Diaphragm Pumps

A diaphragm pump is a positive displacement pump that uses a combination of the reciprocating action of a rubber, thermoplastic or teflon diaphragm and suitable valves on either side of the diaphragm (check valve, butterfly valves, flap valves, or any other form of shut-off valves) to pump a fluid.

$705.00 $528.75
LMI
ROYTRONIC Series AA Chemical Metering Pump Designed for Commercial applications, the pumps are available for applications up to 250 psi...
In stock
+

$659.00 $494.25
LMI
ROYTRONIC Series AA Chemical Metering Pump Designed for Commercial applications, the pumps are available for applications up to 250 psi with...
In stock
+

$1,149.00 $861.75
LMI
ROYTRONIC Series AA Chemical Metering Pump Designed for Commercial applications, the pumps are available for applications up to 250 psi with...
In stock
+

$1,149.00 $861.75
LMI
ROYTRONIC Series AA Chemical Metering Pump Designed for Commercial applications, the pumps are available for applications up to 250 psi with...

$1,149.00 $861.75
LMI
ROYTRONIC Series AA Chemical Metering Pump Designed for Commercial applications, the pumps are available for applications up to 250 psi with...
In stock
+

$921.00

MANUAL CONTROL

Flow Rate: 0.25 gph (0.9 lph)
Max Pressure

150 psi (10 bar)
Head & Fittings: 316 Stainless Steel
Seats: TFE (Teflon)
Balls: 316 Stainless Steel
Connections:

0.25" FNPT w/ Spring

$514.00

MANUAL CONTROL

Flow Rate: 1.25 gph (3.8 lph)
Max Pressure

150 psi (10 bar)
Head & Fittings:GFPPL (Polypropylene)
Seats: TFE (Teflon)
Balls:Ceramic
Connections:

3/8" OD

$623.00
Key Features: Manual control by onboard adjustable stroke rate and stroke length knobs Highly reliable timing circuit Circuit...
In stock
+

$774.00

MANUAL CONTROL

Flow Rate: 0.50 gph (1.9 lph)
Max Pressure

250 psi (17 bar)
Head & Fittings: 316 Stainless Steel
Seats: TFE (Teflon)
Balls: 316 Stainless Steel
Connections:

0.25" FNPT

$1,648.00

MANUAL CONTROL

Flow Rate: 5.00 gph (18.9 lph)
Max Pressure

100 psi (7 bar)
Head & Fittings: PVDF (Kynar)
Seats: TFE (Teflon)
Balls: Ceramic
Connections:

1/2" OD

$582.00

MANUAL CONTROL

Flow Rate: 0.25 gph (0.9 lph)
Max Pressure

150 psi (10 bar)
Head & Fittings: GFPPL (Polypropylene)
Seats: TFE (Teflon)
Balls: Ceramic
Connections:

1/4" FNPT

$781.00

MANUAL CONTROL

Flow Rate: 0.5 gph (1.9 lph)
Max Pressure

250 psi (17 bar)
Head & Fittings:PVC
Seats: TFE (Teflon)
Balls:Ceramic
Connections:

1/4" FNPT