Pentair | 011533 | WhisperFlo VST Variable Speed Pool Pump, 2.6 THP, 115/208-230V, Energy Efficient, TradeGrade

The Pentair WhisperFlo VST Variable Speed Pool Pump (Model 011533) delivers powerful, energy-efficient performance with a 2.6 THP motor, 115/208-230V flexibility, and ultra-quiet operation. Built for durability with TradeGrade quality and automation compatibility, it's ideal for new installs or replacing older WhisperFlo models. Key Product Features Energy Efficient PerformanceAchieves up to 90% energy savings compared to traditional single-speed pumps, with an industry-leading Weighted Energy Factor (WEF) of 8.4. Versatile Voltage CompatibilityOperates on 115V or 208-230V, allowing for flexible installation across various electrical configurations. High Output, Quiet OperationPowered by a 2.6 Total Horsepower (THP) motor featuring a Totally Enclosed Fan-Cooled (TEFC) design for long-lasting, quiet operation. Built for Harsh EnvironmentsEquipped with an improved mechanical seal and corrosion-resistant materials, ideal for demanding pool conditions. Advanced Digital Control InterfaceFeatures a programmable interface with real-time 24-hour clock, three speed settings, and override capability for customized operation. Automation ReadyRS-485 connectivity allows seamless integration with pool automation systems including Pentair IntelliCenter® and IntelliTouch®. TradeGrade CertifiedBuilt for professional installation and supported exclusively by authorized dealers for long-term reliability and performance.