.product-description { color: inherit; line-height: 1.75; max-width: 860px; } .product-description h2 { font-size: 1.2rem; font-weight: 700; margin: 2rem 0 0.6rem; border-bottom: 2px solid #cce0ff; padding-bottom: 0.3rem; } .product-description h3 { font-size: 1rem; font-weight: 700; margin: 1.5rem 0 0.4rem; } .product-description p { margin: 0 0 1rem; } .product-description ul { margin: 0 0 1rem 1.4rem; padding: 0; } .product-description ul li { margin-bottom: 0.4rem; } .product-description .note { background-color: #edf5fc; border-left: 4px solid #0066cc; padding: 0.75rem 1rem; font-size: 0.93rem; margin: 1rem 0; } .product-description .doc-links { background-color: #f0f6ff; border-left: 4px solid #0066cc; padding: 0.75rem 1rem; margin: 1.5rem 0; border-radius: 0 4px 4px 0; } .product-description .doc-links h2 { border-bottom: none; margin: 0 0 0.4rem; font-size: 1rem; padding-bottom: 0; } .product-description .doc-links ul { margin: 0 0 0 1.2rem; } The Hayward MaxFlo VS (W3SP2303VSP) is a 1.65 HP variable speed in-ground pool pump. Permanent magnet TEFC motor, 600 to 3450 RPM, up to 8 programmable speed programs. Onboard digital display rotates to four positions or mounts to wall. Works standalone, with OmniLogic, or with third-party automation via relay. Includes 2 unions for 1.5" or 2" plumbing. ENERGY STAR certified. 1-year warranty. SKU: W3SP2303VSP 1 year warranty 1.65 HP variable speed in-ground pool pump; 600 to 3450 RPM Permanent magnet totally enclosed fan-cooled (TEFC) motor Up to 80% energy savings vs. single speed pump operation Up to 8 programmable speed and schedule programs Onboard digital display shows real-time power consumption; rotates to 4 positions or mounts to wall Works standalone, with Hayward OmniLogic, or with third-party automation via relay control No built-in Wi-Fi; onboard programming only (no app required) Includes 2 unions and gaskets; compatible with 1.5" and 2" plumbing 230V (also available in 115V); 11.5A max at 230V Drop-in retrofit for existing MaxFlo pump installations ENERGY STAR certified; CEC/Title 20/APSP 15 compliant; eligible for utility rebates Extra-large strainer basket with clear see-through cover Built-in freeze protection mode UL Listed, cUL Listed Hayward MaxFlo VS Variable Speed Pool Pump W3SP2303VSP The MaxFlo VS brings variable speed technology to the MaxFlo pump platform. Variable speed pumps save energy because power consumption scales with the cube of motor speed — running at 1500 RPM for 8 hours uses a fraction of what the same pump draws in 2 hours at 3450 RPM, while circulating more total water volume through the filter. The onboard digital display handles all programming directly at the pad; no app, no Wi-Fi, no external hardware needed. The display rotates to four positions or can be wall-mounted for easier viewing. It works in standalone mode, integrates with Hayward OmniLogic, or connects to third-party automation systems via relay. Hayward MaxFlo VS W3SP2303VSP - Specifications Hayward MaxFlo VS 1.65 HP Variable Speed Pool Pump W3SP2303VSP - Full Specifications Specification Detail SKU / Model W3SP2303VSP Motor Horsepower 1.65 HP (THP) Motor Type Permanent magnet, totally enclosed fan cooled (TEFC) Speed Range 600 to 3450 RPM Programmable Speeds Up to 8 speed and schedule programs Voltage 230V (dual voltage: 115V/230V) Max Amperage (230V) 11.5A Control Interface Onboard digital display; rotates to 4 positions or wall-mounts; shows real-time power consumption Wireless Connectivity None; onboard programming only Automation Compatibility Standalone; Hayward OmniLogic; third-party systems via relay Ports 2" NPT; includes 2 unions and gaskets for 1.5" or 2" plumbing Strainer Basket Extra-large capacity with see-through cover Pool Application In-ground residential pools and spas Body Material Glass-reinforced thermoplastic Energy Certification ENERGY STAR certified; CEC/Title 20/APSP 15 compliant Certifications UL Listed, cUL Listed Warranty 1 year Specifications are subject to manufacturer revision. Confirm against the current product label and installation documentation before beginning electrical work. Speed Programming Guidelines for the Hayward MaxFlo VS Variable Speed Pool Pump Overnight filtration: 1,200 to 1,800 RPM for extended low-energy turnover Daytime circulation with bathers: 1,800 to 2,400 RPM Chemical distribution after dosing: 2,000 to 2,400 RPM for 30 to 60 minutes Pool vacuuming: 2,800 to 3,450 RPM for maximum suction Heater operation: at or above the heater manufacturer's minimum GPM requirement Water features: speed matched to the GPM the feature requires The onboard display shows real-time wattage draw. Use it alongside your filter pressure gauge to find the lowest speed that keeps water consistently clean at each operating mode. Hayward MaxFlo VS Variable Speed Pool Pump - Frequently Asked Questions Does this pump have Wi-Fi or app control? No. The W3SP2303VSP has no built-in wireless connectivity. All programming is done through the onboard digital display at the pump. It integrates with Hayward OmniLogic automation and third-party systems via relay control, but there is no standalone app for this model. If app-based scheduling and remote control are important to you, look at the MaxFlo VS 415 with OmniX instead. What is the warranty on this pump? 1-year manufacturer's warranty. Some retailers require proof of professional installation for warranty validation; confirm with your installer before purchase. Does it work with Hayward OmniLogic? Yes, via relay control. The W3SP2303VSP can be integrated into a Hayward OmniLogic or third-party automation system through relay control, which allows the automation system to trigger speed changes based on schedules or equipment calls. It does not have native OmniX wireless integration. Does it qualify for utility rebates? Yes. The W3SP2303VSP is ENERGY STAR certified and compliant with Title 20, CEC, and APSP 15 regulations, which satisfies the qualification criteria for most utility variable speed pool pump rebate programs. Check with your local utility for current program details and required documentation. Is this a direct replacement for an existing MaxFlo pump? Yes. The W3SP2303VSP aligns with the original MaxFlo pump footprint and includes 2 unions for 1.5" or 2" plumbing, making it a drop-in retrofit for most existing MaxFlo installations without replumbing. Hayward MaxFlo VS Variable Speed Pool Pump W3SP2303VSP Manual and Warranty Info Hayward MaxFlo VS W3SP2303VSP - Owner's Manual (PDF) Hayward MaxFlo VS W3SP2303VSP - Installation and Wiring Guide (PDF) { "@context": "https://schema.org/", "@type": "Product", "name": "Hayward MaxFlo VS 1.65 HP Variable Speed Pool Pump W3SP2303VSP", "brand": { "@type": "https://schema.org/Brand", "name": "Hayward" }, "sku": "W3SP2303VSP", "description": "Hayward MaxFlo VS 1.65 HP variable speed in-ground pool pump. SKU W3SP2303VSP. Permanent magnet TEFC motor, 600 to 3450 RPM. Up to 8 programmable speeds. Onboard digital display rotates to 4 positions or wall-mounts; shows real-time power consumption. Works standalone, with OmniLogic, or third-party via relay. Includes 2 unions for 1.5 or 2 inch plumbing. 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