Specifications
- Capacity:
- Cloth Dust Bag: 500mL
- Paper Dust Bag: 330mL
- Max Air Flow: 1.2 m³/min
- Continuous Use (w/ BL4040), Mode 1 / 2 / 3 / 4: 128 / 64 / 40 / 25 min
- Max Sealed Suction (water column): 21 kPa (2,100 mmH₂O)
- Dimensions (w/ Pipe & Nozzle):
- w/ BL4020 / BL4025: 1,066 x 114 x 152mm (42 x 4-1/2 x 6″)
- w/ BL4040: 1,081 x 114 x 158mm (42-1/2 x 4-1/2 x 6-1/4″)
- Net Weight: 1.8 – 3.0kg (4.0 – 6.6lbs)

