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 Performance
  Achieves up to 90% energy savings compared to traditional single-speed pumps, with an industry-leading Weighted Energy Factor (WEF) of 8.4.

• Versatile Voltage Compatibility
  Operates on 115V or 208-230V, allowing for flexible installation across various electrical configurations.

• High Output, Quiet Operation
  Powered by a 2.6 Total Horsepower (THP) motor featuring a Totally Enclosed Fan-Cooled (TEFC) design for long-lasting, quiet operation.

• Built for Harsh Environments
  Equipped with an improved mechanical seal and corrosion-resistant materials, ideal for demanding pool conditions.

• Advanced Digital Control Interface
  Features a programmable interface with real-time 24-hour clock, three speed settings, and override capability for customized operation.

• Automation Ready
  RS-485 connectivity allows seamless integration with pool automation systems including Pentair IntelliCenter, IntelliTouch, and Jandy iAqualink.

• TradeGrade Certified
  Built for professional installation and supported exclusively by authorized dealers for long-term reliability and performance.

• Pentair 011533
• Pentair WhisperFlo VST
• WhisperFlo VST Pool Pump
• 2.6 THP Pool Pump
• Variable Speed Pool Pump
• Pentair Variable Speed Pump
• Energy Efficient Pool Pump
• TEFC Pool Pump
• WhisperFlo Replacement Pump
• Inground Pool Pump