# ONKA Elektrik MTK Universal Screw Grounding Terminal Block 10mm2 Yellow-Green

**URL:** https://aio.lv/en/product--onka-elektrik-t0-1294-1010221--12453316
**Data updated:** 2026-05-18 02:52 (EEST)
**Category:** Power Sockets
**Manufacturer:** ONKA Elektrik
**Manufacturer code:** T0-1294-1010221
**EAN:** 5900103207588
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 6.99 €
**Prices and availability valid until:** 2026-08-17 23:59
**Price without VAT (21%):** 5.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--onka-elektrik-t0-1294-1010221--12453316

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.08.2026 | free |
| Pickup points | 06.08.2026 | 1.79 EUR |
| Courier delivery to door | 06.08.2026 | 4.99 EUR |

## Summary description

The ONKA Elektrik MTK universal screw terminal block is designed for secure grounding connections in electrical installations. Featuring a 10mm2 capacity and a distinct yellow-green color, this terminal ensures reliable conductivity and easy identification. It is ideal for industrial and residential electrical panels, providing a robust screw-clamp mechanism for stable wire termination and long-term operational safety.

## Long description

The ONKA Elektrik MTK universal screw grounding terminal block is a high-quality component engineered for secure and reliable grounding connections in various electrical systems. Designed with a 10mm2 wire capacity, this terminal block provides excellent conductivity and mechanical stability, ensuring that electrical circuits are properly protected. Its distinct yellow-green color coding adheres to international safety standards, allowing for quick and easy identification within complex electrical panels and distribution boards.
Advantages
This terminal block features a robust screw-clamp mechanism that ensures a firm grip on conductors, minimizing the risk of loose connections and potential electrical faults. The high-grade materials used in its construction offer superior durability and resistance to environmental stress, making it suitable for long-term use in demanding industrial environments. Its compact design allows for efficient space utilization in control cabinets, while the standardized mounting interface ensures compatibility with common DIN rail systems, simplifying the installation process for professionals.
Suitable for
Industrial electrical control panels
Residential distribution boards
Grounding systems in commercial buildings
Automation and machinery wiring
When it may not be suitable
This terminal block is specifically designed for grounding applications and should not be used for phase or neutral power distribution where insulation requirements differ. It is also not intended for use in environments with extreme corrosive agents or high-vibration conditions that exceed standard industrial specifications without additional protective enclosures.
Key specifications
Wire capacity: 10mm2
Connection type: Screw-clamp
Color: Yellow-Green
Mounting: DIN rail compatible
Application: Grounding
How to use
To install the terminal block, snap it securely onto a standard DIN rail. Strip the insulation from your grounding wire to the appropriate length and insert the conductor into the terminal opening. Tighten the screw using a compatible screwdriver until the wire is firmly clamped. Ensure that the connection is mechanically secure and that there is no exposed copper outside the terminal housing before energizing the system.
What to consider before purchase
Verify that your wire gauge is compatible with the 10mm2 capacity
Ensure the mounting rail type matches the terminal block design
Check local electrical regulations regarding grounding color codes
Usage recommendations
Always use a calibrated torque screwdriver to ensure the screw-clamp is tightened to the manufacturer's recommended specifications to prevent damage to the conductor or the terminal block itself.

## FAQ

### How much does the ONKA Elektrik MTK 10mm2 Grounding Terminal Block cost, and is it available for purchase?

The price is 6.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 92 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 03.08.2026 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 ONKA Elektrik 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 ONKA Elektrik 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/12453316/68755866_large.webp