If your Shark Apex DuoClean AX912 is showing signs of trouble — Reduced suction, musty odor — it's likely time for a hepa filter replacement. Manufacturers recommend replacing it Every 12 months, though heavy use can shorten that window significantly.

Below we've compared every available option: the original Shark part and the top-rated compatible alternatives, so you can make the right call for your budget and usage.

About the Shark Apex DuoClean AX912

The Shark APEX DuoClean AX912 is a corded upright with dual brush rolls. Its filtration includes washable foam/felt pre-motor filters and a HEPA post-motor filter; this page covers the HEPA, the sealed final stage that traps the finest dust.

🔎 Shark Apex DuoClean AX912 hepa filter — what to know

The AX912 HEPA sits behind an exhaust panel, downstream of the motor. It clogs slowly but holds the fine allergens, so replace it when it won't rinse back to clean or the pleats deform — distinct from the foam/felt you wash more often.

✓ Buying Advice

Genuine Shark ensures the HEPA rating and seal; aftermarket HEPA filters are cheaper and fine when the listing names AX912 and states HEPA. Pair with a fresh foam/felt set for a full reset.

⚠ Common Mistakes

The typical APEX mistake is servicing only the foam/felt and ignoring the post-motor HEPA, which slowly starves airflow. The second is over-washing the HEPA until the pleats collapse. Air-dry any Shark filter fully before refitting.

$15.99 Best Aftermarket
4.7★ Avg Rating
6,762 Total Reviews
⭐ Our Pick

Dttery NV752 AZ1002 Replacement Filter for Shark Rotator APEX DuoClean Powered Lift-Away Vacuum AZ1000 AZ1002 AX950 AX951 AX952 NV650 NV651 NV652 NV751 NV752 NV831 NV835 ZU632 Part XFF650 XHF650 — Best-rated compatible option

Buy on Amazon

6 Replacement Options for the Shark Apex DuoClean AX912

Dttery NV752 AZ1002 Replacement Filter for Shark Rotator APEX DuoClean Powered Lift-Away Vacuum AZ1000 AZ1002 AX950 AX951 AX952 NV650 NV651 NV652 NV751 NV752 NV831 NV835 ZU632 Part XFF650 XHF650
Dttery NV752 AZ1002 Replacement Filter for Shark Rotator APEX DuoClean Powered Lift-Away Vacuum AZ1000 AZ1002 AX950 AX951 AX952 NV650 NV651 NV652 NV751 NV752 NV831 NV835 ZU632 Part XFF650 XHF650
Compatible ✓ Our Pick
★★★★★ 4.75 · 3,099 reviews Exceptional
Price: fairly priced · Value score: 2.39
NV752, AZ1002 Filters for Shark Rotator APEX DuoClean Powered Lift-Away Vacuum AZ1002, NV650, NV651, NV652, NV750, NV751, NV752, NV753, AX950, AX951, Replacement Part XFF650 & XHF650
NV752, AZ1002 Filters for Shark Rotator APEX DuoClean Powered Lift-Away Vacuum AZ1002, NV650, NV651, NV652, NV750, NV751, NV752, NV753, AX950, AX951, Replacement Part XFF650 & XHF650
Compatible
★★★★★ 4.75 · 2,288 reviews Exceptional
Price: fairly priced · Value score: 2.4
Soft Bristle Brushroll Roller Hepa Foam Filter Replacement Parts Compatible with Shark DuoClean NV800 NV800W NV801 NV801Q NV803 UV810 Vacuum
Soft Bristle Brushroll Roller Hepa Foam Filter Replacement Parts Compatible with Shark DuoClean NV800 NV800W NV801 NV801Q NV803 UV810 Vacuum
Compatible
★★★★ 4.35 · 498 reviews Well Rated
Price: premium · Value score: 0.97
NV650 Filters for Shark Rotator Vacuum AX950, AX951, AX952, AZ1000, AZ1000W, AZ1002, AZ1002BRN, ZU881, NV650 NV651 NV652 NV750 NV751 NV752 NV765 NV830 Vacuums. Part # XFF650 & XHF650
NV650 Filters for Shark Rotator Vacuum AX950, AX951, AX952, AZ1000, AZ1000W, AZ1002, AZ1002BRN, ZU881, NV650 NV651 NV652 NV750 NV751 NV752 NV765 NV830 Vacuums. Part # XFF650 & XHF650
Compatible
★★★★★ 4.75 · 383 reviews Highly Rated
Price: fairly priced · Value score: 2.18
6Pack RVFFK950 1172FK870 Replacement HEPA Filter for Shark ION, IQ, EZ, AI Series Vacuum Cleaner RVFFK950 1172FK870 RV1001AE RV101 RV1001 AV970 AV993 RV912S AV1002AE AV753 UR1000SR AV752 by Techecook
6Pack RVFFK950 1172FK870 Replacement HEPA Filter for Shark ION, IQ, EZ, AI Series Vacuum Cleaner RVFFK950 1172FK870 RV1001AE RV101 RV1001 AV970 AV993 RV912S AV1002AE AV753 UR1000SR AV752 by Techecook
Compatible 6-Pack
★★★★★ 4.85 · 278 reviews Highly Rated
$2.33 per unit when buying 6-pack
Price: budget-friendly · Value score: 11.72
$13.99 $2.33/ea
Buy on Amazon
AZ2002 Vacuum Filter Replacement Parts for Shark Vertex Duoclean Upringht Vacuum AZ2000 AZ2000W AZ2002, Compare to Part XHFAZ2000, XFFKAZ2000, 3 Filters and 6 Foam and Felt Filter.
AZ2002 Vacuum Filter Replacement Parts for Shark Vertex Duoclean Upringht Vacuum AZ2000 AZ2000W AZ2002, Compare to Part XHFAZ2000, XFFKAZ2000, 3 Filters and 6 Foam and Felt Filter.
Compatible
★★★★★ 4.75 · 216 reviews Highly Rated
Price: premium · Value score: 1.28

🔍 Does Your Shark Apex DuoClean AX912 Need a New HEPA Filter?

Check any symptoms you're experiencing:

Frequently Asked Questions

How often should I replace the Shark Apex DuoClean AX912 hepa filter?
Shark suggests replacing the Apex DuoClean AX912 hepa filter Every 12 months under normal use — sooner with pets or daily heavy use. Signs it's due: Reduced suction, musty odor. Replace the APEX AX912 post-motor HEPA roughly yearly or when it won't rinse clean, separately from the foam/felt pre-filters.
Can I just wash the Apex DuoClean AX912 hepa filter instead of replacing it?
Often, yes — many vacuum filters are washable. Rinse under cold water only (no detergent, no hot water), squeeze gently and air-dry fully — a full 24 hours for Dyson filters — before refitting. Replace it when it won't rinse back to clean, the foam crumbles, or the pleats/mesh are damaged; a washable filter still wears out eventually.
Do I have to buy the genuine Shark part, or will a compatible one work?
Yes — a compatible (aftermarket) hepa filter works well in the Shark Apex DuoClean AX912 as long as it's made for this exact model. Genuine Shark ensures the HEPA rating and seal; aftermarket HEPA filters are cheaper and fine when the listing names AX912 and states HEPA. Pair with a fresh foam/felt set for a full reset.
How much does a Shark Apex DuoClean AX912 hepa filter cost?
Compatible hepa filter options for the Shark Apex DuoClean AX912 start around $12.99. The prices in the table above are checked against Amazon regularly; multipacks usually cost less per unit.
What's the most common mistake when replacing the Apex DuoClean AX912 hepa filter?
The typical APEX mistake is servicing only the foam/felt and ignoring the post-motor HEPA, which slowly starves airflow. The second is over-washing the HEPA until the pleats collapse. Air-dry any Shark filter fully before refitting.
🔧 Replacing it yourself?

Read our step-by-step guide: How to replace the Shark Apex DuoClean AX912 hepa filter — takes about 5–10 minutes, no tools required.