| HK-40LB | ||
| Rated Voltage (V) | AC 120V or AC 220/230/240V | |
| Power supply frequency (Hz) | 50/60 | |
| Normal pressure (kgf /cm² ) | 0.13 (1.85psi) | |
| Exhaust quantity (L /min) | 47 / 1.38 | |
| Power (w) | 38 | |
| Noise level (dB) | 50 | |
| Closed pressure | psi | 5.5 | 
| Kgf /cm² | 0.38 | |
| Weight (kg) | 2.7 | |
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Rubber feet  | 
    Diaphragm set  | 
    Actuating Arm  | 
    L-Tube  |