Pulsafeeder LPD4MA-VTC1-XXX E Plus Solenoid Diaphragm Pump, 4 to 20 mA, 21 GPD, 115 VAC, Cole-Parmer (CAT#: STEM-DS-1145-LC)

The Solenoid Diaphragm Pump manufactured by Cole-Parmer features reliable timing circuits, stop function, and manually adjustable stroke rate and length. Run the pump in automatic or manual mode by selecting the appropriate setting on the "Auto-Manual" switch. Circuit protection prevents voltage and current interference.

Max Flow Rate (mL/min):55
Max Flow Rate (Strokes/min):125
Max Pressure (PSI):150
Suction Lift, Wet (in H₂O):48
Suction Lift, Wet (mm of H₂O):1219
Power (VAC):115
Power (Hz):50/60
Power (amps):1
Wetted Materials:Ceramic, PTFE, PVC
Inlet Connection:3/8" OD tubing
Outlet Connection:3/8" OD tubing
Repeatability:±2%
Viscosity, Max (cP):1000
Duty Cycle Continuous:Yes
Height (in):10.5
Width (cm):28.6
Length (in):5.5
Height (cm):26.7
Width (in):11.25
Length (cm):14
ETL Regulatory Approval:Yes

Neptune PZ-31-VFC Manual Control Feed-Verification Diaphragm Pump, 11.4 GPD, PVC, 94 to 264 VAC, Cole-Parmer (CAT#: STEM-DS-1165-LC)
Walchem EZB30D2-PC Manual Control Pump with GFRPP Head, 3.2 GPH, 230 VAC, 50 Hz, Cole-Parmer (CAT#: STEM-DS-1109-LC)