The Wacker Neuson Alternator is a genuine OEM alternator designed for the CRT48-35L ride-on concrete trowel series, LTN6L and LTC4L light towers, and PT6LT and PT6LS trash pump units. As a factory-sourced component, this alternator is built to the exact output and fitment specifications required by the original engine and electrical system in each of these machine families. It provides the charging current needed to keep the battery and onboard electrical systems functioning correctly across a wide range of operating conditions. Confirm your machine's model number and serial number against the fitment list before ordering to ensure a direct match.
Key Features
- OEM Output Specification: — Sourced directly from Wacker Neuson, this alternator delivers the correct voltage and amperage output required by the engine charging circuit — no guesswork on electrical compatibility.
- Direct-Mount Replacement: — Engineered to match the original mounting bracket configuration, pulley alignment, and connector interface for a straightforward swap during scheduled maintenance or unplanned replacement.
- Broad Cross-Family Fitment: — Covers the CRT48-35L ride-on trowel, LTN6L and LTC4L light tower models, and PT6LT and PT6LS large-discharge trash pumps — one part number serving multiple Wacker Neuson equipment lines.
- Sustained Electrical System Health: — A properly functioning alternator keeps the battery charged and powers ignition and control circuits under load; a failing unit causes hard starts, battery drain, and eventual shutdown in the field.
- Electrical Safety Assurance: — As a charging system component, using the correct OEM-spec alternator prevents overcharging, wiring stress, and potential damage to sensitive onboard electronics and control modules.
An alternator is the engine-driven charging device responsible for converting mechanical energy into electrical energy while the machine is running. It continuously replenishes the battery and supplies power to the ignition system, lighting circuits, and any electronic controls fitted to the machine. When an alternator begins to fail — through worn brushes, a faulty regulator, or bearing deterioration — the battery can no longer hold a reliable charge, leading to intermittent operation, warning lights, or complete electrical failure. Replacing a worn alternator with the correct OEM unit restores the charging system to its original operating state and protects the surrounding electrical components from the voltage irregularities that a degraded unit can produce.
Part Details
| Part Number | 5000155749 |
|---|---|
| Old Part Number | 0155749 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Alternator |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| CRT48-35L Trowel | CRT48-35L | 5000620113, 5000620806 |
| CRT48-35L-PS | CRT48-35L-PS | 5000620704 |
| LTN6L, KOHLER (LOMBARDINI) | LTN6L | 5000620117, 5000620121, 5000620119, 5000620120, 5000620550, 5000620552, 5000620727, 5200004768, 5000620553 |
| LTN6L-P LIGHT TOWER,60 HZ | LTN6L-P | 5000620297 |
| CRT48-35L-PS | CRT48-35L-PS EU | 5000620900 |
| Light Tower | LTC4L | 5000009375, 5000009377, 5000009379, 5000009485, 5000009311 |
| Light Tower with Power Winch | LTC4L-P | 5000620018 |
| PT6LT Pump w/Trailer T4 | PT6LT | 5200014740 |
| PT6LS Pump | PT6LS | 5200014741 |
| LTN6L 50 Hz Non CE. Custom | LTC6L | 5000620559 |
| PT 6LS | PT6LS(I) | 5200017427 |
| Trash Pump | PT6LT(I) | 5100014076 |
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.
