The Multiquip 12278 Battery Negative Post Cable 4Ga x 32 x 3/8 is a genuine OEM replacement cable designed for Whiteman ride-on power trowel models including STX55Y6, STX55J6, STX6H, HTX44Y4, HTX44Y5, HTX44K4, HTX44K5, HTX6H, HTXG6DF, HHXD5, HHXD5-ES, HHXG5, and HHXDF4-DF5. Sourced directly from Multiquip, this cable is manufactured to the exact gauge, length, and terminal specification of the original component your machine shipped with. Verifying the part number 12278 against your trowel's serial plate before ordering ensures a direct, correct-fit installation.
Key Features
- Genuine OEM Conductor Spec — 4-gauge copper construction meets the original current-carrying capacity required to reliably ground the electrical system on Whiteman ride-on trowels.
- Correct Length and Terminal Sizing — At 32 inches with 3/8-inch ring terminals, this cable routes and terminates exactly as the original, connecting directly to the battery negative post without trimming or re-terminating.
- Broad Ride-On Trowel Coverage — Confirmed fitment across STX55, STX6H, HTX44, HTXG6DF, HTX6H, HHXD5, HHXG5, and HHXDF4-DF5 series machines.
- Stable Electrical Ground Path — A properly functioning negative battery cable maintains a low-resistance ground return path; a corroded or undersized cable causes erratic electrical behavior, failed starts, and control system faults on hydraulic trowels.
- Electrical System Safety — On hydraulic ride-on trowels, a compromised ground cable can cause unintended voltage drops that affect blade pitch controls and engine management — using the correct OEM cable maintains circuit integrity.
The battery negative cable provides the ground return path between the battery's negative terminal and the machine's chassis and electrical system. On a ride-on power trowel, where engine management, hydraulic controls, and operator safety systems all draw from the same electrical circuit, a clean and correctly rated ground cable is essential to stable operation. When this cable corrodes, loosens, or breaks down internally, the result is typically hard-start conditions, flickering instrument panels, or erratic hydraulic blade response — symptoms that are often misdiagnosed as control or engine faults until the ground circuit is inspected.
Part Details
| Part Number | 12278 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Battery Negative Post Cable 4Ga x 32 x 3/8 |
Compatibility & Fitment
| Name | Model |
|---|---|
| Whiteman Ride-On Power Trowels | STX55Y6 |
| Whiteman Ride-On Power Trowels | HHXDF4-DF5 |
| Whiteman Ride-On Power Trowels | STX6H |
| Whiteman Ride-On Power Trowels | HTXG6DF |
| Whiteman Ride-On Power Trowels | HTX6H |
| Whiteman Ride-On Power Trowels | HHXD5-ES |
| Whiteman Ride-On Power Trowels | HHXG5 |
| Whiteman Ride-On Power Trowels | HHXD5 |
| Whiteman Ride-On Power Trowels | HTX44Y5 |
| Whiteman Ride-On Power Trowels | HTX44Y4 |
| Whiteman Ride-On Power Trowels | STX55J6 |
| Whiteman Ride-On Power Trowels | HTX44K5 |
| Whiteman Ride-On Power Trowels | HTX44K4 |
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.
