Wacker Neuson 5000408682 Components of Oil Switch

The Wacker Neuson Components of Oil Switch is a genuine OEM assembly designed for the MG3, MG5, MG7, GS6000G, GS6503G, GS8003G, and related portable generator series. Sourced directly through Wacker Neuson's authorized parts network, this component is engineered to the exact specifications of the original part it replaces. It is a confirmed fit across a broad range of MG and GS series portable generators, giving you confidence that you're ordering the correct part the first time. Keep your generator's oil protection system fully operational with this direct OEM replacement.

Key Features

• OEM Electrical Accuracy — Manufactured to the original switch circuit specification, ensuring the oil switch assembly responds correctly to oil pressure conditions without calibration drift.
• Drop-In Connector Compatibility — Designed to connect directly to the existing wiring harness and mounting point, matching the original component's interface exactly.
• Broad Generator Fitment — Compatible with MG3, MG5, and MG7 portable generator variants across multiple regional configurations, as well as GS6000G, GS6503G, GS6500G, GS8003G, and GS8000G series units.
• Engine Protection Integrity — A correctly functioning oil switch assembly enables the generator's low-oil shutdown system to operate as intended, preventing engine damage under low-oil conditions.
• Safety-Critical Function — This switch is part of the generator's automatic engine protection circuit; using an OEM-spec component ensures the shutdown threshold and response behavior meet the original design intent.
• Genuine Wacker Neuson Part — Backed by Wacker Neuson's OEM parts program, part number 5000408682 is the authoritative replacement for this assembly across all listed models.

The oil switch assembly monitors engine oil pressure and triggers an automatic shutdown if oil pressure drops below a safe operating threshold. This protects the generator's engine from running unlubricated, which can cause rapid and severe internal damage. When the components of the oil switch wear, corrode, or fail electrically, the shutdown system may either fail to activate when needed or cause nuisance shutdowns — both of which compromise safe, reliable generator operation. Replacing the assembly with the correct OEM part restores the protection circuit to its intended performance.

Part Details

Compatibility & Fitment

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.