Weilong 80QZB-60/90S-2 Self-Priming Sprinkler Pump Assembly

The Weilong 80QZB-60/90S-2 is a self-priming centrifugal sprinkler pump designed for heavy-duty water truck applications. It features a cast iron pump body and impeller with a mechanical seal, driven via a speed-increasing gearbox. Rated flow is 60 m³/h at 90 m head with a self-priming height up to 6.5 m. The 80 mm inlet diameter matches standard tanker piping. This pump is widely equipped on Sinotruk Howo, Dongfeng, and Isuzu chassis water bowsers for dust suppression and road washing operations. The two-stage impeller configuration enhances pressure stability for high-head sprinkling tasks. Precision manufacturing ensures impeller-housing coordination for hydraulic efficiency. The assembly includes the pump casing, impeller, shaft, mechanical seal, and speed-increasing gearbox.