White Knight PSB Series Pumps

High Flow Chemical Delivery in PTFE/PFA Fluid Paths

White Knight PSB100 AODD Chemical Delivery Pumps

Additional ports available on back.


PSB Series pumps feature PTFE/PFA fluid paths for high-purity chemical delivery, dispense and transfer applications. It is capable of 95 lpm (25 gpm) flow rates and 5.5. Bar (80 psi) air supply pressures. PSB100 pumps are direct retrofit replacements for obsolete chemical delivery pumps.

Compare Chemical Delivery Pumps

Features & Benefits

  • Leak-free check caps with tongue-&-groove seals
  • High-density PTFE prevents frequent tie bolt retorque
  • Durable machined design with minimal parts
  • Process-safe PTFE, PFA flow paths for high-purity chemicals
  • Internal, non-stall shuttle valve saves space and eliminates resets
  • Pneumatic Logic™ provides dead-head operation without stall
  • No exposed metals
  • Reliable, safe operation
  • 95 lpm (25 gpm) flow rates
  • 5.5. Bar (80 psi) air pressures
  • Various liquid connection options
  • Quick-install base plate

Performance Curves



Maximum Flow Rate*
95 lpm (25 gpm)
Size of Air Connection
1/2 in. FNPT
Displacement Per Cycle*
0.074 liter (0.042 gal.)
Cycles Per Minute*
170 max
15.7 kg (34.7 lbs.)
Suction Lift*
4 m (12 ft)
Max Temperature
100°C (212°F)
Max Air Pressure
5.5 Bar (80 psi)
Min Startup Pressure
1.4 Bar (20 psi)
Fluid Path Materials
Stroke Detection Options
Solid state pressure switch (NPN or PNP)
Leak Detection Options
Conductivity leak detect
Electronic Control
CPC, CPT, or custom. Contact White Knight.

*May vary depending on configuration. Suction lift diminishes over time. Recommended installation level less than 3 ft above source. Contact White Knight for details.


Request QuoteRequest DemoLocate Distributors