Genuine Dometic VacuFlush vacuum switch kit assembly (Model / MPN: 385310540 / 310540). This factory-calibrated electronic service component safeguards your marine vacuum generator system from continuous cycling by precisely monitoring tank pressure levels and automatically regulating the pump motor on and off. Featuring built-in wiring terminals and a heavy-duty internal diaphragm, it installs easily right onto your vacuum generator tank port to fix troubleshooting failure issues, prevent system overheating, and restore efficient vacuum pressure retention.

• Key Features: Factory calibrated internal mechanism, high-performance automatic pressure activation, complete replacement kit layout, and premium marine-grade construction.
• Technical Specs: Brand: Dometic Marine (Formerly Sealand) | Part Number / MPN: 385310540 | Compatibility: VacuFlush VGII (VG2), VG12, and VG24 series vacuum generators.
• Kit Contents: Includes 1 Pre-assembled Vacuum Switch, 2 Sealing O-Rings, and 1 Stainless Steel Worm Gear Hose Clamp.
• Installation Notes: Simply route your power wires to the "B" terminals on the switch housing and secure the flange to the vacuum tank port with the marine-grade hose clamp. Apply a thin coat of light grease or soap to the replacement O-rings before final seating to guarantee an airtight seal. Message with any questions!