The Multiquip 1920373010 is a genuine OEM Thermostat Assembly V1205B designed for DLW300ES, DLW300ESA, and DLW300ESA1 diesel light welder units. As a factory-sourced component, it delivers exact-specification cooling system control to match the original design intent of the machine. DHS Equipment supplies this part direct, so you can be confident you are getting the correct assembly for your unit. Verify your model code against the fitment list before ordering to ensure compatibility.
Key Features
- Genuine OEM Cooling Precision — Factory-sourced thermostat engineered to open and close at the correct temperature threshold for the V1205B engine, maintaining proper operating temperature under load.
- Direct-Fit Assembly — Matches the original housing dimensions and coolant port configuration of the DLW300ES series, dropping into place without modification to the cooling circuit.
- Confirmed Fitment — Compatible with DLW300ES, DLW300ESA, and DLW300ESA1 Multiquip diesel light welders equipped with the Kubota V1205B engine.
- Protects Engine from Thermal Stress — A correctly functioning thermostat keeps the engine within its designed heat range, preventing overheating during extended welding operations and cold-start overcooling in low ambient temperatures.
- Complete Assembly — Supplied as a full thermostat assembly rather than a bare thermostat element, simplifying the service procedure and ensuring all mating components are replaced together.
The thermostat is a temperature-sensitive valve that regulates coolant flow between the engine and the radiator. When the engine is cold, the thermostat stays closed to help the engine reach operating temperature quickly; once the correct temperature is reached, it opens to allow coolant to circulate through the radiator and shed excess heat. A failed or stuck thermostat can cause the engine to run too hot, leading to damage, or too cold, resulting in poor fuel efficiency and increased wear on internal components.
Part Details
| Part Number | 1920373010 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Thermostat Assembly V1205B |
Compatibility & Fitment
| Name | Model |
|---|---|
| Welders | DLW300ES |
| Welders | DLW300ESA |
| Welders | DLW300ESA1 |
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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