The Wacker Neuson 5100034321 is a genuine OEM D.C. Wiring Harness designed for the G100 and G70 series portable generators, including Standard, Cold Weather, Custom, URI, and URI CW Tier 4 Final configurations. As a factory-original component, this harness is manufactured to the exact routing, connector, and conductor specifications required by these machines — ensuring proper signal and power distribution across the generator's direct-current circuits. Verified fitment covers multiple G70 and G100 variants, making the 5100034321 the correct replacement when inspecting or restoring the DC electrical system on these units.
Key Features
- Factory-Correct Conductor and Connector Spec — Manufactured to the exact wire gauge, insulation grade, and terminal configuration required for the G100 and G70 DC electrical circuits, so every connection seats and functions as originally designed.
- Genuine OEM Part — Sourced directly from Wacker Neuson, this harness carries the same part number used in original production — no ambiguity about compatibility or spec compliance.
- Broad G-Series Generator Fitment — Confirmed for G100 and multiple G70 variants: Standard T4F, Cold Weather T4F, Custom T4F, URI T4F, and URI CW T4F configurations.
- Protects DC System Integrity — A damaged or degraded wiring harness causes intermittent faults, failed instrumentation, and loss of control signals. Replacing with the correct OEM harness restores full DC circuit continuity and protects downstream components.
- Electrical Safety Compliance — Correct insulation ratings and properly seated terminals matter on generator electrical systems. Using the genuine OEM harness maintains the machine's original electrical safety margins and avoids the risk of chafing, arcing, or poor grounding introduced by non-matched alternatives.
The D.C. Wiring Harness routes and distributes low-voltage direct-current power and control signals throughout the generator — connecting the battery, control panel, instrumentation, and ancillary electrical loads into a single managed circuit network. It is the backbone of the machine's DC electrical system, and any break, corrosion, or chafing in the harness can cause erratic behavior ranging from gauge failures and warning light faults to complete loss of generator control. Replacing a worn or damaged harness with the correct OEM unit restores full electrical continuity and ensures every downstream component receives clean, stable power and accurate signal input.
Part Details
| Part Number | 5100034321 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | D.C. Wiring Harness |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G100 | G100 | 5100045086, 5100045498, 5100045499 |
| G70 Generator, URI HVAC T4F | G70 | 5100042499, 5100042498, 5100042497, 5100042496, 5100042500 |
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.
