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White rectangular air filter cartridge with black mesh screen and plastic frame

3M

3M Air Filter Cartridge X56 78-8138-1145-8

SKU CH-YBK4-M1H5N

Replacement air filter cartridge for 3M X56 projectors protects optical components from dust buildup

  • TypeProject Lamp
  • Weight0.2500
  • Protects optical components from dust buildup
  • Maintains cooling efficiency to extend projector lifespan
  • Designed for 3M X56 and compatible models
  • Simple replacement during routine lamp changes
  • Lightweight cartridge at 0.2500 weight units

3M X56 Air Filter Cartridge

This replacement air filter cartridge fits the 3M X56 projector and the 78-6972-0050-5 and 78-6972-0060-5 models. It stops dust from reaching the optical path and helps maintain cooling efficiency. The part number is 78-8138-1145-8 and it ships new. Install it during routine maintenance or when you swap the lamp.

Sustained dust protection

A clean filter lets the cooling fan move air freely so internal temperatures stay stable over long sessions. When the cartridge loads with dust the airflow drops and heat builds up, shortening projector and lamp life. The manufacturer suggests cleaning every three months and replacing the cartridge at each lamp change. If a warning icon appears, swap the filter immediately.

Upgrade from a clogged or missing filter

This cartridge replaces a fouled original that can no longer trap particles or one that was never installed. The jump is worth it when the projector runs hot, shows a filter alert or the lamp is being changed. It is not for users who need a lamp module or a different projector model.

Highlights

  • Protects optical components from dust buildup
  • Maintains cooling efficiency to extend projector lifespan
  • Designed for 3M X56 and compatible models
  • Simple replacement during routine lamp changes
  • Lightweight cartridge at 0.2500 weight units

Specifications

Model78-8138-1145-8
Part Number78-8138-1145-8
TypeProject Lamp
Weight0.2500

Questions about this item

Does the 78-8138-1145-8 filter reduce fan noise or heat buildup during all-day projection?

A clean filter keeps airflow steady so the cooling fan runs efficiently and internal temperatures stay lower during extended use.

What must I already own for the 78-8138-1145-8 cartridge to work?

You need a compatible 3M projector — models 78-6972-0050-5, 78-6972-0060-5 or X56 — because the cartridge fits only those units.

Will the 78-8138-1145-8 filter fit older 3M projectors I might still use?

It fits the listed 78-6972-0050-5, 78-6972-0060-5 and X56 models; other 3M projectors are not supported.

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