Projector Air Filter ET-RFE300 For Panasonic PT-EW540EL PT-EW540 PT-EW550EL PT-EW550 PT-EW640 PT-EW650 PT-EW730TL PT-EX510EL PT-EX520 PT-EX610 PT-EX620 PT-EX800TL PT-EZ580 PT-EZ590 PT-EZ770TL

Litance professional ET-RFE300 projector air filter replacement, fits in below projector model perfectly!
Compatible for Panasonic PT-EW540EL PT-EW540E PT-EW540LE PT-EW540LU PT-EW540L PT-EW540UL PT-EW540U PT-EW540 PT-EW550EL PT-EW550E PT-EW550L PT-EW550 PT-EW640EL PT-EW640E PT-EW640LE PT-EW640LU PT-EW640L PT-EW640UL PT-EW640U PT-EW640 PT-EW650EL PT-EW650E PT-EW650L PT-EW650 PT-EW730TL PT-EW730T PT-EW730ZD PT-EW730ZE PT-EW730ZLD PT-EW730ZLEJ PT-EW730ZLE PT-EW730ZLU PT-EW730ZL PT-EW730Z PT-EX510EL PT-EX510E PT-EX510LU PT-EX510L PT-EX510U PT-EX510 PT-EX520EL PT-EX520E PT-EX520L PT-EX520 Filter
More Applicable for Panasonic PT-EX610EL PT-EX610E PT-EX610LE PT-EX610LU PT-EX610L PT-EX610UL PT-EX610U PT-EX610 PT-EX620EL PT-EX620E PT-EX620L PT-EX620 PT-EX800TL PT-EX800T PT-EX800ZD PT-EX800ZEJ PT-EX800ZE PT-EX800ZLD PT-EX800ZLEJ PT-EX800ZLE PT-EX800ZLU PT-EX800ZL PT-EX800ZU PT-EX800Z PT-EZ580EL PT-EZ580E PT-EZ580LE PT-EZ580LU PT-EZ580L PT-EZ580UL PT-EZ580U PT-EZ580 PT-EZ590EL PT-EZ590E PT-EZ590L PT-EZ590 PT-EZ770TL PT-EZ770T PT-EZ770ZD PT-EZ770ZEJ PT-EZ770ZE PT-EZ770ZLD PT-EZ770ZU Filter
Why change air filter? Improve cooling fans' effectiveness and avoid a buildup of internal heat of the projector.
It is time to replace the air filter for your projector when: 1-The projector air filter is ripped. 2-The message is frequently displayed even though the dust air filter has been cleaned.