Multiquip 0228800770 Rubber Seal

The Multiquip 0228800770 is a genuine OEM Rubber Seal designed for the DCA series ultra-silent and super-silent diesel generator lineup, including the DCA45SSIU3, DCA70SSIU, DCA70SSJU, DCA85SSJU, DCA36SPX, DCA56SPX, and related variants. As a factory-original component, this seal is manufactured to the exact material and dimensional standards used in production, ensuring a proper fit within the generator enclosure or fluid system. It is compatible across a wide range of DCA generator configurations, including 50 Hz and 60 Hz variants and FEMA-spec units. When you need a direct OEM replacement to restore your generator to proper working condition, the part is the correct part to specify.

Key Features

• OEM-Grade Rubber Compound — Manufactured from the same material specification used at the factory, providing consistent compression, sealing force, and resistance to heat and fuel vapors typical in diesel generator environments.
• Drop-In Enclosure or Fluid-System Fit — Engineered to seat correctly in its mating groove or housing without trimming or shimming, maintaining the integrity of the seal interface on installation.
• Broad DCA Series Coverage — Fits DCA45SSIU3, DCA70SSIU, DCA70SSJU, DCA85SSJU, DCA36SPX, DCA56SPX, MQP56, and multiple frequency and special-configuration variants within the DCA generator family.
• Enclosure Integrity and Noise Attenuation — A correctly seated rubber seal maintains the acoustic and environmental closure of the super-silent enclosure; a degraded or missing seal allows sound leakage, moisture ingress, and potential exhaust contamination inside the canopy.
• Fuel and Moisture Barrier Compliance — Where this seal serves a fuel or coolant interface, correct sealing is critical to preventing fluid leaks that could create fire risk or environmental contamination on the worksite.

A rubber seal in a diesel generator serves as a barrier between two mating surfaces — whether that is a panel joint in the acoustic enclosure, a fluid system connection, or a component housing. Its role is to prevent the passage of air, moisture, fuel, coolant, or exhaust gases past that joint. In super-silent and ultra-silent generator designs like the DCA series, enclosure seals also contribute directly to the unit's sound-attenuation performance. When a rubber seal hardens, cracks, or compresses permanently with age, it loses its ability to conform to the mating surface, allowing leaks or noise breakthrough that signal it is time for replacement with the correct OEM part.

DHS Equipment supplies genuine Multiquip OEM replacement parts with fitment accuracy you can count on. If you have questions about whether the part is the right Rubber Seal for your specific generator configuration, contact our parts team for assistance.

Part Details

Compatibility & Fitment

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.