Product description
Technical Parameters
| Specification | KPK400-SV/SW | KPK400-12B/24B | KPK400-ST |
| Motor type | DC brushed motor | DC brushless motor | Stepper motor |
| Flow range | B40：260ml/min；B25：360ml/min | B40：260ml/min；B25：360ml/min | 0.01ml/min-550ml/min；accuracy±10%（B40：300ml/min，B25：410ml/min @400rpm） |
| Noise | 68dB | 70dB | 60dB |
| Power | 10W | 10W | 24W |
| Control method | Switch control | Switching value control/PWM speed regulation | Stepper motor controller |
| Weight | About 275g | About 252g | About 520g |
| Rated voltage | 12V/24V | 12V/24V | 24V |
| Pump tube life | B : 1000h | B : 1000h | B : 1000h |
| Motor life | 800h | 2000h | 2000h |
| Pump tube material | BPT | BPT | BPT |
| Pump tube size | B40：4.0mm×7.2mm；B25：4.8mm×8.0mm | B40：4.0mm×7.2mm；B25：4.8mm×8.0mm | B40：4.0mm×7.2mm；B25：4.8mm×8.0mm |
| Number of rotors | 3 | 3 | 3 |
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