78-8138-1145-8 3M Air Filter Replacement

The 78-8138-1145-8 3M 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 3M 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.

78-8138-1145-8 3M Air Filter Replacement.

Genuine Replacement Air Filter
180-Day Warranty
Free Ground Shipping on ALL Orders
Orders placed now will ship Monday, 2/23/2026

Sale Price: $46.10

(20)

In Stock

This product can also be used with:

Brand	Model #
Air Filters	003-004135-01 003-004239-01 MU06641 MU06642 MU07791 SP-FILTER-02 SP-FILTER-03 UX38241 UX38242 UX43171 UX43251

3 Customer Review(s)

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

Another successful projector lamp replacement done! This 3M 78-8138-1145-8 with the high-quality bulb works like a charm, and the picture is crystal clear again. I was really sweating it, thinking I'd have trouble finding a good replacement lamp for this older projector, but Projectorlamps.com came through with a reliable bulb at a price that made my client happy.

Reviewed by Reviewed by Anonymous

9/15/2025 3:51:51 AM

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

The 78-8138-1145-8 air filter from Projectorlamps. com has noticeably improved airflow and keeps dust from building up inside my projector. It’s an easy way to help protect my investment and cut down on maintenance.

Reviewed by Reviewed by Anonymous

7/3/2025 4:20:11 AM

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

Perfectly efficient projector lamp

Reviewed by Reviewed by Anonymous

4/25/2025 5:00:00 AM