The NPU B400 is constructed using durable 6mm polypropylene, This negative pressure Unit is suited to medium to large enclosures.

NPU B400 produces and an approximate airflow of 5000 m³/h.

The H13 HEPA filter provides filtration for airborne particulates with 99.95% filtration efficiency.

All units supplied with individual assembled appliance DOP test certificate stating airflow and filtration efficiency results

Supply Voltage  230v @ 50Hz 

 
Current (Each)  7 Amps 
 
Motor Output (total)  3220 W 
 
Temperature Range  0 to +40 0 C 
 
Controls  On/Off Switch and Manometer 
 
Protection  Thermal cut out with automatic reset 
 
Air Flow rate  5000 m³/hour 
 
Dimensions: Height  662 mm Width  662 mm Length  1055 mm 
 
Weight  70 kg 
 
Pre-filter Size  770 mm x 700 mm x 1004 mm 
 
 
HEPA Filter Size  610 mm x 610 mm x 292 mm 
 
HEPA Filter Efficiency (H13)  99.95%