The Multiquip M1445400103 Duct is a genuine OEM component designed for DCA25USI, DCA25USIXF, DCA25USI2XF, and DCA25 series ultra-silent diesel generators. As a direct factory replacement, this duct ensures the internal airflow path is restored to its original configuration, maintaining proper ventilation throughout the generator enclosure. Sourced directly from Multiquip, part number M1445400103 is built to the same specifications as the original unit installed at the factory.
Key Features
- Genuine OEM Construction — Manufactured to Multiquip's original design tolerances, ensuring correct duct geometry and material grade for sustained airflow performance inside the generator housing.
- Direct Drop-In Replacement — Engineered to mount in the same position and orientation as the original duct, restoring the factory airflow path without rework or modification to surrounding components.
- Confirmed Fitment — Compatible with DCA25USI, DCA25USIXF, DCA25USI2XF, and DCA25 ultra-silent diesel generator models.
- Protects Critical Generator Components — A properly functioning duct channels cooling air to key internal systems; a damaged or missing duct can cause heat buildup that shortens the service life of the engine and alternator.
- Thermal Management Compliance — Restoring the correct duct maintains the generator's designed operating temperature range, which is especially important in enclosed ultra-silent enclosures where heat management is tightly engineered.
The duct in a ultra-silent generator enclosure is a formed channel that directs cooling air through the housing in a controlled path, guiding airflow over the engine, alternator, and other heat-generating components before exhausting it safely out of the enclosure. Without a properly seated duct, air takes the path of least resistance rather than the engineered route, leaving hot spots that accelerate wear and can trigger thermal shutdowns. On ultra-silent units like the DCA25 series, where the enclosure is specifically designed to suppress noise, maintaining the correct internal airflow geometry is critical to keeping operating temperatures within safe limits.
For questions about fitment or to confirm compatibility for your specific serial number range, contact DHS Equipment directly.
Part Details
| Part Number | M1445400103 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Duct |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA25USI |
| Diesel Powered Generators | DCA25USIXF |
| Ultra-Silent Generators | DCA25USI2XF |
| Ultra-Silent Generators | DCA25 |
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.
