Grundfos 99631736 - SCALA1 3-45 | Multistage | SelfPriming | Booster

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Fully integrated compact pressure booster for domestic water supply. Nominal performance: 13.2US gpm at 95.81ft. Rated 230V, 1-Phase, 60 Hz. Applications include Residential groundwater intake, Residential rainwater harvesting, Residential water pressure boosting. Power 0.764HP Voltage 230V Phase 1-Phase Max Flow 13.2US gpm Max Head 95.81ft Max Pressure 116.03psi Grundfos World's largest pump manufacturer — engineering and manufacturing in 17 countries since 1945 Industrial Grade Built and tested to IEC and NEMA standards Authorized Distributor Genuine Grundfos product — full manufacturer warranty coverage Expert Support Technical help available — call (781) 281-8905 or chat Why This Product Genuine Grundfos Part OEM component engineered and manufactured to Grundfos specifications. Maintains pump performance and warranty coverage. Full Traceability Genuine Grundfos parts carry manufacturer traceability from production through delivery. No counterfeit risk. Authorized Source PumpStop is an authorized Grundfos distributor. All parts are genuine — not aftermarket, not surplus. Confirm Compatibility Always verify part number against your pump model number and serial number before ordering. Contact PumpStop for parts identification assistance. Technical Support Available PumpStop technical team can identify correct parts from pump nameplate data, serial number, or model code. Call (781) 281-8905 or chat. Contact for Availability Parts availability varies. Contact PumpStop to confirm stock, lead time, and pricing before placing an order. Model Information — SCALA1 3-45 Series: SCALA1 Model Code: SCALA1 3-45 Impeller Material: Composite Housing Material: Composite Flange Rating: PN 8 Technical Specifications Model Number 99631736 Product Series SCALA1 Series Description Pressure Booster — Compact Power 0.764HP Voltage 230V Phase 1-Phase Frequency 60 Hz Full Load Current 3.71A Insulation Class F Protection Class (IP) IPX4D Nominal Flow 13.2US gpm Nominal Head 95.81ft Max Operating Pressure 116.03psi Max Fluid Temperature 113°F Max Ambient Temperature 131°F Inlet Connection 1inch Outlet Connection 1inch Pipe Pressure Rating PN 8 Impeller Material Composite Housing Material Composite Approvals / Certifications CSA, cULus, CCSAUS, CSA LLC, PROP6 Applications Residential groundwater intake Residential rainwater harvesting Residential water pressure boosting Important Notices Electrical Verify supply voltage, phase, and frequency match nameplate before installation: 230V, 1-Phase, 60 Hz. Temperature limits Do not exceed max fluid temperature 113°F or max ambient temperature 131°F. Exceeding limits damages seals and motor insulation. Dry running Do not run dry. SCALA1 pumps use the pumped fluid to lubricate the shaft seal. Dry running destroys the seal within seconds. Install dry-run protection on all automatic installations. Maintenance Refer to the Grundfos Installation and Operating Manual (IOM) for correct installation, commissioning, and maintenance. Contact PumpStop for documentation. Documentation ✓ Installation and Operating Manual (IOM) — SCALA1 Series ✓ Product Data Sheet — SCALA1 3-45 ✓ Service Manual and Spare Parts List Need the IOM, data sheet, or spare parts list? Contact PumpStop and we'll send it over. Before You OrderConfirm model code, voltage, phase, and frequency match your installation. For sizing help, spare parts, or documentation, call (781) 281-8905 or chat with PumpStop. Grundfos — 99631736 · SCALA1 3-45Authorized Grundfos Distributor · pump-stop.com Show more