The Wacker Neuson is a genuine OEM Rectifier Diode designed for the CRT48-25K and CRT36-23K series ride-on concrete power trowels. As a factory-original component, the is manufactured to the exact electrical specifications required by these machines, ensuring the charging and power management system functions as intended. This part is compatible with both low-speed and high-speed variants of the 48-inch CRT48-25K and the high-speed variants of the 36-inch CRT36-23K and CRT36-25K ride-on trowels.
Key Features
- OEM-Matched Electrical Rating — Manufactured to the correct forward voltage and current capacity for the CRT series charging circuit, ensuring stable rectification without overloading downstream components.
- Direct-Fit Replacement — Engineered as a drop-in replacement that connects to the existing wiring harness on compatible CRT trowels without adaptation or rewiring.
- Broad CRT Series Coverage — Fits the CRT48-25K-L (48 in. Low Speed), CRT48-25K-H (48 in. High Speed), CRT36-23K-H, and CRT36-25K-H (36 in. High Speed) ride-on concrete trowels.
- Protects Electrical System Integrity — A correctly functioning rectifier diode prevents AC voltage from feeding back into the DC circuit; a failed diode can cause battery drain, erratic charging, or broader electrical damage.
- Genuine Wacker Neuson OEM Part — Sourced directly from Wacker Neuson, this component meets the same production standards as the original part installed at the factory.
A rectifier diode converts alternating current (AC) produced by the machine's charging system into the direct current (DC) needed to power onboard electrical components and maintain battery charge. On a ride-on concrete trowel like the CRT series, the electrical system supports ignition, controls, and engine management — making a properly functioning diode essential to reliable operation. When this diode fails, the charging circuit is disrupted, which can lead to a dead battery, electrical system faults, and machine downtime on the slab.
Part Details
| Part Number | 5000152436 |
|---|---|
| Old Part Number | 0152436 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Rectifier Diode |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 1220mm/48in Low Speed Ride-On Trowel | CRT48-25K-L | 5000009084 |
| 1220mm/48in High Speed Ride-On Trowel | CRT48-25K-H | 5000009085 |
| 915mm/36in Ride-On High Speed Trowel | CRT36-23K-H | 5000009083 |
| 915mm/36in Ride-On High Speed Trowel | CRT36-25K-H | 5000620027 |
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.
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