PMP-400 Pump, ID 10mm (3/8in)
Part No. PMP-400
ID: 10mm (3/8")
OD: 13mm (1/2")
Wall: 1.5mm (1/16")
Intended Tubing Size
OD: 13mm (1/2")
Wall: 1.5mm (1/16")
Intended Tubing Size

- 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 barb fittings
- Wetted Materials: PPO, Carbon/Allumina Ceramic, EPDM or Viton, 316 SS or Plastic.
- Noise: Less than 40dBA
- Weight: 198g (7oz)
- MTBF 50k hours
*NOTE: Newer Koolance cooling systems incorporating this pump use an alternative connector style. This pump can be adapted for newer systems with the CBL-CTR106P wiring harness.
General | |
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 |
Pumps | |
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 | no |
Tachometer | yes |
Type | Magnetic Centrifugal |
Voltage | 8-13.2 VDC |
Dimensions | ||
Diagrams / Models | (See Files Tab for Diagrams and 3D Models) |


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