# Eti-Polam STV D02 Calibration Insert 25A

**URL:** https://aio.lv/en/product--eti-polam-002243011--12466504
**Data updated:** 2026-05-18 09:41 (EEST)
**Category:** Power Sockets
**Manufacturer:** Eti-Polam
**Manufacturer code:** 002243011
**EAN:** 5904722906884
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eti-polam-002243011--12466504

## 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 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Eti-Polam STV D02 calibration insert is a high-quality electrical component designed for D02 fuse bases. Rated for 25A, this insert ensures precise fuse sizing and safety in low-voltage distribution systems. It is engineered for reliable performance in industrial and residential electrical installations, providing essential protection against overcurrent and short circuits.

## Long description

The Eti-Polam STV D02 calibration insert 25A is a precision-engineered electrical component designed to ensure the correct fuse size is used within D02 fuse bases. This device acts as a mechanical safeguard, preventing the installation of fuses with higher current ratings than the circuit is designed to handle. By ensuring that only the appropriate 25A fuse can be inserted, it provides a critical layer of safety for low-voltage electrical distribution systems in both residential and industrial environments.
Advantages
This calibration insert offers a robust solution for maintaining electrical safety standards by physically restricting the fuse base to a specific current rating. Its durable construction ensures long-term reliability and consistent performance under standard operating conditions. By preventing the accidental use of oversized fuses, it effectively mitigates the risk of fire and equipment damage caused by overcurrent or short-circuit events, thereby protecting the integrity of the entire electrical installation.
Suitable for
Residential electrical distribution boards
Industrial control panels and machinery
Low-voltage power supply systems
Protection of electrical circuits requiring a 25A limit
When it may not be suitable
This component is specifically designed for D02 fuse bases and is not compatible with other fuse standards or sizes. It should not be used in circuits requiring a current rating other than 25A, as attempting to force an incompatible fuse may damage the base or the insert itself.
Key specifications
Rated current: 25A
Compatibility: D02 fuse bases
Function: Mechanical fuse sizing protection
Application: Low-voltage electrical systems
How to use
To install the calibration insert, ensure the power supply to the fuse base is completely disconnected. Insert the calibration piece into the center of the D02 fuse base until it is securely seated. Once the insert is in place, you can proceed to screw in the corresponding 25A fuse. The design ensures that only a fuse of the correct size can make proper contact with the electrical terminals.
What to consider before purchase
Verify that your existing fuse base is a D02 type
Confirm that your circuit requirements match the 25A rating
Ensure you have the correct tools for safe electrical installation
Usage recommendations
Always verify that the circuit load does not exceed the 25A rating of the insert. If you need to change the current rating of a circuit, the calibration insert must be replaced with one corresponding to the new fuse size to maintain system safety.

## FAQ

### How much does the Eti-Polam STV D02 Calibration Insert 25A cost, and is it available for purchase?

The price is 3.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 88 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 Eti-Polam 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 Eti-Polam 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

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