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AF25544 Air Filter for Caterpillar and Cummins Generators | Bowei Filter Factory
Our High-efficiency AF25544 primary air filter is equivalent to Donaldson P619372. Designed for Caterpillar and Cummins diesel generator sets with large engine air intake systems.
OEM Cross Reference:
Fleetguard AF25544 / Donaldson P619372 / Wix 46489 / Baldwin RS3547Dimensions:
Overall Length: 622 mm
Largest OD: 384 mm
Largest ID: 254 mm
Type: Primary Air Filter
Material: PU sealing ends + metal mesh + HV filter paper
Shape: Round
Application: Suitable for Caterpillar, Cummins, and Perkins large generator engines
Manufacturer: Bowei Filter Factory (Broadwide Brand)
Our AF25544 air filter is engineered to protect heavy-duty diesel engines from dust and contaminants.
Built with HV high-efficiency filter media and a durable PU sealing end, this filter ensures consistent airflow and superior filtration under demanding conditions.
It is widely used in large generator units such as Caterpillar C18 / C32 / 3412 and Cummins QSX15 / QSM11, offering a reliable replacement for Donaldson P619372.
Each filter from our Factory undergoes airflow and sealing performance testing to ensure OEM-level quality.
We are Bowei Filter Factory — trusted supplier for diesel generator air filters.
Contact us for OEM customization or bulk orders.
