Annovi Reverberi AR50-SP/A1 550 RPM semi-hydraulic two diaphragm alternating volumetric pump for use in gardening or semi-professional agricultural sector, trolley-mounted in combination with electric motors or internal combustion engines for gardening, and small sprayers for medium-pressure pesticide treatments in gardens, greenhouses, orchards or vineyards.
AR50-SP/A1 version with Solid 1″ Keyed Thru Shaft
- Parts in contact with pumped liquids in Rilsan-coated aluminium, and AISI 303/304
- Die-cast casing with oil-immersed mechanism and clear plastic tank for visual level checking
- Fitted with air-hydraulic damper for smoother operation and less hammer effect in the delivery circuit
- 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
