Multiquip 8973333870 Cooling Fan DCA-45SSIU3 4J1T

The Multiquip 8973333870 Cooling Fan DCA-45SSIU3 4J1T is a genuine OEM cooling fan designed for the DCA45SSIU3 ultra-silent diesel generator. Sourced directly from Multiquip, this part meets the original engineering specifications for the DCA45SSIU3 platform, ensuring a direct, correct-fit installation. Whether you are restoring airflow after a failure or completing scheduled maintenance, this is the manufacturer-approved component for the job.

Key Features

• Genuine OEM Blade Geometry — Manufactured to the exact pitch and diameter spec of the original, delivering the correct airflow volume across the engine and alternator cooling circuit.
• Direct-Mount Replacement — Engineered specifically for the DCA45SSIU3, the bolt pattern and hub interface align with existing hardware for a straightforward swap.
• DCA45SSIU3 Fitment Confirmed — Verified for the Multiquip DCA45SSIU3 Isuzu-powered ultra-silent diesel generator series.
• Sustained Thermal Management — A correctly functioning cooling fan keeps engine and alternator temperatures within the designed operating range, protecting internal components during continuous-duty generation cycles.
• Prevents Thermal Shutdown Risk — A worn or damaged fan reduces airflow and can trigger overtemperature conditions, causing unexpected shutdowns on critical power applications.

The cooling fan is responsible for drawing or pushing air across the engine and alternator assembly to dissipate heat generated during power production. In an enclosed, sound-attenuated generator enclosure like the DCA45SSIU3, controlled airflow is especially critical because natural convection is limited — the fan does the work of keeping operating temperatures stable across extended run times. When the fan cracks, loses a blade, or the hub loosens, airflow drops sharply, internal temperatures climb, and the generator will throttle back or shut down to protect itself, interrupting whatever load it is supplying.

For assistance confirming this part is correct for your unit, contact the DHS Equipment team with your model and serial number before ordering.

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.