# Vacuum accessory for Karcher 6.904-242.0 compatible with NT 25/1 Ap, NT 35/1 Ap and NT 35/1 Tact series

**URL:** https://aio.lv/en/product--karcher-6904-2420--1429727
**Data updated:** 2026-01-09 19:56 (EET)
**Category:** Vacuum Cleaner Consumables
**Manufacturer:** Karcher
**Manufacturer code:** 6.904-242.0
**EAN:** 4002667413540
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Replacement/accessory part Karcher 6.904-242.0 designed for use with Karcher NT 25/1 Ap, NT 35/1 Ap and multiple NT 35/1 Tact models. This supply item ensures compatibility with specified wet/dry vacuum cleaners, supporting routine maintenance and reliable performance. Use it to restore original function, maintain suction efficiency and extend the service life of compatible Karcher vacuums.

## Long description

HEPA surface filter (dust class H, H 14) with glass-fibre layers designed as a replacement accessory for Karcher wet/dry vacuums. Compatible with Karcher models NT 25/1 Ap, NT 35/1 Ap and NT 35/1 Tact series, this filter increases filtration capacity for hazardous and carcinogenic dust while maintaining suction performance and supporting routine maintenance.
Advantages
The H 14 HEPA surface filter includes glass-fibre layers that enhance particle capture and prolong service intervals when vacuuming health-endangering and carcinogenic dust. It is a direct-fit replacement compatible with specified Karcher NT 25/1 Ap, NT 35/1 Ap and NT 35/1 Tact models, helping to restore original filtration performance and maintain suction efficiency.
Suitable for
Removing hazardous and carcinogenic dust from work sites
Routine maintenance and filter replacement for Karcher NT 25/1 Ap
Routine maintenance and filter replacement for Karcher NT 35/1 Ap
Routine maintenance and filter replacement for Karcher NT 35/1 Tact series
Key specifications
Manufacturer part number (MPN): 6.904-242.0
EAN: 4002667413540
Filter class: HEPA H (H 14)
Construction: surface filter with glass-fibre layers
Compatibility: Karcher NT 25/1 Ap, NT 35/1 Ap, NT 35/1 Tact
How to use
Switch off and unplug the vacuum cleaner before replacing the filter. Remove the dust container or filter housing according to the vacuum's instructions, take out the old filter and install the HEPA surface filter (6.904-242.0) ensuring a secure fit and proper sealing. Reassemble the housing and check that all latches are engaged before reconnecting power. Follow the vacuum manufacturer’s maintenance schedule for safe operation.
Usage recommendations
Use this HEPA H 14 surface filter when handling health-endangering or carcinogenic dust and replace it according to visible soiling or the intervals recommended by Karcher. Dispose of contaminated filters following local hazardous waste regulations.

## Specifications

### Packaging content

| Feature | Value |
|---|---|
| Number of HEPA filters | 1 |

### Features

| Feature | Value |
|---|---|
| Compatibility | NT 25/1 Ap
NT 35/1 Ap
NT 35/1 Tact
NT 35/1 Tact Te
NT 35/1 Tact Te H
NT 35/1 Tact Te M
NT 40/1 Tact
NT 40/1 Tact Te
NT 45/1 Tact
NT 45/1 Tact Te
NT 45/1 Tact Te Ec
NT 45/1 Tact Te H
NT 45/1 Tact Te M
NT 55/1 Tact
NT 55/1 Tact Te
NT 55/1 Tact Te M |

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### What is the warranty period?

All Karcher 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 Karcher 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.

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