PMP-400 Pump, ID 10mm (3/8in)

Part No. PMP-400 In-Stock Icon In Stock Fedex orders placed now will ship on April 22nd.
Volume Pricing
Qty 1 : $84.49/ea
10 : $81.89
25 : $79.28
50 : $76.68
100 : $75.89
250 : $74.59
500+ : $73.81
RoHS CertifiedREACH Certified
Add Related Products Fittings for Pump Base
Fittings Base
ID: 10mm (3/8")
OD: 13mm (1/2")
Wall: 1.5mm (1/16")
Intended Tubing Size

The PMP-400 is a high-pressure pump with a very low profile format.

  • Maximum Flow Rate: 7.5 L/min (1.9 gal/min)
  • Maximum Head Pressure: 5.5m (18ft)
  • Motor: Brushless DC, electronically commutated, spherical motor
  • Power Consumption (at max): 20W
  • Voltage Range: 8 to 13.2 VDC
  • Startup Voltage: 9 to 13.2 VDC
  • Maximum System Pressure: 1.5 kgf/cm2 (22 PSI)
  • Maximum Temperature: 60°C (140°F)
  • Electrical Connector: 3-pin fan header with tachometer speed signal
  • Tachometer: Open collector, max 20mA/24V, 2 pulses per revolution
  • Hose Connections: 10mm (3/8in) ID hose barbs
  • Wetted Materials: PPO, Carbon/Allumina Ceramic, EPDM or Viton, 316 SS or Plastic.
  • Noise: Less than 40dBA
  • Weight: 198g (7oz)
  • MTBF 50k hours

*NOTE: If purchasing as a replacement for a newer Koolance product, wiring harness CBL-CTR106P may be needed.

Weight 0.50 lb (0.23 kg)
Max Pressure Tolerance @ 25°C 1.5kgf/cm2 (22 psi)
Max Temperature Tolerance 60°C (140°F)
Wetted Materials PPO, Carbon/Allumina Ceramic, EPDM or Viton, 316 SS or Plastic
Expected Lifetime 50,000 hrs. MTBF
Max Flow Rate 7.5L/min (1.9GPM)
Max Power 20W
Max Static Head 5.5m (18ft)
Native Hose Connection Barbs for ID 10mm (3/8in)
Speed Knob
Tachometer yes
Type Magnetic Centrifugal
Voltage 8-13.2 VDC
Diagrams / Models (See Files Tab for Diagrams and 3D Models)


Diagram - pmp-400_d1.pdf
3D Model -

Liquid Coolants

Koolance's product warranty does not cover the use of 3rd-party coolants, coolant additives, or corrosion. Koolance LIQ-702 or LIQ-705 coolants are strongly recommended to help avoid issues with mixed metals or biological growth. Additionally, do not use aluminum with bare (unplated) copper or bare (unplated) brass in the same system. Do not use silver with nickel in the same system.