Everflo EF5500 12V Diaphragm Pump – 20.8 L/min, 4 Bar (60 PSI)

Everflo EF5500 – High-Flow 12V Diaphragm Pump for Agricultural & Fluid Transfer

The Everflo EF5500 is a versatile, high-flow 12V diaphragm pump built for demanding agricultural and fluid transfer applications. With a Honeywell Micro Switch, slow-cycling pressure switch, and automatic power-off when flow stops, it’s engineered to extend motor and switch life — delivering reliable performance across a wide range of spray and transfer tasks.

Key Features

• Honeywell Micro Switch – Precision pressure switching for reliable demand operation
• Slow-Cycling Pressure Switch – Reduces wear on motor and switch for extended service life
• Automatic Power-Off – Pump stops automatically when no flow is needed
• Viton Valves – Chemical-resistant, suitable for Round-Up©, herbicides, and insecticides
• Santoprene Diaphragm – Durable across a wide range of agricultural fluids
• Fibreglass-Reinforced Polypropylene Manifold – Lightweight yet tough construction
• 3/4" Quick Attach Ports – Fast, tool-free hose connection
• Standard Mounting Pattern – Easy drop-in installation
• CE Certified – Meets international safety standards

Ideal Applications

• Agricultural spraying (herbicides, insecticides, fertilisers)
• Mobile pressure washing
• Water transfer and irrigation
• Fire suppression
• Mist spraying

Technical Specifications

• Flow Rate: Up to 20.8 L/min
• Pressure: 4 Bar (60 PSI)
• Pump Type: Demand Diaphragm
• Valves: Viton
• Diaphragm: Santoprene
• Manifold: Fibreglass-reinforced polypropylene
• Ports: 3/4" Quick Attach
• Power: 12V DC

Note: If using low flow applications, consider using a pressure control valve to ensure long pressure switch life.