The Multiquip 8943930771 Relief Valve Assembly DCA-40SSAI 4BD1 is a genuine OEM component designed for the DCA40SSAI ultra-silent diesel generator. This assembly is sourced directly through Multiquip's authorized parts network, ensuring the correct fit and specification for the 4BD1 engine platform. Verified fitment for the DCA40SSAI means you can order with confidence knowing this part installs correctly the first time.
Key Features
- OEM Pressure Specification: — Built to the exact pressure rating required by the 4BD1 engine, maintaining proper hydraulic or oil circuit regulation throughout the generator's operating range.
- Direct-Fit Assembly: — Engineered to match the original mounting configuration of the DCA40SSAI, allowing straightforward installation without fabrication or adaptation.
- Confirmed DCA40SSAI Fitment: — Specifically matched to the DCA40SSAI ultra-silent diesel generator; always verify your model and engine code before ordering.
- Engine Protection: — A properly functioning relief valve prevents over-pressurization in the lubrication or hydraulic circuit, protecting internal engine components from damage under load.
- Genuine OEM Part: — Supplied as an authorized Multiquip OEM assembly, so the materials, tolerances, and sealing surfaces meet the original design intent for the 4BD1 powerplant.
A relief valve assembly regulates fluid pressure within an engine's lubrication or hydraulic circuit by opening at a precisely calibrated threshold to divert excess pressure safely. In a diesel generator like the DCA40SSAI, this valve plays a critical role in protecting the 4BD1 engine from oil pressure spikes that can damage bearings, seals, and other precision components. When the valve sticks open, the engine runs with chronically low pressure; when it fails closed, dangerously high pressure can blow seals or cause catastrophic internal damage — making timely replacement essential for continued generator reliability.
For questions about fitment or to confirm this is the correct part for your DCA40SSAI, contact the DHS Equipment parts team before ordering.
Part Details
| Part Number | 8943930771 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Relief Valve Assembly DCA-40SSAI 4BD1 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA40SSAI |
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.
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