Generac Protector Diesel Home Standby Generator Spill Box Drain Back Kit – Model 6511

The Generac Protector Diesel Spill Box Drain Back Kit is a purpose-built accessory designed to enhance fuel management during refueling of Generac Protector Series diesel home standby generators. This kit allows collected fuel from the spill box to drain back into the fuel system, helping reduce waste and maintain a cleaner refueling area.

Engineered to Generac’s quality standards, the 6511 drain back kit supports improved fuel system safety and cleanliness. It is an ideal addition for diesel generator installations where proper fuel containment and recovery are essential for long-term reliability and maintenance efficiency.

Specifications

Model Number: 6511

Product Type: Spill box drain back kit

Generator Series: Generac Protector Diesel

Function: Routes excess fuel back into fuel system

Application: Diesel home standby generator refueling systems