The Multiquip Y0377102270 SCR Coolant Line is a genuine OEM component designed for the DCA125SSIU4F ultra-silent diesel generator. Sourced directly from Multiquip, this part meets the exact specifications required for proper coolant routing through the Selective Catalytic Reduction system on this machine. Correct fitment to the DCA125SSIU4F is confirmed, ensuring this line installs and connects as intended without modification.
Key Features
- Genuine OEM Construction — Manufactured to the same material grade and dimensional tolerances as the original line, ensuring correct flow capacity and pressure resistance within the SCR cooling circuit.
- Direct-Fit Replacement — Engineered to connect to the existing fittings and routing path on the DCA125SSIU4F, allowing a clean, straightforward swap during maintenance.
- Confirmed Fitment for DCA125SSIU4F — Verified compatibility with the DCA125SSIU4F ultra-silent diesel generator series; always cross-reference your model before ordering.
- Maintains SCR System Integrity — A properly functioning coolant line keeps the SCR aftertreatment system at its correct operating temperature; a cracked or leaking line can lead to SCR inefficiency, emissions non-compliance, and potential engine derating.
- Emissions System Compliance — The SCR system is a regulated aftertreatment component; using a correct OEM coolant line supports the system's designed function and helps the generator remain within its certified Tier 4 Final emissions parameters.
The SCR Coolant Line routes engine coolant through the Selective Catalytic Reduction aftertreatment system, maintaining the temperature range required for the SCR catalyst to convert exhaust NOx emissions effectively. On Tier 4 Final diesel generators like the DCA125SSIU4F, the SCR system is integral to both regulatory compliance and full power output — if the generator's control system detects an emissions fault, it may derate engine performance. A worn, cracked, or leaking coolant line disrupts thermal regulation within the SCR circuit, which can trigger fault codes, reduce generator output, and ultimately lead to costly downtime on the job.
Part Details
| Part Number | Y0377102270 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | SCR Coolant Line |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA125SSIU4F |
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.
