Pentair IntelliFlo3 VSF 1.5HP With i/o Board | 011066
Product Overview
Pentair IntelliFlo3 VSF (011066) – 1.5 HP Variable Speed & Flow Pool Pump with I/O Relay Board
The IntelliFlo3 VSF 1.5 HP is the compact, energy-efficient member of Pentair’s IntelliFlo3 lineup. It offers the same smart control, variable flow precision, and built-in WiFi as the larger models — in a smaller form factor perfect for standard residential pools. Designed for quiet operation and easy automation, it’s the intelligent choice for efficient pool circulation.
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Horsepower: 1.5 HP
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Voltage: 230 V Single Phase, 60 Hz
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Speed Range: 450 – 3450 RPM
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Includes: I/O Relay Board for external device control
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Warranty: 3 Years (when professionally installed)
Call-out Badges: Built-In WiFi • Variable Flow Technology • Smart Automation • DOE Compliant
Ideal For
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Standard in-ground residential pools requiring high efficiency and quiet performance
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Homeowners upgrading from single-speed or dual-speed pumps to smart variable-speed technology
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Builders seeking a compact, automation-ready pump with premium control features
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Energy-conscious users wanting professional-grade performance in smaller systems
Key Features
Variable Speed & Flow (VSF) Technology — Maintains constant flow by automatically adjusting speed based on system demand.
Why it matters: Consistent filtration and optimal hydraulic efficiency for your pool equipment.
Built-In WiFi and App Control — Connect directly to the Pentair Home App for complete setup, scheduling, and remote operation.
Why it matters: Manage your pump from anywhere with your smartphone or tablet.
Integrated I/O Relay Board — Provides connections for external equipment such as lights, chlorinators, or heaters.
Why it matters: Adds smart automation without needing a separate control panel.
Energy-Efficient TEFC Motor — Permanent-magnet motor delivers superior efficiency and ultra-quiet performance.
Why it matters: Saves energy while extending pump life and reducing noise.
Compact Design — Ideal for equipment pads with limited space or retrofit installations.
Why it matters: Fits most existing plumbing setups for easy upgrades.
Benefits
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Energy Savings: Meets DOE and Energy Star standards with up to 90% lower energy use than single-speed pumps
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Smart Control: Full remote access via the Pentair Home App and WiFi
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Quiet Performance: Advanced hydraulics and TEFC motor reduce vibration and noise
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Flexible Integration: Works standalone or with Pentair IntelliCenter®, IntelliTouch®, or EasyTouch® systems
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Durable Build: Corrosion-resistant housing and robust motor for long service life
Specs & What’s in the Box
Specifications
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Total Horsepower: 1.5 HP
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Voltage: 230 V Single Phase
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Speed Range: 450 – 3450 RPM
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Flow Control: Variable Flow & Speed Technology
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Motor Type: Permanent Magnet, TEFC
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Communication: Built-In WiFi + RS-485 + I/O Relay Board
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Energy Compliance: DOE & Energy Star Certified
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Union Connections: 2" plumbing ports
In the Box
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Pentair IntelliFlo3 VSF 1.5 HP Pump (011066)
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I/O Relay Board (pre-installed)
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(2) Union fittings
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Installation manual and quick-start guide
Compatibility & Replacements
Works with: Pentair IntelliCenter®, IntelliTouch®, and EasyTouch® automation systems
Replaces: IntelliFlo2 VS (011018) and other single/dual-speed pumps of similar HP
Not compatible with: Three-phase systems or automation setups requiring separate interface kits
Trust Builders
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⭐⭐⭐⭐⭐ Pentair’s smartest mid-size residential pool pump
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Industry-leading 3-year warranty with professional installation
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Supported nationwide by Pentair’s authorized dealer and service network
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Designed and assembled in the USA
Install Steps (Compact)
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Disconnect power and remove existing pump
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Mount IntelliFlo3 VSF level on the equipment pad
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Connect plumbing using included 2" union fittings
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Wire to 230 V power supply and connect relay board if needed
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Power on, pair with the Pentair Home App, and configure flow/speed schedules