# Siemens 5SH5020 D02 Calibrated Gauge Ring 20A Blue

**URL:** https://aio.lv/en/product--siemens-5sh5020--1506910
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Power Sockets
**Manufacturer:** Siemens
**Manufacturer code:** 5SH5020
**EAN:** 4001869024417
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 3.71 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-5sh5020--1506910

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

The Siemens 5SH5020 is a D02 calibrated gauge ring designed for use with fuse bases. This 20A rated component, finished in blue, ensures precise installation and safety in electrical distribution systems. It is a reliable accessory for maintaining correct fuse sizing and preventing the use of incorrect amperage in industrial or residential electrical panels.

## Long description

The Siemens 5SH5020 D02 calibrated gauge ring is a precision-engineered component designed to ensure safety and accuracy in electrical distribution systems. Finished in a distinct blue color, this 20A rated gauge ring is specifically manufactured for use with D02 fuse bases. Its primary function is to act as a mechanical safeguard, ensuring that only the correct fuse size can be installed, thereby preventing the accidental insertion of fuses with improper amperage ratings in both residential and industrial electrical panels.
Advantages
This calibrated gauge ring offers a robust solution for maintaining electrical system integrity. By physically restricting the fuse base to accept only 20A fuses, it eliminates the risk of human error during maintenance or fuse replacement. The high-quality construction from Siemens ensures durability and long-term reliability, providing a consistent fit that meets rigorous electrical safety standards. Its color-coded design allows for quick visual identification, simplifying the management of electrical circuits and enhancing overall operational safety.
Suitable for
Residential electrical distribution boards
Industrial control panels
Protection of electrical circuits requiring 20A capacity
Standardizing fuse installations in D02 systems
When it may not be suitable
This gauge ring is exclusively designed for D02 fuse systems and is not compatible with other fuse standards or sizes. It should not be used in circuits where the required amperage differs from the 20A rating, as attempting to force an incompatible fuse may damage the base or compromise the safety of the electrical installation.
Key specifications
Rated current: 20A
System compatibility: D02 fuse bases
Color: Blue
Function: Mechanical fuse size limitation
How to use
To install the gauge ring, ensure the power supply to the electrical panel is completely disconnected. Insert the gauge ring into the corresponding D02 fuse base by screwing it into the designated thread until it is firmly seated. Once the gauge ring is installed, only a fuse with the matching 20A rating can be inserted into the base. Verify that the fuse is properly seated before restoring power to the circuit.
What to consider before purchase
Verify that your existing fuse base is a D02 type
Confirm that the circuit requires a 20A protection rating
Ensure compatibility with your specific electrical panel manufacturer
Usage recommendations
Always verify the circuit requirements before installation. Do not attempt to modify or bypass the gauge ring, as this may lead to improper fuse sizing and potential electrical hazards.

## FAQ

### How much does the Siemens 5SH5020 D02 Calibrated Gauge Ring 20A cost, and is it available for purchase?

The price is 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 47 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 07.07.2026 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 Siemens 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 Siemens 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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