# Simet STB 300 SIMBLOCK Screw Terminal Block for Al/Cu Conductors, Blue

**URL:** https://aio.lv/en/product--simet-81301003--12465410
**Data updated:** 2026-05-18 09:33 (EEST)
**Category:** Power Sockets
**Manufacturer:** Simet
**Manufacturer code:** 81301003
**EAN:** 5907813232848
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 48.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 40.49 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--simet-81301003--12465410

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

The Simet STB 300 SIMBLOCK is a professional screw-type terminal block designed for secure electrical connections of both aluminum and copper conductors. This blue terminal block ensures reliable conductivity and mechanical stability in electrical distribution systems. It is an essential component for industrial and residential electrical installations, providing a robust solution for wire termination and circuit management.

## Long description

The Simet STB 300 SIMBLOCK is a professional screw-type terminal block engineered for the secure connection of both aluminum and copper conductors. Designed for use in electrical distribution systems, this blue terminal block provides excellent mechanical stability and reliable electrical conductivity. It serves as a fundamental component for managing wire terminations in various industrial and residential electrical setups, ensuring a robust and organized circuit management process.
Advantages
This terminal block offers superior versatility by supporting both aluminum and copper wiring, which simplifies inventory management and installation processes. The screw-type mechanism ensures a high-pressure, low-resistance connection that maintains integrity over time, even under varying thermal conditions. Its durable construction provides long-term mechanical stability, reducing the risk of loose connections and potential electrical faults in distribution boards.
Suitable for
Industrial electrical distribution systems
Residential electrical panel installations
Connecting aluminum and copper conductors
Wire termination in control cabinets
This terminal block may not be suitable for high-vibration environments where spring-loaded connectors might be preferred, or for applications requiring specialized hazardous area certifications not covered by standard terminal block ratings. It is also not intended for use with conductors exceeding the specified cross-sectional capacity.
Key specifications
Type: Screw terminal block
Compatibility: Aluminum and copper conductors
Color: Blue
Application: Electrical distribution
To use the Simet STB 300, first ensure the power supply is disconnected. Strip the insulation from the conductor to the required length, insert the wire into the terminal opening, and tighten the screw to the manufacturer's recommended torque. Verify that the connection is secure by gently pulling on the wire before energizing the circuit.
What to consider before purchase
Ensure the conductor cross-section matches the terminal capacity
Verify compatibility with your specific electrical panel or rail system
Confirm the required quantity for your installation project
For optimal performance and safety, always use a calibrated torque screwdriver to tighten the terminal screws and ensure that all aluminum conductors are treated with appropriate contact grease if required by local electrical regulations.

## FAQ

### How much does the Simet STB 300 SIMBLOCK Screw Terminal Block cost, and is it available for purchase?

The price is 48.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 14 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 02.07.2026 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/12465410/68766938_large.webp