Multiquip EE47271 Radiator Cummins QSK50-G4/KTA50-G9

The Multiquip EE47271 Radiator Cummins QSK50-G4/KTA50-G9 is a genuine OEM radiator designed for KTA50-G9 and QSK50-G4 generator set applications. As a direct OEM replacement, EE47271 is manufactured to the same specifications as the original unit, ensuring proper coolant flow capacity and thermal performance for these high-output Cummins-powered generators. This radiator is the correct fitment choice for KTA50-G9 and QSK50-G4 equipment operators who need a dependable, like-for-like replacement that installs without guesswork. Sourcing the genuine Multiquip part means you get full confidence in cooling system integrity from the moment the unit goes back online.

Key Features

• Genuine OEM Cooling Capacity — Built to the original thermal and flow specifications required by high-output Cummins generator engines, not a generic approximation.
• Direct-Fit Replacement — Engineered to match the original mounting points, inlet/outlet positions, and core dimensions of the factory radiator for straightforward installation.
• Confirmed Fitment — Compatible with Multiquip KTA50-G9 and QSK50-G4 generator sets; verify your model before ordering to ensure correct application.
• Engine Temperature Stability — A correctly functioning radiator keeps coolant temperatures within the engine's operating range, preventing heat-related power loss, derating, or shutdown on critical generator applications.
• Cooling System Integrity — On generator sets running continuous or standby duty cycles, a compromised radiator risks overheating events that can cause engine damage; using the OEM-spec unit maintains the cooling system's designed safety margin.

The radiator is the central heat-exchange component of an engine's liquid cooling system. Hot coolant from the engine is circulated through the radiator core, where airflow — drawn by the cooling fan — transfers heat away from the fluid before it returns to the engine. On large generator sets like the KTA50-G9 and QSK50-G4, maintaining consistent coolant temperature is critical to sustained power output and engine longevity. A cracked, leaking, or blocked radiator reduces cooling efficiency, which can trigger engine thermal protection systems, cause unplanned shutdowns, or lead to serious internal engine damage if left unaddressed.

For questions about fitment or to confirm this is the correct part for your generator set, contact the DHS Equipment team before placing your order.

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.