7521 High Pressure Resistance Liquid Diaphragm Pump
7521 High Pressure Resistance Liquid Diaphragm Pump
The high-pressure diaphragm liquid pump operates via an eccentric wheel driving a flexible diaphragm for liquid intake and discharge through check valves. It provides a clean, oil-free environment with maintenance-free operation and long service life. The pump features low vibration, minimal noise, excellent sealing, and strong corrosion resistance. Its compact and easy-to-install design makes it ideal for diverse high-pressure fluid applications.
Key Parameters:
Current
Wetted materials
Motor type
Reference Model:
7521-3
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7521 High Pressure Resistance Liquid Diaphragm Pump
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Parameter 7521-3 High Pressure Resistance Liquid Diaphragm Pump
Flow rate(Under atmospheric pressure) ≥0.30L/min
Pump body material PPS(can be customerized)
Diaphragm material EPDM(can be customerized )
Port size 4mm ID silicone tubing
Pressure range

Output ≥ 0.6MPa, suction ≤ -0.04MPa (in liquid state)
(specific parameters under different conditions please refer to the Keyto specification)

Rated power <12W
Rated voltage(DC)  12V, 24V optional
Medium Water, weak acid weak base solution, etc
Life span 10000H
Safety current 2.1A
Rated current <1A or <0.5A optional


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