Wacker Neuson 5100012638 Wire Harness for RD40-130 & RD45-140 Tandem Rollers

The Wacker Neuson is a genuine OEM Wire Harness designed for the RD40-130 and RD45-140 series tandem rollers, covering standard, canopy, open, US, DPF, and third-generation variants. As a factory-sourced component, the is manufactured to the same specifications as the original part it replaces, ensuring a direct connection to your machine's existing electrical system without adaptation or guesswork. This Wire Harness is a dependable choice for operators and service technicians who need confidence in fitment across a broad range of RD-series roller configurations.

Key Features

• OEM-Matched Electrical Specification — Sourced directly from Wacker Neuson, this Wire Harness carries the correct conductor gauging, connector types, and circuit routing to meet the original electrical design of the RD40-130 and RD45-140 platforms.
• Plug-and-Play Connector Fit — Harness connectors and routing points align exactly with the factory wiring positions, allowing a clean, straightforward swap during service without splicing or rewiring.
• Broad RD-Series Coverage — Compatible with RD40-130 and RD45-140 variants including standard, canopy (C), open (O), US-market, DPF-equipped, and third-generation (.3) configurations — a single part number serving the full RD family.
• Restored Electrical Integrity — A failed or damaged wire harness can cause intermittent faults, control panel errors, or complete electrical failure across the roller's systems. Replacing it with a correct OEM harness restores full, stable communication between the machine's sensors, controls, and engine.
• Electrical Safety Compliance — As a genuine OEM harness, the 5100012638 maintains the insulation ratings, connector locking mechanisms, and circuit protection specifications required for safe operation of the roller's electrical systems.

The wire harness is the central electrical backbone of the tandem roller, routing power and signal connections between the engine, controls, sensors, and operator panel. When a harness becomes damaged — through abrasion, moisture ingress, or connector corrosion — it can produce erratic machine behavior, sensor faults, or prevent the machine from starting altogether. Replacing a worn or compromised harness with the correct OEM part restores the full electrical network to its intended operating condition.

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.