Technical Parameters
| Specification | KHS2-SV/SW | KHS2-2-SV/SW | KHS2-12B/24B | KHS2-2-12B/24B |
| Motor type | DC brushed motor | DC brushed motor | DC brushless motor | DC brushless motor |
| Flow range | 190ml/min-270ml/min; accuracy ± 10% | 36ml/min-52ml/min; accuracy ± 10% | 210ml/min-280ml/min; accuracy ± 10% | 30ml/min-41ml/min; accuracy ± 10% |
| Noise | 68dB | 60dB | 68dB | 60dB |
| Power | 10W | 5W | 10W | 5W |
| Control method | Switch control | Switch control | Switch control/PWM speed regulation | Switch control/PWM speed regulation |
| Weight | 223g | 155g | 164g | 168g |
| 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):200ml/min, N40(ID4mmxOD7.2mm):270ml/min | N16(ID3.2mmxOD6.4mm):200ml/min, N40(ID4mmxOD7.2mm):270ml/min | N16(ID3.2mmxOD6.4mm):210ml/min, N40(ID4mmxOD7.2mm):280ml/min | N16(ID3.2mmxOD6.4mm):30ml/min, N40(ID4mmxOD7.2mm):41ml/min |