The Bosch BGN2180AU takes the Bosch UltraAllergy exhaust filter 00578861 (BBZ156UF) as its filter; Australian sellers list it from A$37.98 as of 5 November 2026. Fitment confirmed against the manufacturer's compatibility list.
Your vacuum cleaner
Bosch BGN2180AU
Barrel vacuum
Confirmed against Bosch's listConfirmed against Bosch's own compatibility list
Not yours? Change
Takes the 00578861 filter
UltraAllergy exhaust filter 00578861 (BBZ156UF) · check the code printed on your old filter before ordering.
Your vacuum cleaner
Barrel vacuum
Confirmed against Bosch's listConfirmed against Bosch's own compatibility list
Takes the 00578861
Filter · check the code on your old filter.
Other Bosch vacuum cleaners that take the 00578861
GenuineGenuine Bosch
$37.98
Bosch Home Australia · 5 NovLowest genuine · Bosch Home Australia · checked 5 Nov
CompatibleCompatible option
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No compatible seller tracked yetNo compatible seller tracked yet
Genuine: made by Bosch. Compatible: another brand.Genuine is made by Bosch. Compatible is made by another brand. Check the seller's page for the size and models it fits.
Lowest price · $37.98
Bosch Home Australia. Every seller we track is listed below. Some links earn us a commission. Some seller links earn us a commission, at no extra cost to you.
This vacuum cleaner also takes a dust bag
- Bosch PowerProtect Type G ALL dust bags (BBZ41FGALL / 17003048)Open Amazon AU$2.50 each · 12-pack $29.99
Separate from the filter. Reduces fine dust (Bosch: 99.9% of fine dust particles filtered).
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AUD, before delivery. Each price shows when it was checked.
Opens Bosch Home Australia in a new tab. Their page is the source of truth for price, delivery and returns.
How long it lasts
Replace it regularly, depending on how dirty it gets, Bosch says; it is washable in between.
After replacing: No reset. If the filter indicator on the lid stays red after a bag change, clean or replace the exhaust and motor protection filters.
How to change the filter in your Bosch BGN2180AU
Watch the guide or follow the steps.
- 1Switch off and unplug the vacuum.
- 2Open the filter flap: on the Series 8 and GL-20 it is the rear flap; on the Free'e (BSGL5) open the dust-bag lid.
- 3Move the locking tab in the direction of the arrow to release the exhaust filter, and lift it out.
- 4Fit the new filter, or the rinsed one once it has dried for at least 24 hours, until it clicks in.
- 5Close the flap until it latches.
Every number this part goes by
- Retail name:
- 00578861
- Retail name:
- BBZ156UF
- Retail name:
- UltraAllergy filter
- Replaces:
- 00574638
- Replaces:
- 00576833
- Replaces:
- 00577294
- Replaces:
- 00577348
- Replaces:
- 00577349
- Replaces:
- 00577350
Sellers list any of these; they are the same part.
About your Bosch BGN2180AU
Bosch vacuum cleaner, barrel vacuum — GL-20 Bag & Bagless (BGN2). Its filter is the UltraAllergy exhaust filter 00578861 (BBZ156UF), part 00578861.
Also in this vacuum cleaner: Bosch PowerProtect Type G ALL dust bags (BBZ41FGALL / 17003048).
Where the model number is: The rating label is on the underside or the back of the main body; the old part usually has its own code printed on it.
Fits these 8 Bosch models
Common questions
- Which filter fits the Bosch BGN2180AU?
- The Bosch BGN2180AU takes the Bosch UltraAllergy exhaust filter 00578861 (BBZ156UF).
- Where can I buy the 00578861 in Australia?
- We track 2 Australian sellers for the 00578861; the lowest listed price when we last checked was A$37.98 at Bosch Home Australia. Prices are re-checked daily and dated on this page.
- How do I fit the 00578861 in a Bosch BGN2180AU?
- No tools, a few minutes: 5 steps, listed on this page with the replacement video where the maker has one.
- What happens if I don't change it?
- Suction drops and the vacuum may cut out on a blocked filter.
- Is there anything to reset afterwards?
- No reset. If the filter indicator on the lid stays red after a bag change, clean or replace the exhaust and motor protection filters.
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