NEC QD60122 OEM Replacement Projector Air Filter for HCP-A6 HCP-A10 ED-A111 CP-A52 CP-A200 ED-A101

QD60122 is the OEM air filter model used in NEC projectors, covering 6 models. This article presents the filter specifications, replacement criteria, compatible model list, and essential pre-installation checks in one place.

1. Filter Specifications

The compatible lamp module DT00893 refers to the OEM lamp module used on the same projector models as this filter. It can be used to cross-check the projector generation and is not a random pairing.

These specifications come from the Zorsika product database. Confirm the dimensions and clip design against the actual item and OEM part number.

2. When to Replace It and Whether It Can Be Washed

The air filter is a consumable, but it can deteriorate without any obvious warning and is usually noticed only after a problem has developed. If any of the following signs appears, inspect the filter:

• The image becomes noticeably dimmer and the colors look dull: A blocked intake causes the internal temperature to rise, prompting the projector to reduce its power automatically to protect itself. The result looks like the brightness has dropped by one level.
• The projector frequently reports temperature errors or filter warnings: Most models track filter usage time and display a warning when the timer expires. Even without a warning, if the fan runs continuously at high speed and the noise increases, the airflow path is usually obstructed.
• The filter is blackened and no longer lets light through: Remove it and hold it up to the light. If light transmission has noticeably declined or the surface has become clogged, cleaning is unlikely to restore it, and it should be replaced.

Cleaning Limitations

Light dust buildup can be cleaned: First remove loose dust with a soft-bristled brush or low-pressure air blower, then back-flush the filter with clean water from the outlet side. Allow it to air-dry completely until it no longer drips before reinstalling it. Note three important points: do not rub the filter media forcefully, do not use cleaning agents, and never reinstall it while wet. If the filter media is loosened or torn during washing and its pores become larger, the filter is effectively no better than not having one installed, as dust can enter the optical path directly.

The environment determines the replacement frequency. Dusty locations such as classrooms, construction sites, and street-front showrooms require noticeably more frequent inspections, while temperature- and humidity-controlled conference rooms can follow a less demanding schedule. Rather than relying on a fixed interval, check the filter’s light transmission whenever you clean the projector and judge its condition based on its actual state.

3. Compatible Models (6 Models, NEC)

The following NEC projector models have been verified as compatible with QD60122:

HCP-A6, HCP-A10, ED-A111, CP-A52, CP-A200, ED-A101

This list contains verified models and is not exhaustive. Projectors from the same generation often share the same filter specification. For models not listed, send us photos of the projector’s nameplate and the original filter for confirmation.

4. Three Checks Before Replacement

1. Verify the model: The OEM part number should match QD60122. Some NEC projector models use different filter configurations for the same chassis, and filters with different part numbers are not interchangeable.
2. Check the dimensions and thickness: Even a difference of a millimeter or two in length or width may prevent the filter from sealing properly. If it is too thick, the cover will not close; if it is too thin, air will leak around it. Base your measurements on the actual original filter, and do not order solely by the projector model name.
3. Confirm whether it is a standalone filter or a framed filter: Some models use filters with a plastic frame or clips, while others use bare filter foam that must be installed in the original holder. The wrong form will not fit. Taking a photo while removing the filter is the most reliable way to confirm this.

5. Choosing Between Zorsika, OEM, and Other Alternatives

Zorsika projector air filters are manufactured to OEM filter media specifications, with pore size, thickness, and air resistance matched item by item. Their dimensions and clips are molded to OEM specifications so that they fit securely and prevent dust ingress.

OEM parts are generally the most reliable, but they come at a higher overall cost, and lead times depend on the supply channel. Common problems with low-cost alternatives include uneven pore sizes and corners that do not fit properly. Once installed, they either let dust through or obstruct airflow, allowing dust to enter the optical path and ultimately causing the lamp and LCD panel to fail prematurely.

6. Frequently Asked Questions

Question: My projector is not in the list of 6 models. Can I use QD60122?

Answer: The list contains verified models and is not exhaustive. NEC projectors from the same generation often share the same filter specification. Send photos of the projector’s nameplate and the original filter to the Zorsika technical team for confirmation of compatibility.

Question: How often should a projector air filter be replaced?

Answer: There is no fixed number of months, as the interval depends on environmental dust levels and operating hours. Judge the need for replacement by its actual condition: noticeably reduced light transmission, surface buildup, a dimmer image, or a filter warning from the projector means it should be replaced. More frequent inspections are recommended in dusty environments.

Question: Can the air filter be washed and reused?

Answer: Light dust buildup can be cleaned: Remove loose dust with a soft-bristled brush or low-pressure air blower, back-flush it with clean water from the outlet side, and reinstall it only after it has dried completely in the shade. Do not rub the filter media, use cleaning agents, or reinstall it while wet. If the filter media is already loosened, damaged, or clogged, cleaning cannot restore it, and it must be replaced.

Question: Can I save money by omitting the air filter?

Answer: No. The filter blocks dust, which can enter the optical path and settle on the LCD panel and color wheel, causing permanent dark spots and color defects. Professional cleaning requires projector disassembly and costs far more than the filter itself.

Question: Why should I choose a Zorsika air filter instead of a cheaper option?

Answer: Zorsika air filters are manufactured to OEM filter media specifications, with pore size and air resistance parameters that match the original. Every batch undergoes pressure-drop testing before shipment. Compared with OEM parts, Zorsika offers stable supply and better overall value; compared with other alternatives, it provides assured filtration precision and fit.

Question: How do I choose between OEM, Zorsika, and other alternatives?

Answer: The key to selecting an air filter is balancing filtration precision and air resistance. Zorsika air filters (model shown in the specifications table above) use filter media with the same specifications as the OEM parts, with pore size, thickness, and air resistance matched item by item to the original, ensuring both effective dust protection and adequate airflow. Other alternative filters often have uneven pore sizes and corners that do not fit properly, causing them either to let dust through or obstruct airflow and, over time, consume more lamps. Choose Zorsika for less hassle and lower costs.

Related Links

• Zorsika Technical Support Center
• Projector Brand and Compatible Model Lookup
• Projector Lamp / Lens / Air Filter Product Database