The Multiquip 90099998 is a genuine OEM Seal Switch Housing SB-4A designed for the SB-4A. As a direct OEM part, it is manufactured to the exact specifications of the original component, ensuring a correct installation with no guesswork. This part is sourced and sold by DHS Equipment, an authorized Multiquip parts distributor. If you are servicing an SB-4A unit, part number 90099998 is the correct OEM replacement to restore the switch housing seal to its original condition.
Key Features
- OEM Seal Integrity — Manufactured to the original material and dimensional spec, ensuring the switch housing maintains a proper environmental seal against moisture, dust, and debris ingress.
- Direct-Fit Installation — Engineered as an exact replacement for the SB-4A switch housing, matching the original mounting points and sealing surfaces for a straightforward swap.
- Confirmed SB-4A Fitment — Verified for SB-4A equipment; part number 90099998 maps directly to this application so you can order with confidence.
- Protects Switch Function — A correctly seated seal prevents contaminants from compromising the switch mechanism, maintaining consistent electrical operation and helping avoid nuisance faults or switch failure.
- Genuine Multiquip OEM Part — Backed by Multiquip's OEM supply chain, this is not an approximated substitute — it is the same part specified in the original equipment documentation.
The Seal Switch Housing SB-4A serves as the protective enclosure and sealing element around the switch assembly on the SB-4A unit. Its primary role is to shield the internal switch contacts from moisture, dust, and physical damage that could cause premature failure or erratic operation. When this seal degrades or the housing becomes cracked or compromised, contaminants can reach the switch internals, leading to unreliable switching behavior or complete switch failure — making timely replacement important for consistent machine operation.
For questions about fitment or to confirm this part is correct for your specific unit, contact the DHS Equipment team directly for support.
Part Details
| Part Number | 90099998 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Seal Switch Housing SB-4A |
Compatibility & Fitment
| Name | Model |
|---|---|
| SB-4A | SB-4A |
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.
