UX40821 Hitachi Air Filter Replacement

The UX40821 Hitachi Projector Air Filter is a must-have to keep your projector's optical elements dust-free. This critical component helps prevent dust accumulation, ensuring optimal performance. A clogged air filter can cause higher operating temperatures due to reduced airflow, which could shorten your projector's lamp life. When you're changing your Hitachi Projector Lamp, it's also wise to replace the filter. Manufacturers recommend replacing the air filter with each lamp change to maintain peak performance. Regularly swapping out your air filter is a simple way to extend the life of both your lamp and projector.

UX40821 Hitachi Air Filter Replacement.

Genuine Replacement Air Filter
180-Day Warranty
Free Ground Shipping on ALL Orders
Orders placed now will ship today, 3/17/2026

Sale Price: $84.10

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This product can also be used with:

Brand	Model #
Christie Projector Lamp	003-005336-01 003-005337-01 LW651i-D LW751i LW751i-D LWU601i-D LWU701i LWU701i-D LWU720i LWU720i-D LX801i LX801i-D
Dukane Projector Lamp	456-8980WU ImagePro 8980WU ImagePro 8981 ImagePro 8983W
Hitachi Projector Lamp	CP-F650 CP-WU8600B CP-WU8600W CP-WU8700B CP-WU8700W CP-WX8650B CP-WX8650W CP-WX8750B CP-X8800B CP-X8800W DT01871 DT01875 DT01881 DT01885 DT02011 DT02017
Maxell Projector Lamps	MC-WU8701 MC-WU8751 MC-WX8651 MC-WX8651W MC-WX8751W

3 Customer Review(s)

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Please rate your purchasing experience with Projectorlamps.com and the overall quality of this lamp star

Wow, what a difference a new filter makes! The Hitachi UX40821 is practically brand new again. I got the replacement from Projectorfilters.com and the picture is brighter and sharper than it's been in years.

Reviewed by Reviewed by Anonymous

8/9/2025 5:19:19 AM

Please rate your purchasing experience with Projectorlamps.com and the overall quality of this lamp star

The UX40821 air filter from Projectorfilters. com has noticeably improved the airflow in my projector and really cuts down on dust buildup. It’s a simple, effective upgrade that helps protect my investment and extends the life of my projector.

Reviewed by Reviewed by Anonymous

5/30/2025 7:24:47 AM

Please rate your purchasing experience with Projectorlamps.com and the overall quality of this lamp star

Superior adaptability video air Filter

Reviewed by Reviewed by Anonymous

4/27/2025 7:34:00 AM