The Wacker Neuson Key Switch is a genuine OEM ignition and power control switch designed for PT6LT and PT6LS series trash pumps and the LTN6L, LTN6LE, LTC4L, and LTV6L series light towers. As a direct OEM replacement, this key switch meets Wacker Neuson's original design specifications, ensuring the same secure fitment and electrical compatibility as the part it replaces. It is also confirmed for use with select E3000 engine/generator assemblies across multiple machine numbers. Whether you're returning a light tower to service or restoring operational control to a pump unit, is the verified part for the job.
Key Features
- Genuine OEM Electrical Spec: — Manufactured to Wacker Neuson's original switch specification, ensuring correct circuit continuity, contact resistance, and switching logic for proper machine start and stop behavior.
- Drop-In Wiring Compatibility: — Replaces the original switch with a matching connector and terminal layout, fitting directly into the existing control panel harness without splicing or rewiring.
- Broad Fitment Across Two Equipment Families: — Confirmed for PT6LT and PT6LS trash pumps and a wide range of LTN6L, LTN6LE, LTN6L-V, LTN6L-V S, LTC4L, and LTV6L light tower configurations, including 50 Hz and 60 Hz variants.
- Restores Full Ignition Control: — A worn or failed key switch can prevent machine startup, cause intermittent shutdowns, or leave equipment unable to power off safely — replacing it restores predictable, reliable control of the engine circuit.
- Electrical Safety Compliance: — As a primary on/off control component, using the correct OEM switch ensures the machine's ignition circuit operates within its designed safety parameters, reducing the risk of unintended energization or failure to shut down.
The key switch is the primary operator interface for controlling the ignition and power circuit on engine-driven equipment. When the switch is turned to the run or start position, it completes the electrical circuit that allows the engine to crank and run; turning it off interrupts that circuit to shut the engine down safely. On light towers and pump units, a faulty key switch commonly presents as a machine that won't start, starts intermittently, or cannot be shut off using the panel control — all of which signal that the switch contacts have worn or failed internally.
Part Details
| Part Number | 5000165577 |
|---|---|
| Old Part Number | 0165577 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Key Switch |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| PT6LT Pump w/Trailer | PT6LT | 5000007175, 5200014740 |
| 150mm/6in Centrifugal Trash Pu mp Skid Mounted | PT6LS | 5000007174, 5200014741 |
| LTN6L, KOHLER (LOMBARDINI) | LTN6L | 5000620117, 5000620121, 5000620727, 5000620550, 5000620552, 5000620119, 5000620120, 5000620553, 5200004090, 5200004768, 5200012438, 5200022990, 5200017094, 5200017095, 5200022155, 5100027056 |
| LTN6L-P LIGHT TOWER,60 HZ | LTN6L-P | 5000620297 |
| LTN6L 50 Hz Non CE. Custom | LTC6L | 5000620559 |
| LTN6L-V LIGHT TOWER,50HZ | LTN6L-V | 5200002720, 5200002721, 5200002716, 5200002717, 5200002718, 5200002719, 5200017102, 5200019283 |
| LTN6L-V S, KOHLER (LOMBARDINI) | LTN6L-V S | 5200018536, 5200018539, 5200018573, 5200018552, 5200023687, 5200023688, 5200023689, 5200018576 |
| Light Tower | LTC4L | 5000009375, 5000009377, 5000009379, 5000009485 |
| LTN6LE-V 50 Hz CE 230 V LED | LTN6LE-V | 5200019285, 5200019140 |
| Light Tower with Power Winch | LTC4L-P | 5000620018 |
| LTN6L 50 Hz CE- RACKED | LTN6LE | 5200019142, 5200019143, 5200019141 |
| E3000 | E3000 | 5100055568, 5100056441, 5100056440 |
| PT 6LS | PT6LS(I) | 5200017427, 5200012427 |
| Trash Pump | PT6LT(I) | 5100014076 |
| Engine/Generator cpl. | Engine/Generator cpl. | 5100039560 |
| Light Tower | LTV6L | 5100039607 |
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.
