# WZB Self-Priming Pump Specifications
## I. 1WZB Model with 25mm Pipe Diameter (220V, Suction Head 9m, 2900 r/min)
  - 1WZB-15Z
    Power: 370W, Maximum Head 30m, Maximum Flow Rate 2.1 m³/h
    Rated head: 15 m, rated flow rate: 1.0 m³/h, 25 mm piping
  - 1WZB-20Z
    Power: 550 W, maximum head: 38 m, maximum flow rate: 3.3 m³/h
    Rated head: 20 m, rated flow rate: 1.5 m³/h, 25 mm piping
  - 1WZB-25Z
    Power: 750W, maximum head 45m, maximum flow rate 4.0m³/h
    Rated head 25m, rated flow rate 2.0m³/h, pipe diameter 25mm

## II. 40WZB Series with 40mm Pipe Diameter (220V, suction lift 8.5m)
  - 40WZB-1100A
    Power: 1100W, maximum head 56m, maximum flow rate 6.5m³/h
    Rated head 32m, rated flow rate 2.5m³/h, pipe diameter 40mm, weight 11.5kg
  - 40WZB-1500A
    Power: 1500W, Maximum Head: 61m, Maximum Flow Rate: 7.0m³/h
    Rated Head: 35m, Rated Flow Rate: 3.0m³/h, Pipe Diameter: 40mm, Weight: 13kg