Multiquip 8973243861 Oil Filter

The Multiquip 8973243861 is a genuine OEM Oil Filter designed for the DCA125SSIU, DCA150SSI, DCA180SSI, and related super-silent and ultra-silent diesel generator series. As an authentic Multiquip OEM component, it meets the exact specifications required by these generator families, ensuring correct thread pitch, bypass valve pressure rating, and filtration media density for the diesel engines used in these units. This filter is confirmed compatible across multiple DCA-series configurations including 50Hz, 60Hz, and Tier 4 variants such as the DCA125SSIU4F. Keeping an 8973243861 on hand means your generator's engine protection is never compromised between service intervals.

Key Features

• OEM Filtration Specification: — Engineered to the exact bypass valve pressure and filtration media grade required by the diesel engines powering DCA-series super-silent generators — not an approximation.
• Direct-Thread Installation: — Matches the OEM thread spec and gasket diameter for a clean, leak-free seat without modification to the filter mount or oil circuit.
• Broad DCA-Series Compatibility: — Verified fitment across DCA125SSIU, DCA125SSIU4F, DCA125USI, DCA150SSI, DCA150SSIU, DCA180SSI, DCA180SSIU, and 50Hz/60Hz variants.
• Engine Wear Protection: — A properly functioning oil filter keeps combustion byproducts and metallic particles out of the oil circuit; a clogged or failed filter accelerates bearing and cylinder wear in continuous-duty generator applications.
• Fuel System and Engine Safety: — Using a correctly rated OEM filter prevents bypass valve miscalibration, which can allow unfiltered oil to circulate during cold starts — a leading cause of accelerated engine wear in standby and continuous-run diesels.

An oil filter is a critical line of defense in any diesel engine, capturing metallic particles, carbon deposits, and combustion contaminants before they can circulate through the engine's oil galleries and reach bearings, pistons, and cylinder walls. In continuous-duty and standby generator applications like the DCA super-silent series, where engines may run for extended hours under load, the oil filter works harder and degrades faster than in intermittent-use equipment. When an oil filter becomes restricted or its bypass valve fails to hold correct pressure, unfiltered oil reaches precision engine components, dramatically shortening engine life and risking catastrophic failure mid-operation.

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.