WESPC Air Filter 5543091 For Perkins 403D-15 404D-15 Engines

WESPC Air Filter 5543091 For Perkins 403D-15 404D-15 Engines

Application

Air Filter 5543091 is designed for Perkins 403D-15 and 404D-15 diesel engines. Commonly used in compact generator sets and small construction machinery. It removes airborne particulates from intake airflow to ensure clean combustion and protect engine components such as injectors and turbochargers from wear.

Technical specifications

Part number: 5543091 Function: intake air filtration Material: pleated cellulose media with reinforced mesh and molded end caps Compatible engines: Perkins 403D-15, 404D-15 Outer diameter: 107 mm Inner diameter: 63.4 mm Height: 270 mm Temperature range: -40°C to +100°C Filtration efficiency: ≥99.9% @ 3 micron Weight: 0.52 kg Warranty: 12 months

Material & performance features

The filter is built for normal-duty diesel engine applications. Its high-capacity media traps dust and debris while maintaining low airflow restriction. The reinforced mesh provides structural integrity under pressure, and the molded end caps ensure secure sealing during operation.

Interchange part numbers

5543091, P954603, AF26659, RS5449; verified fitment for Perkins 400 series engines in generator and industrial platforms

WESPC(Dongguan)Tech Co., Ltd. is a wholly-owned subsidiary of WESPC Hong Kong.

The company has long been deeply engaged in the Perkins aftermarket spare parts sector, while also covering a wide range of multi-brand engines and related components. With years of professional expertise and a solid reputation, WESPC provides customers with diverse, one-stop solutions tailored to their needs.

Leveraging the global vision of its Hong Kong headquarters and the strategic location advantages of Dongguan, WESPC Dongguan is committed to building a highly efficient and reliable supply chain system, supported by professional technical expertise and comprehensive after-sales services, to continuously create greater value for its customers.

Looking ahead, the company will continue to expand its business landscape, keep pace with industry trends, and consistently enhance product and service quality—working hand in hand with global partners to achieve mutual growth and success.