The Multiquip SBT40GL51289 is a genuine OEM Sub Base Tank 40 Gallon designed for the DCA20SPX ultra-silent diesel generator. As a direct OEM replacement, this tank is built to the exact specifications of the original component, ensuring a correct fit within the generator's integrated base structure. Sourced directly through Multiquip's authorized parts network, the part is the correct service replacement for DCA20SPX units requiring sub base fuel tank replacement.
Key Features
- OEM Fuel Containment Integrity — Manufactured to the same material and dimensional standards as the original, ensuring proper sealing and fuel compatibility for diesel applications.
- Integrated Base Design — Engineered to mount directly within the DCA20SPX sub base frame, aligning with existing fuel line connections and mounting points without alteration.
- 40-Gallon Capacity — Maintains the full rated fuel capacity of the DCA20SPX, supporting extended run times between refueling intervals as the unit was designed to deliver.
- Confirmed DCA20SPX Fitment — Verified for the DCA20SPX ultra-silent diesel generator series; always cross-reference your model before ordering.
- Sustained Generator Operation — A compromised or leaking sub base tank disrupts fuel delivery and can force unplanned shutdowns; replacing it with the correct OEM part restores dependable continuous operation.
The sub base tank on a DCA20SPX generator serves as the primary onboard fuel reservoir, housed within the structural base of the unit to keep the overall footprint compact. It feeds diesel fuel to the engine to sustain generator output during operation, and its integrated position within the base also contributes to the machine's low center of gravity and stable footing. When the tank develops a leak, suffers impact damage, or degrades over time, fuel delivery becomes unreliable and the unit may shut down unexpectedly or pose a safety hazard — making timely replacement with a correct OEM part essential.
For fitment questions or to confirm this part is right for your DCA20SPX unit, contact the DHS Equipment parts team for assistance.
Part Details
| Part Number | SBT40GL51289 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Sub Base Tank 40 Gallon |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA20SPX |
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.
