Annovi Reverberi AR70BP-GR3/4 liquid fertilizer and pesticide low pressure diaphragm pump. Two semi-hydraulic diaphragms. Single shaft with 3 or 6 holes, cylindrical and key shaft. Two semi-hydraulic diaphragms. Single male cardan shaft. For use in the gardening or professional agricultural sectors, base-mounted in combination with PTO’s, electric motors or internal combustion engines for gardening, and small sprayers for medium-pressure pesticide treatments in gardens, greenhouses, orchards or vineyards.

GR3/4 Version Equipped Gearbox AR1671 for gas engine with 3/4" shaft.

• Alternating volumetric pumps with two semi-hydraulic diaphragms for use in agriculture in low pressure systems for spraying open field crops with fertilisers, pesticides or weed killers
• Parts in contact with pumped liquids in plastic-coated aluminium and stainless steel
• Diaphragms in NBR, H.P.D.S., Desmopan or Viton. Seals in NBR or Viton
• Die-cast casing with oil-immersed mechanism and clear plastic tank for visual level checking
• Remote level monitoring sensor on request
• Remote oil tank installation kit available on request
• Oil drainage stopper
• Pistons with ring for a more efficient “oil cushion” system to protect the diaphragm
• New-design diaphragm cut-out system to prevent contact tearing even in heavy-duty operating conditions
• Spherical sector profile valves for lower flow resistance and improved volumetric efficiency
• Rugged feet secured to pump casing
• GEOMET coated or stainless steel metal fasteners
• Stopper for drainage of liquid from the circuit before storage over winter
• Complete with relief valve with manual reset and drive shaft guard 

Available with reduction gearbox for internal combustion engines, pulley fixtures or flanges for hydraulic motors.