
Does Not Damage Shaft Direct-Coupled Horizontal Single-Stage Centrifugal Water Pump for HVAC. Direct-Coupled Drive: Eliminates belt transmission for compact structure and easier installation. High-Efficiency Impeller: Optimized hydraulic model ensures excellent balance and stable output. Low-Noise Operation: Quality bearings reduce vibration and operating noise for quiet performance. Reliable Mechanical Seal: Minimizes shaft wear and leakage risk for extended service life. Easy Maintenance: Single-stage layout simplifies inspection, disassembly, and routine service. Customizable Material: Standard cast iron with options for other materials to meet project needs. Wide Flow Range: Covers 2.5 to 792 m3/h suitable for various capacity requirements. Dual Speed Config: Supports 1450/2900 rpm (4P/2P) for flexible engineering applications.