WESPC Air Filter SEV551A4 Intake Element For 4000 Series Diesel Engine Systems

Application Air Filter SEV551A/4 is purpose-engineered for diesel engines in the 4000 Series platform. These engines are widely used in generator sets, industrial machinery, and heavy-duty equipment where clean intake air is essential for combustion efficiency and engine longevity. The filter protects internal components such as injectors and turbochargers by removing airborne particulates and maintaining consistent airflow under demanding operating conditions.

Technical specifications Overall height 795 mm, outer diameter 340 mm, inner diameter 240 mm. The filter supports radial sealing and is compatible with standard air filter housings used in large displacement diesel systems. It is suitable for vertical or horizontal mounting and maintains filtration performance across a wide range of environmental conditions.

Material & performance features Constructed with high-efficiency cellulose media, the element offers up to 99% filtration efficiency. The media is reinforced to resist collapse and maintain structural integrity under vibration and thermal stress. The end caps are bonded with fuel-resistant adhesive and designed to prevent leakage. The unit is tested for dust-holding capacity and long service life in industrial applications.

Interchange part numbers SEV551A/4, 26510337

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.