4N0015 Heavy-Duty Air Filter for Caterpillar C18 / C15 / 3412 Engines

SpecificationDetails
Part Number4N0015
Product TypeEngine Air Filter
Dimensions (L × W × H)396.7 × 381 × 141.5 mm
Applicable EnginesCAT C18, C15, 3412, 3408B, 3406B, 3408C, 3406C, 3406E, 3412C
ApplicationIndustrial generator sets, marine propulsion engines, and heavy-duty diesel equipment
Filter MediaHV Composite High-Efficiency Paper
StructureSquare metal housing with reinforced 0.5 mm galvanized mesh
Sealing MaterialBlack foam gasket (high-temperature resistant)
OEM ReferenceCaterpillar 4N0015

Our  4N0015 air filter is a high-efficiency filtration element designed for Caterpillar C18, C15, 3406, and 3412 engine series used in generator sets and marine applications.
Built with premium HV filter paper, reinforced metal mesh, and a strong square metal frame, it provides exceptional protection against airborne particles and ensures long-lasting performance in dusty or humid environments.

Bowei’s 4N0015 replacement air filter offers OEM-level filtration efficiency, stable airflow, and secure sealing, helping extend engine life and maintain optimal combustion efficiency.
Ideal for industrial generators, marine power systems, and heavy-duty CAT engines, this model is built to perform reliably under demanding working conditions.

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