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High-Flow Diaphragm Pump LE-HDP301
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High-Flow Diaphragm Pump LE-HDP301

High-Flow Diaphragm Pump LE-HDP301 delivers up to 6 L/min flow in a signal-controlled design. It supports precise start-stop and flow rate adjustments via external signals. Built with PA6 nylon pump head to ensure excellent chemical resistance and extended operational life. Integrated with advanced protections and memory function after power failure. Our Diaphragm Pump is maintenance-free solution ideal for medical, analytical, and industrial systems requiring high flow with smart control.

$2,198.00 $ 1832

High-Flow Diaphragm Pump LE-HDP301 - Specifications

Voltage 24 V DC
Max. Load Current (gas pump) ≤ 800 mA
Max. Load Current (liquid pump) ≤ 1800 mA
Max. Average Flow Rate ≥ 4.0
Free Flow Rate ≥ 6.0 L/min
Max. Suction Height 3 m
Flow Rate @Max. Suction Height 3.2 L/min
Max. Pressure Height 10 m
Flow Rate @ Max. Pressure Height 1.7 L/min
Gas Flow Rate ≥ 4.0 L/min
Max. Vacuum ≥ 33 -kPa
Operating Temperature 0 ℃ to 50 ℃
Ambient Temperature 5 ℃ to 33 ℃
Relative Humidity 50 % to 85 %
Fully Loaded Lifetime ≥ 10000
Unloaded Lifetime 18000
Motor Lifetime 20000
Dimension 129 × 71 × 105 mm

High-Flow Diaphragm Pump LE-HDP301 - Key Features

  • Max flow rate 6 L/min
  • Dry-run capability with self-priming
  • Gas-liquid dual operation mode
  • Speed control function with adjustable flow
  • Long lifespan with 18000 cycles

High-Flow Diaphragm Pump LE-HDP301 - Applications

FunctionImplementation
Industrial processes6.0 L/min free flow rate enables high-volume fluid transfer
Medical systems24 V DC voltage supports precise control and stable operation
Analytical labs0 ℃ to 50 ℃ operating temperature range allows for flexible application
High-flow applications≥ 4.0 L/min gas flow rate sustains continuous operation
Liquid handling≤ 1800 mA max load current ensures efficient and controlled pumping

High-Flow Diaphragm Pump LE-HDP301 - Catalog

High-Flow Diaphragm Pump LE-HDP301 Catalog

High-Flow Diaphragm Pump

Lab Expo High-Flow Diaphragm Pumps are designed for automated fluid transfer with precise signal-controlled operation and application-ready performance. A PA6 nylon pump head provides chemical resistance, while dry-run self-priming enables gas–liquid transfer across varied workflows. Memory retention after power loss supports continuity, and the maintenance-free design ensures efficient, consistent fluid handling for medical, analytical, and industrial use.