Replacing Your Miele Triflex HX1 Filter Cartridge — What You Need to Know
Replacing the Miele Triflex HX1 filter cartridge is a DIY job of about 10 minutes. Compatible filter cartridges currently start at $12.35. Replace it Every 2 months under normal use. Full step-by-step below.
Compatible Filter Cartridge for the Miele Triflex HX1
Prices pulled from Amazon and verified September 2026. “OEM” is a genuine Miele part; the rest are tested aftermarket options.
| Part | Type | Price | Rating | |
|---|---|---|---|---|
| Miele SF-SAC 20/30 Air Filter, White | OEM | $12.35 | 4.85★ (0) | Buy on Amazon |
| Miele SF-HA 50 Active HEPA Filter for Models S4, S5, S6, & S8 | OEM | $44.99 | 4.85★ (0) | Buy on Amazon |
| Miele Genuine SF-AA 50 Active AirClean Filter for Miele Vacuum Cleaners (Guard, Complete C2/C3, Compact C1/C2) | OEM | $32.00 | 4.65★ (0) | Buy on Amazon |
As an Amazon Associate we may earn from qualifying purchases. Prices and availability change; the live price is shown on Amazon.
Step-by-Step: Replacing the Miele Triflex HX1 Filter Cartridge
⚠ Common mistakes to avoid
- Confirm the part matches your exact model number before buying — Miele reuses parts across lines.
- Never wash a filter unless it's marked washable, and dry it fully (24h) before refitting.
- Don't force the part — if it resists, check alignment before applying pressure.
- Always disconnect power (or remove the battery) before any internal work.
The Miele Triflex HX1 filter cartridge should be replaced Every 2 months under normal use — sooner with pets or daily heavy use. Signs it's due: Musty smell, reduced suction.
How we made this page: the steps are written for the Miele Triflex HX1 specifically; the compatible-part list is pulled from our parts database and price-checked against Amazon. Last verified September 2026.