The Multiquip M1330100703 Muffler is a genuine OEM component designed for DCA45SSIU3, DCA45SSIU4, DCA45SSIU3-60HZ, and DCA45SSIU3-50HZ ultra-silent diesel generators. As a factory-sourced part, it meets the exact specifications Multiquip engineers built into these units, ensuring the exhaust system performs as intended. If your DCA45SSI series generator is running louder than usual, producing excessive back pressure, or showing signs of exhaust leaks, replacing the muffler with part number M1330100703 restores proper operation.
Key Features
- Genuine OEM Exhaust Specification — Manufactured to the exact back-pressure and sound-attenuation ratings required by DCA45SSI series generators, maintaining the ultra-silent performance these units are rated for.
- Direct-Fit Replacement — Engineered to bolt directly into the existing exhaust mounting points on DCA45SSIU3 and DCA45SSIU4 models with no fabrication or adaptation needed.
- Broad DCA45SSI Series Coverage — Compatible with DCA45SSIU3, DCA45SSIU4, DCA45SSIU3-60HZ, and DCA45SSIU3-50HZ, covering both 50 Hz and 60 Hz variants of this generator family.
- Sustained Sound Suppression — A correctly functioning muffler keeps exhaust noise within the low-decibel thresholds these generators are sold on; a damaged or worn muffler defeats that rating entirely.
- Exhaust Integrity and Compliance — On generators used in noise-sensitive or enclosed environments, a sound OEM muffler is essential for meeting site noise ordinances and safe exhaust routing requirements.
The muffler is the final stage of a generator's exhaust system, responsible for reducing the high-frequency combustion noise produced by the engine before it exits the machine. On ultra-silent generators like the DCA45SSI series, the muffler works in close coordination with the enclosure's acoustic lining to achieve the low-decibel output these units are known for. When a muffler corrodes, cracks, or develops a leak, exhaust gases can escape before being fully attenuated, resulting in a sharp increase in operating noise, potential carbon monoxide routing issues, and reduced engine efficiency due to improper back pressure.
DHS Equipment is an authorized Multiquip parts dealer. Contact our parts team to confirm fitment or to get assistance ordering M1330100703 for your generator.
Part Details
| Part Number | M1330100703 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Muffler |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA45SSIU3 |
| Diesel Powered Generators | DCA45SSIU4 |
| Diesel Powered Generators | DCA45SSIU3-60HZ |
| Diesel Powered Generators | DCA45SSIU3-50HZ |
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.
