The Wacker Neuson Relay Switch is a genuine OEM component designed for the RD27-100 and RD27-120 hydrostatic vibratory rollers. Sourced directly from Wacker Neuson, this part meets the exact electrical specifications of the original switch installed at the factory. It is confirmed to fit multiple machine configurations across both the RD27-100 and RD27-120 series, making it the correct choice for operators servicing these tandem rollers. When you need a direct, no-compromise replacement for a failed or faulty relay switch, part number is the part to order.
Key Features
- Correct Electrical Specification — Genuine OEM construction ensures the relay switch operates at the precise switching capacity and voltage rating required by the RD27 electrical system.
- Drop-In Connector Compatibility — Engineered to match the original wiring harness connector and mounting position, allowing straightforward installation without adapters or modifications.
- Broad RD27 Series Coverage — Fits RD27-100 and RD27-120 hydrostatic vibratory rollers across multiple documented machine configurations.
- Protects Downstream Electrical Components — A properly functioning relay switch correctly routes and controls current to key circuits; a failed relay can cause intermittent shutdowns, non-responsive controls, or unprotected circuit operation.
- Electrical Safety Integrity — As a switching component in the machine's control circuit, using the correct OEM relay helps maintain proper circuit protection and prevents unintended energization of downstream systems.
A relay switch acts as an electrically controlled gate within the machine's wiring system. When a low-power control signal is applied, the relay closes an internal contact to allow current to flow through a higher-power circuit — or opens it to cut that circuit off. On the RD27 hydrostatic vibratory roller, relay switches like the 5000161746 are used to control critical machine functions, ensuring the right circuits activate and deactivate at the right time. When a relay fails, the circuit it controls may stop responding entirely, respond erratically, or remain permanently energized, leading to operational faults and potential damage to connected components.
Part Details
| Part Number | 5000161746 |
|---|---|
| Old Part Number | 0161746 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Relay Switch |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Vibratory Roller | RD27-100 | 5000620007, 5000620037 |
| Hydrostatic Vibratory Roller | RD27-120 | 5000009469, 5000620038 |
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.
