The Multiquip 164011450A Radiator Cap is a genuine OEM component designed for the DCA45SSIU3 ultra-silent diesel generator series. As a direct factory replacement, this cap is manufactured to the exact pressure specification required to maintain proper cooling system function on your Multiquip generator. It installs directly onto the radiator neck with no adaptation needed, restoring the sealed cooling circuit your machine depends on. Sourced from Multiquip, part 164011450A is the correct service replacement for DCA45SSIU3 units in the field.
Key Features
- Correct Pressure Rating for Diesel Generator Cooling — Built to the OEM-specified pressure relief threshold, ensuring the cooling system maintains proper operating pressure without over-pressurizing or venting prematurely.
- Exact OEM Fit for DCA45SSIU3 — Engineered specifically for the DCA45SSIU3 ultra-silent generator; seats flush on the radiator filler neck for a proper sealed connection.
- Genuine Multiquip OEM Part — Sourced directly from Multiquip, this is the same component installed at the factory — not a generic substitute.
- Protects the Cooling Circuit — A correctly rated radiator cap keeps coolant from boiling off and prevents air from entering the system, both of which can lead to overheating and costly engine damage.
- Critical Safety Component for Pressurized Systems — A failed or incorrect-pressure cap on a generator cooling system can result in coolant loss, overheating, or pressure-related injury during service; using the OEM-specified replacement matters here.
A radiator cap does more than seal the cooling system — it regulates internal pressure to raise the boiling point of the coolant, allowing the engine to run at safe operating temperatures without losing fluid. On a diesel generator like the DCA45SSIU3, where continuous runtime is expected, a cap that fails to hold its rated pressure will cause coolant to escape through the overflow, leading to low coolant levels and eventual overheating. A worn or wrong-rated cap is a common and easily overlooked cause of generator cooling problems.
For fitment questions or help confirming this part is correct for your unit, contact the DHS Equipment parts team directly.
Part Details
| Part Number | 164011450A |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Radiator Cap |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA45SSIU3 |
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.
