The Wacker Neuson is a genuine OEM Oil Pressure Switch designed for the RD12A-90 Tandem Roller series, including the standard, Foldable ROPS, and double-drum configurations. Sourced directly from Wacker Neuson, this part carries the same specifications as the component installed at the factory, so you can be confident it will perform exactly as intended in your machine. It is a direct-fit replacement for the RD12A-90 platform, covering all three published configurations for that model family.
Key Features
- Correct Switching Threshold: — As a genuine OEM part, the 5000214862 is built to the exact pressure activation spec required by the RD12A-90 engine system, ensuring the switch opens and closes at the right pressure points — not an approximation.
- Direct Connector Match: — Designed to seat and connect exactly as the original, with no adapters or modified wiring needed to complete the installation on RD12A-90 models.
- Broad RD12A-90 Coverage: — Confirmed fitment across the RD12A-90 Tandem Roller, the RD12A-90 Tandem Roller with Foldable ROPS, and the RD12A-90 double-drum roller variant.
- Engine Protection You Can Count On: — A properly functioning oil pressure switch is what triggers the low-oil alert or shutdown before internal engine damage occurs. A failed or sluggish switch puts the entire engine at risk by masking dangerous pressure drops.
- Critical Safety Function: — Because this switch is a primary line of defense against catastrophic engine failure, using an OEM-spec component with verified activation thresholds is especially important for operator safety and machine longevity.
The oil pressure switch monitors the engine's lubrication system and signals when oil pressure drops below a safe operating level. On equipment like the RD12A-90 Tandem Roller, this warning allows the operator — or the machine's protection circuit — to shut down before low oil pressure causes irreversible damage to internal engine components. When the switch fails, it can either generate false low-pressure warnings that interrupt work unnecessarily, or worse, fail silently and leave the engine unprotected against a genuine pressure loss.
Part Details
| Part Number | 5000214862 |
|---|---|
| Old Part Number | 0214862 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Oil Pressure Switch |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD12A-90 Tandem Roller | RD12A-90 | 5000620058, 5000620320, 5000620369 |
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.
