The Multiquip 9096640010 Water Drain Plug DCA-45USJ 4JG1 is a genuine OEM component designed for the DCA-45USJ ultra-silent diesel generator. Sourced directly from Multiquip, this plug is the same part installed at the factory, ensuring a correct, leak-free fit in the cooling system drain point. If you are servicing or performing a coolant flush on a DCA-45USJ unit, this is the exact replacement plug specified for that machine.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to the exact thread spec and material grade required for a coolant-tight seal in the DCA-45USJ cooling system drain port.
- Direct Drop-In Replacement — Matches the original drain plug thread profile and seating geometry, reinstalling the same way the factory plug came out.
- Confirmed Fitment for DCA-45USJ — Verified for the DCA-45USJ Isuzu 4JG1-powered ultra-silent generator series — cross-check your model before ordering.
- Prevents Coolant Loss — A compromised or missing drain plug allows coolant to escape, leading to overheating and potential engine damage; this OEM plug restores the sealed system.
- Cooling System Safety — Maintaining a properly sealed drain point is critical on enclosed generator sets where coolant leaks can go undetected until serious damage occurs.
The water drain plug seals the drain port on the engine cooling system, keeping coolant contained within the circuit during normal operation. When you need to drain the coolant for a flush, maintenance, or winterization, the plug is removed and then reinstalled to reseal the system. A cracked, stripped, or missing drain plug will allow coolant to leak continuously, causing the engine to run hot and risking overheating-related damage to the 4JG1 diesel engine in the DCA-45USJ generator.
For questions about fitment or to confirm this part is correct for your unit, contact the DHS Equipment team before ordering.
Part Details
| Part Number | 9096640010 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Water Drain Plug DCA-45USJ 4JG1 |
Compatibility & Fitment
| Name | Model |
|---|---|
| DCA-45USJ | DCA-45USJ |
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.
