The Multiquip 15481 Mechanical Seal Assembly is a genuine OEM component designed for DLW300ES series diesel light welders and DAC7000SS / DA7000SSA2 series diesel generators. As a direct OEM replacement, it meets the original engineering specifications of the equipment it serves, ensuring proper sealing performance without adaptation. Verified fitment spans multiple configurations across both the DLW300ES and DAC7000SS / DA7000SSA2 families, making part number 15481 the correct choice for technicians working on these units.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to the original material and dimensional spec, maintaining the compression characteristics critical for a mechanical seal to function correctly under heat and pressure cycling.
- Drop-In Installation — Designed to seat and align exactly as the factory assembly did, with no machining or modification needed to the seal housing.
- Broad Fitment Across Two Equipment Families — Confirmed for DLW300ES (ESA, ESA1), DAC7000SSA, DAC7000SSW, DAC7000SS, DA7000SSA2GH, and DA7000SSA2 models.
- Prevents Fluid Migration and Contamination — A properly functioning mechanical seal keeps fluids separated and contained; a worn or damaged seal leads to leakage, contamination of adjacent systems, and accelerated component wear.
- Critical for Generator and Welder Reliability — In diesel-powered equipment, seal failure can result in fluid loss that causes overheating or engine damage, making timely replacement essential to sustained operation.
A mechanical seal assembly creates a dynamic, pressure-resistant barrier between rotating and stationary components — typically where a shaft passes through a housing — to prevent fluid from escaping the system. Unlike a static gasket, it must maintain a consistent seal while the shaft is in motion, which means the sealing faces, spring tension, and material grade all directly affect its service life. When a mechanical seal wears out or fails, leakage develops quickly, and if left unaddressed, the resulting fluid loss or contamination can cause significant damage to the surrounding components.
For assistance confirming fitment or to verify that part number 15481 is correct for your specific serial number range, contact the DHS Equipment team directly.
Part Details
| Part Number | 15481 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Mechanical Seal Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| Welders | DLW300ES |
| Welders | DLW300ESA |
| Welders | DLW300ESA1 |
| Diesel Powered Generators | DAC7000SSA |
| Diesel Powered Generators | DAC7000SSW |
| Diesel Powered Generators | DAC7000SS |
| Diesel Powered Generators | DA7000SSA2GH |
| Diesel Powered Generators | DA7000SSA2 |
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.
