# Replacement Filter Basket Gasket for sera Fil 250 / Fil 250 + UV / Fil 400 + UV (SE-30612)

**URL:** https://aio.lv/en/product--sera-se-30612--12052281
**Data updated:** 2026-04-16 13:25 (EEST)
**Category:** Aquarium Supplies
**Manufacturer:** sera
**Manufacturer code:** SE-30612
**EAN:** 4001942306126
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 7.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 6.19 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sera-se-30612--12052281

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.99 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Spare gasket for the filter basket compatible with sera Fil 250, Fil 250 + UV and Fil 400 + UV models (MPN SE-30612, EAN 4001942306126). Designed to ensure a watertight seal between the filter basket and housing, this replacement part maintains proper flow and prevents leaks. Suitable for aquarium maintenance and filter servicing to restore original performance.

## Long description

Replacement Filter Basket Gasket for sera Fil 250 / Fil 250 + UV / Fil 400 + UV is a spare sealing part designed to restore the watertight connection between the filter basket and the filter housing in compatible aquarium canister filters. The gasket is produced to match the original shape and dimensions for a precise fit, helping to maintain correct water flow and prevent leaks that can compromise filter efficiency and aquarium cleanliness.
Advantages
This replacement gasket provides a direct-fit seal compatible with sera Fil 250, Fil 250 + UV and Fil 400 + UV models, offering reliable leak prevention and stable hydraulic performance. By replacing aged or deformed seals, it helps recover the original assembly tolerance and reduces the risk of water escaping from the filter unit. The material is chosen for durability and resistance to aquarium water conditions, supporting consistent filtration operation over time.
Suitable for
Servicing and maintenance of sera Fil 250, Fil 250 + UV and Fil 400 + UV canister filters
Replacing worn, cracked or compressed gaskets to stop leaks
Restoring proper flow and pressure inside the filter basket and housing
Routine aquarium equipment upkeep to maintain filter performance
When it may not be suitable
This gasket is specific to the listed sera filter models and may not fit other filter brands or models. If your filter shows damage to the housing, basket or sealing surfaces beyond the gasket itself, installing a new gasket may not fully resolve leaks or operational problems. Check the condition of mating parts before replacement.
Key specifications
Function: gasket/seal for filter basket
Material properties: water-resistant elastomer suitable for aquarium use
Compatibility: designed for specified sera canister filter models
Purpose: restores watertight seal and supports correct internal flow
How to use
Turn off and unplug the filter, then disconnect and empty the canister following the manufacturer’s safety instructions. Remove the filter basket and take out the old gasket, cleaning mating surfaces from debris and residue. Fit the replacement gasket into the groove or sealing surface, ensuring it sits evenly and without twists. Reassemble the basket into the housing, reconnect hoses and seals, and perform a controlled water start-up to verify there are no leaks and that flow is normal.
What to consider before purchase
Confirm compatibility with your filter model (sera Fil 250, Fil 250 + UV or Fil 400 + UV)
Inspect the filter basket and housing for damage that could prevent a proper seal
Ensure you have basic tools and time for safe disassembly and reassembly
Usage recommendations
Replace the gasket as part of routine maintenance when you notice reduced sealing performance, visible cracks, or after long-term compression. After replacement, monitor the filter during the first hour of operation for leaks and check water flow to confirm correct installation.

## FAQ

### How much does the Filter Basket Gasket sera Fil 250 / 400 (SE-30612) cost, and is it available for purchase?

The price is 7.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 11 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 13.07.2026 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 sera 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 sera 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/12052281/67538376_large.webp