Technical Parameters
| Specification | KHM3-SV/SW-3 | KHM3-2-SV/SW3N16/N40 | KHM3-12B/24B-3 | KHM3-2-12B/24B3N16/N40 |
| Motor type | DC brushed motor | DC brushed motor | DC brushless motor | DC brushless motor |
| Flow range | 330ml/min-500ml/min; accuracy ± 10% | 58ml/min-90ml/min; accuracy ± 10% | 390ml/min-640ml/min; accuracy ± 10% | 50ml/min-74ml/min; accuracy ± 10% |
| Noise | 70dB | 63dB | 70dB | 63dB |
| Power | 12W | 6W | 12W | 6W |
| Control method | Switch control | Switch control | Switch control/PWM speed regulation | Switch control/PWM speed regulation |
| Weight | 264g | 200g | 206g | 208g |
| Rated voltage | 12V/24V | 12V/24V | 12V/24V | 12V/24V |
| Pump tube life | 1000h | 1000h | 1000h | 1000h |
| Motor life | 800h | 800h | 2000h | 2000h |
| Tube material | Noreprene | Noreprene | Noreprene | Noreprene |
| Tube size & flow | N16(ID3.2mmxOD6.4mm):330ml/min, N40(ID4mmxOD7.2mm):500ml/min | N16(ID3.2mmxOD6.4mm):58ml/min, N40(ID4mmxOD7.2mm):90ml/min | N16(ID3.2mmxOD6.4mm):390ml/min, N40(ID4mmxOD7.2mm):640ml/min | N16(ID3.2mmxOD6.4mm):50ml/min, N40(ID4mmxOD7.2mm):74ml/min |