Multiquip P537876 Primary Element

The Multiquip P537876 Primary Element is a genuine OEM air filtration component designed for DCA and SG series ultra-silent and super-silent generators, including the DCA150SSJU4F, DCA180SSJU4F, DCA220SSJU4F, and SG1400C3 families. As a direct OEM replacement, this part meets the original design specification for these generator models, ensuring the air intake system performs exactly as intended. Verified fitment covers multiple variants across the DCA150SSJU4F, DCA180SSJU4F, and DCA220SSJU4F lines, including 60Hz configurations and multi-generation builds.

Key Features

• OEM Filtration Media Grade — Manufactured to the original air filtration specification for these generator series, delivering consistent particulate capture performance across the service interval.
• Drop-In Fitment — Engineered to seat directly into the OEM air cleaner housing on compatible DCA and SG series generators with no modification to the housing or mounting hardware.
• Broad Generator Compatibility — Confirmed fit across DCA150SSJU4F, DCA180SSJU4F, DCA220SSJU4F variants and SG1400C3, covering 60Hz and multi-generation configurations.
• Protects Engine Intake — A properly functioning primary element prevents dust, debris, and fine particulates from entering the engine, maintaining combustion efficiency and protecting internal engine components.
• Correct Service Interval Replacement — Using the OEM-specified P537876 ensures the air filtration system is restored to its designed service life, avoiding premature replacement cycles caused by incorrect filter sizing or media grade.

The primary element is the first and main stage of filtration in the air cleaner assembly on diesel-powered generators. It captures the bulk of airborne dust, dirt, and debris before air reaches the engine's intake, protecting fuel injection components and cylinder bores from abrasive wear. When the primary element becomes clogged or damaged, restricted airflow causes the engine to run rich, reducing output efficiency and accelerating internal wear — making timely replacement with the correct OEM part essential for sustained generator performance.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.