# 3M Replacement Cassette R3-KAS.U-M — filtration cassette for compatible 3M respirator systems

**URL:** https://aio.lv/en/product--3m-r3-kasu-m--12058303
**Data updated:** 2026-03-12 19:41 (EET)
**Category:** Personal protective equipment
**Manufacturer:** 3M
**Manufacturer code:** R3-KAS.U-M
**EAN:** 5905279347205
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 20.49 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 16.93 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--3m-r3-kasu-m--12058303

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

3M R3-KAS.U-M is a replacement filtration cassette designed for use with compatible 3M respirator systems. The cassette provides a modular filter element for protecting against particulates and/or gases when fitted to approved 3M mask bodies. It is intended for occupational and industrial use where a detachable cassette simplifies maintenance and replacement of the filtration element.

## Long description

3M Replacement Cassette R3-KAS.U-M is a modular filtration cassette intended for use with compatible 3M respirator systems. The cassette is designed to be fitted to approved 3M mask bodies to provide a removable filter element that helps protect against airborne particulates and certain gases when used as part of an appropriate respiratory protection assembly. It is intended for occupational and industrial environments where ease of maintenance and straightforward replacement of the filter element are required.
Advantages
The cassette offers a compact, replaceable filtration module that simplifies filter changes and routine maintenance of compatible respirator systems. Its modular design enables quick attachment and detachment without modifying the mask body, supporting continued use of the same respirator platform. The component is engineered to meet performance expectations for workplace respiratory protection when combined with appropriate mask bodies, seals and user practices.
Suitable for
Industrial workplaces with airborne particulates
Environments where detachable filter elements simplify maintenance
Application with compatible 3M mask bodies for occupational respiratory protection
Key specifications
Modular cassette design for detachable filtration element
Compatibility with specified 3M respirator systems (use only with approved mask bodies)
Intended for protection against particulates and selectable gas/vapour types when used with appropriate filter media
Designed for occupational and industrial use and routine filter replacement
How to use
Fit the cassette to a compatible and approved 3M mask body following the mask manufacturer’s instructions. Ensure the cassette is fully engaged and locked into position, and perform a user seal check as required by the respirator guidance. Replace the cassette when breathing resistance increases noticeably, when damage or contamination is observed, or according to workplace safety procedures and exposure assessments. Store unused cassettes in a clean, dry environment away from contaminants and extreme temperatures.
Usage recommendations
Use the cassette only with compatible 3M mask bodies and within the conditions of use defined by workplace risk assessments and the respirator system documentation. Select the appropriate cassette/filter type for the specific particulate and gas exposures present, and follow established maintenance, fit testing and replacement intervals to ensure effective respiratory protection.

## FAQ

### How much does the 3M R3-KAS.U-M replacement filtration cassette cost, and is it available for purchase?

The price is 20.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 21.07.2026 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 3M 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 3M 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/12058303/67544051_large.webp