
Qjb-W Stainless Steel Submersible Sludge Sewage Treatment Return Pump. Stainless Steel Shaft: Motor shaft made of stainless steel for durability and corrosion resistance. IP68 Protection Level: Fully waterproof motor with IP68 rating for safe submersible operation. Long Service Life: Imported bearings designed for over 100,000 hours of operation. Self-Cleaning Impeller: Three-blade design with swept-back surface prevents clogging. Automatic Coupling System: Allows quick installation and maintenance without mechanical disassembly. Class F Insulation: High-temperature resistance ensures reliable motor performance. 12 Months Warranty: Comprehensive warranty coverage for peace of mind. OEM/ODM Support: Customization services available for specific requirements.