The Multiquip Y0377102100 SCR Coolant Line is a genuine OEM component designed for the DCA125SSIU4F ultra-silent diesel generator. Sourced directly from Multiquip, this part matches the original specification for a drop-in installation with no guesswork on fitment. If you're servicing the selective catalytic reduction system on a DCA125SSIU4F unit, this is the correct line for the job.
Key Features
- Genuine OEM Construction — Manufactured to the exact material and dimensional spec of the original, ensuring proper flow characteristics and resistance to coolant system pressures.
- Direct Replacement for DCA125SSIU4F — Engineered to connect to the existing fittings and routing path on the SCR cooling circuit, making installation straightforward for qualified technicians.
- SCR System Integrity — A correctly functioning coolant line keeps the SCR system at the operating temperature needed for effective emissions reduction; a cracked or leaking line can compromise the entire aftertreatment system.
- Coolant-Compatible Materials — Built to withstand continuous exposure to engine coolant, heat cycling, and the pressures typical of a Tier 4 diesel generator cooling circuit.
- Emissions Compliance Support — The SCR system on Tier 4 equipment is a regulated aftertreatment component; using the correct OEM line helps maintain proper system function and compliance with emissions standards.
The SCR coolant line routes engine coolant through the selective catalytic reduction system to maintain the thermal conditions required for the SCR catalyst to function correctly. In Tier 4 diesel generators like the DCA125SSIU4F, the SCR system reduces nitrogen oxide emissions by injecting a diesel exhaust fluid into the exhaust stream — a process that depends on stable temperatures within a specific range. A damaged, kinked, or leaking coolant line disrupts that thermal balance, which can trigger fault codes, reduce generator output, or cause the unit to derate until the issue is resolved.
Part number Y0377102100 is stocked by DHS Equipment as an authorized Multiquip parts dealer. Confirm your model number before ordering to ensure correct fitment. Contact DHS Equipment if you need help verifying compatibility or sourcing additional components for your DCA125SSIU4F service.
Part Details
| Part Number | Y0377102100 |
|---|---|
| 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.
