Armstrong 110116MF-301 H-52 LV Pump Less Volute

Armstrong H-52 Less Volute

Calibrated for mid-range hydronic demands, the Armstrong H-52 Less Volute (LV) facilitates efficient system maintenance by providing a complete rotating assembly replacement module. The precision-machined impeller is engineered to stabilize fluid velocity while neutralizing turbulent kinetic energy within the existing pump volute. This mechanical configuration restores optimal hydraulic head and maintains laminar flow, ensuring that large-scale circulation networks operate at peak efficiency without the need for full pump replacement or pipe removal.

Featuring a dedicated 1/4HP NEMA-rated motor, the H-52 LV executes precise rotational control to mitigate electrical amperage spikes during peak demand. The integrated mechanical seal assembly is engineered to sustain vacuum-tight integrity up to 250°F thermal thresholds, preventing elastomer breakdown and leakage. By leveraging robust internal bearings and a corrosion-resistant alloy shaft, this assembly minimizes mechanical vibration and stabilizes rotational frequency, ensuring maximum reliability in continuous-duty commercial environments.

Key Features of Armstrong H-52

• Powerful 1/4HP motor maintains 1750 RPM
• Durable construction supports 175 PSI loads
• Leak proof seal stops 250F leaks
• Superior oversized shaft reduces part costs
• Max 55 USGPM flow capacity ensures performance
• Practical LV module fits H-52 setups
• Versatile service for 45 foot head