The Delavan FB6 Series 7972-111E-SB Double Diaphragm Bypass Pump is engineered for professional soft wash and chemical application systems. Delivering up to 10 gallons per minute at 12 volts, this pump is designed for high-volume spraying applications where reliability and chemical resistance are critical.

With its double diaphragm bypass design, the pump provides smooth, continuous flow, minimizes pulsation, and ensures consistent performance with a wide range of cleaning solutions. Built tough for contractors, the FB6 is an essential upgrade for any softwash setup requiring higher volume output.

Specifications & Features:

• Brand: Delavan

• Series: FB6 Double Diaphragm Bypass Pump

• Model Number: 7972-111E-SB

• Flow Rate: 10 GPM (gallons per minute)

• Voltage: 12V DC

• Ports: 1/2" FNPT inlet/outlet

• Pump Type: Electric diaphragm with bypass

• Construction: Chemical-resistant materials for durability

• Benefits:

  • Smooth, consistent flow with reduced pulsation

  • Built for professional softwash and chemical spraying systems

  • Handles bleach, surfactants, and other cleaning chemicals

  • Self-priming with reliable performance

  • High-volume output for large-scale applications

Applications:

• Soft wash roof and siding cleaning

• Agricultural spraying

• Industrial chemical transfer

• Large-scale exterior cleaning projects