Wacker Neuson 5100012772 Wire Harness for RD24-100, RD27-120 & RD28-120 Tandem Rollers

The Wacker Neuson Wire Harness is a genuine OEM Wire Harness designed for the RD24-100, RD27-120, and RD28-120 series Tandem Rollers, including standard, C, O, and US variants across multiple build generations. As a direct factory replacement, this harness carries the same connector layouts, wire gauges, and routing specifications as the original, ensuring the electrical system integrates exactly as intended. It covers an extensive range of Wacker Neuson Tandem Roller configurations, making it the correct choice whether you are servicing an earlier RD24-100 or a later-generation RD28-120 variant.

Key Features

• OEM-Correct Electrical Specification — Manufactured to Wacker Neuson's original wiring layout, including matched connector types and wire gauges, so signals and power are routed without resistance or compatibility issues.
• Plug-and-Play Connector Match — Each connector on the 5100012772 mirrors the original harness terminals, allowing direct installation without splicing, adapting, or re-pinning any circuits.
• Broad Tandem Roller Coverage — Fits the RD24-100, RD27-120, and RD28-120 series, including standard, C (cabin), O (open), and US-market variants across multiple production generations.
• Protects Full Machine Electrical Function — A correctly functioning wire harness keeps all roller systems — propulsion controls, compaction electronics, and operator safety circuits — communicating as designed. A damaged or degraded harness can trigger erratic behavior, fault codes, or complete electrical failure.
• Electrical Safety Integrity — As the primary conductor of control and power signals throughout the roller, a properly rated OEM harness prevents shorts, grounding faults, and unintended circuit behavior that could affect operator safety or machine compliance.

The wire harness is the central nervous system of a Tandem Roller's electrical architecture, bundling and routing all power and signal circuits between the engine, control panel, compaction systems, and operator safety components. When a harness degrades — through abrasion, heat exposure, moisture ingress, or damaged insulation — the machine may exhibit intermittent faults, unresponsive controls, or fail to start altogether. Replacing a worn harness with the correct OEM part restores clean, uninterrupted electrical communication across all systems and eliminates fault conditions caused by compromised wiring.

Part Details

Compatibility & Fitment

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.