The Multiquip M3443200103 Rear Door is a genuine OEM component designed for DCA125SSJU, DCA125SSJU2, DCA100SSJU, and DCA125SSJU2-FEMA ultra-silent diesel powered generators. As a direct OEM replacement, this rear door is manufactured to the same specifications as the original, ensuring a correct fit against the generator enclosure without rework or modification. Sourced directly through Multiquip's authorized parts network, it is the same part your unit shipped with from the factory, making it the straightforward choice when your existing door is damaged, worn, or missing.
Key Features
- Genuine OEM Construction — Manufactured to the same enclosure tolerances as the original, ensuring flush panel alignment and proper latch engagement on the generator housing.
- Direct Enclosure Fit — Designed to mount directly onto compatible DCA-series generator enclosures, aligning with existing hinge points and hardware for a straightforward swap.
- Broad DCA-Series Compatibility — Confirmed fitment across DCA125SSJU, DCA125SSJU2, DCA100SSJU, and DCA125SSJU2-FEMA ultra-silent generator models.
- Enclosure Integrity — A properly fitted rear door maintains the acoustic and weather-sealing performance the DCA ultra-silent enclosure is built to deliver — a damaged or missing door compromises both.
- Weather and Access Protection — Restores the enclosure's ability to shield internal components from the elements and unauthorized access, which is especially critical on long-duration or FEMA-deployment units.
The rear door on a DCA-series ultra-silent generator is a structural panel of the sound-attenuating enclosure that surrounds the genset. It serves two primary roles: maintaining the acoustic dampening performance of the enclosure by keeping the interior sealed, and protecting internal components — including the engine, alternator, and control systems — from weather, debris, and unauthorized access. When the rear door is cracked, bent, or absent, the enclosure can no longer contain sound effectively, and internal components are exposed to moisture and contaminants that accelerate wear and can lead to costly electrical or mechanical failures.
For help confirming this part fits your specific unit, contact the DHS Equipment team with your model and serial number.
Part Details
| Part Number | M3443200103 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Rear Door |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA125SSJU |
| Diesel Powered Generators | DCA125SSJU2 |
| Diesel Powered Generators | DCA100SSJU |
| Diesel Powered Generators | DCA125SSJU2-FEMA |
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.
