High-Quality Hydraulic Filter Cartridge 400401 00092 - Cross Reference Replacement for Demalong Filter


400401-00092 Doosan Replacement Air Filter Element
400401-00092 (also written 40040100092) is a Doosan primary engine air filter element, used on Doosan DX300 excavators. DeMalong Filter manufactures a fully equivalent replacement filter element for this part number, engineered to match the original OEM filter's dimensions, media, and filtration performance.
Specifications
| Filter Type |
Primary engine air filter element |
| OEM Manufacturer / Supplier |
Doosan |
| Filter Media |
Pleated cellulose / filter paper |
| Seal Material |
Polyurethane end-cap seal (standard for this filter class) |
| Dimensions (OD / ID / Length) |
Please provide the nameplate details or your old filter's dimensions to confirm — we will verify before quoting. |
| Micron Rating |
Please provide the nameplate details or your old filter's dimensions to confirm. |
| Working Pressure / Media Compatibility |
Ambient air intake filtration (not pressure-rated); suitable for standard diesel engine intake air |
OEM & Equivalent / Cross Reference Part Numbers
| Brand |
Part Number |
| Doosan |
400401-00092 / 40040100092 |
| Doosan (related series number) |
400401-00094 |
| DeMalong Filter (our equivalent replacement) |
Contact us for our part number |
Cross reference numbers are provided for identification purposes only. DeMalong Filter Inc. products are aftermarket replacements and are not affiliated with, sponsored by, or manufactured by Doosan. All trademarks belong to their respective owners.
Application Equipment & Industries
- Doosan DX300 hydraulic excavators
- Other Doosan/Develon excavators using the same air intake housing
- Construction, mining, and earthmoving equipment industries
Please confirm your exact excavator model and serial number before ordering.
Quality & Testing
DeMalong Filter elements are manufactured under ISO 9001 quality management and tested to international filter media standards, including ISO 5011 (air filter efficiency and dust holding capacity testing) where applicable to this filter category. Every batch is dimensionally inspected before packaging to ensure fit and seal integrity.
Packaging, Lead Time & Customization
| Packaging |
Individual carton with DeMalong brand and part number, or neutral/customer-branded packaging on request |
| Samples |
Available for testing and fitment verification before bulk order |
| Customization |
Private labeling, custom packaging, and alternate media on request |
| Lead Time & MOQ |
Varies by order quantity — contact us for a specific lead time and MOQ quote |
Frequently Asked Questions
- Is your 400401-00092 replacement a genuine Doosan part?
- No. It is an aftermarket equivalent manufactured by DeMalong Filter to match the OEM part's fit and function. It is not affiliated with, sponsored by, or manufactured by Doosan.
- Will this filter fit my Doosan excavator?
- 400401-00092 is used on the Doosan DX300. Please send us your excavator's model and serial number so we can confirm fitment before you order.
- Can you supply this filter with private label packaging?
- Yes, private labeling and custom packaging are available — let us know your requirements when you request a quote.
- What is the minimum order quantity?
- MOQ depends on customization level and current production schedule. Contact us with your target quantity for an accurate MOQ and lead time.
- Can I get a sample before placing a bulk order?
- Yes, samples are available for quality verification and fitment testing prior to bulk ordering.
High-Quality Hydraulic Filter Cartridge 400401 00092 - Cross Reference Replacement for Demalong Filter

- Diameter: 83 mm
- Inner Diameter: 28 mm to 40 mm
- Length: 10 inches (25.4 cm)
- Industrial Machinery: This filter is suitable for use in industrial machinery where air filtration is required to protect equipment from contaminants.
- Compressors: It is used in air compressors to ensure clean air intake, which is crucial for the efficient operation of the compressor.
- Automotive: This filter can be used in automotive applications, particularly in air intake systems to filter out dust and other particulates.
- Manufacturing: Essential in manufacturing plants where machinery requires clean air for optimal performance.
- Construction: Used in construction equipment to prevent dust and debris from entering the engine.
- Automotive: Applied in automotive repair and maintenance to ensure clean air intake in vehicles.
- 400401-00091: Similar in dimensions and application, often used interchangeably with 400401 00092.
- C24015, AF25223, P532966, P812160: These are alternative models that can be used in similar applications.
You know you have received a quality DeMalong Filter hydraulic filter when you our logo on the filter box with our brand name and part number.
Our filters are built with the highest quality and reliability in mind so you know your equipment is safe and can keep running smoothly.
DeMalong Filter hydraulic filters can be used in a variety of industries including but not limited to: power generation, defense, oil/gas, marine and other motor sports, shipping and transportation, railroad, mining, pulp and paper, steel making and manufacturing, entertainment and various other industries.
All of our elements are manufactured according to ISO specifications, including: ISO 16889, Clean DP (low and high visc.) - ISO 3968, Fluid compatibility - ISO 2943, Flow fatigue resistance - ISO 3724, Dirt capacity - ISO 16889, Collapse pressure - ISO 2941
All items marked "Replacement" or "Interchange" are not affiliated with the original manufacture where names and part numbers are for cross reference only. All trademarks are trademarks of their respective owners. Reference is made to the OEM solely to identify the compatibility of DeMalong Filter Inc. filter with the OEM filter.
Images may be general representations of products and may vary from image. All items are sold by 1 unit unless a pack size is listed in the title description.


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