp