SEAFLO 33W Series 115V AC, 3.0 GPM, 45 PSI Brushless Automatic Demand Diaphragm Water Pressure Pump – Ultra Quiet Operation, Self-Priming, Overload Protection, NSF & UL Certified- 4 Year Warranty! - style: 115V - 3.0 GPM - 45 PSI

About this item

• Model Number: SFDPA1-030-045-33W | Voltage: 115V AC | Flow Rate: 3.0 GPM (11.3 LPM) | Shut-Off Pressure: 45 PSI (3.1 BAR) | Priming Lift: 6 feet (1.8 meters) | Max Liquid Temperature: 140°F (60°C) | Material: EPDM (Valves), Santoprene (Diaphragm), Aluminum Alloy (Pump Body) | Ports: 1/2"-14 MNPT | Included Components: (1) Inline 50 Mesh Strainer (Model: 51S01), (2) 1/2" Barb Straight Fittings (Model: 51F001), (1) User Instruction Manual, (1) 4-Year Warranty Card | Certifications: NSF, UL, CSA, IAPMO | Warranty: 4-Year Limited Warranty
• [ BACKED BY A 4-YEAR WARRANTY ]: SEAFLO’s extensive 4-Year Limited Warranty provides peace of mind and reflects our commitment to quality and durability. This warranty ensures dependable, hassle-free performance and robust after-sale support, guaranteeing a reliable water pumping solution suitable for medical facilities, RVs, marine systems, and sanitation setups.
• [ ADVANCED BRUSHLESS MOTOR TECHNOLOGY ]: Utilizing state-of-the-art brushless technology, this pump eliminates carbon brushes, significantly reducing friction, noise, and maintenance. Brushless motors provide superior longevity—over 10,000 hours of service compared to traditional brushed pumps (~2,000–5,000 hours)—alongside quieter operation, improved thermal management, and energy efficiency.
• [ NSF, UL, CSA & IAPMO CERTIFIED FOR SAFETY ]: Certified to rigorous standards including NSF/ANSI/CAN 61 & 372 (potable water safety), NSF 24 (RV plumbing), UL 778 (motor-operated pumps), CSA C22.2 No.108 (liquid pumps), and IAPMO TS-14 (RV-specific standard), this pump guarantees water safety and quality in sensitive applications such as medical, RV, marine, and domestic water systems
• [ MULTIPLE SAFETY & PROTECTION FEATURES ]: Comprehensive integrated protection includes overload safeguards, thermal protection, under/over-voltage monitoring, and blocked rotor protection. These advanced safety mechanisms ensure continuous, stable performance even under challenging conditions, significantly enhancing reliability and reducing downtime.
• [ SELF-PRIMING & RUN-DRY CAPABILITY ]: Effortlessly self-primes up to 6 feet (1.8 meters), simplifying installation and operation. The run-dry capability means the pump can operate safely without damage even when temporarily dry, essential for reliability in critical medical, sanitation, and off-grid applications where consistent operation is necessary.
• [ AUTOMATIC PRESSURE SWITCH OPERATION ]: The built-in automatic pressure switch efficiently starts and stops the pump according to faucet use or system demand, providing seamless, on-demand water flow. This hands-free, intelligent operation reduces unnecessary energy consumption and extends the overall life of the pump by preventing overheating and wear.
• [ SUPERIOR THERMAL MANAGEMENT WITH ALUMINUM ALLOY ]: Constructed from robust aluminum alloy, the pump’s body rapidly dissipates heat, ensuring optimal operating temperatures even under continuous, demanding use. This superior thermal management significantly increases reliability, durability, and efficiency, particularly beneficial in high-demand medical, marine, and sanitation environments.
• [ QUIET & VIBRATION-FREE OPERATION ]: The advanced brushless motor technology ensures exceptionally quiet operation with minimal vibration, ideal for noise-sensitive environments such as medical clinics, residential living spaces, recreational vehicles, boats, and portable sanitation solutions, enhancing user comfort and overall satisfaction.
• [ COMPACT & EASY-TO-INSTALL DESIGN ]: Featuring a compact, lightweight build (only 3.64 lbs / 1.65 kg), the pump is ideal for installations in limited spaces. The versatile and simple mounting options make it perfectly suited for medical equipment, mobile cleaning setups, small sanitation systems, RV plumbing, and compact marine installations.

Overview

• Brand: SEAFLO
• Material: Acrylonitrile Butadiene Styrene (ABS)
• Style: 115V - 3.0 GPM - 45 PSI
• Product Dimensions: 8.87"L x 3.23"W x 4.88"H
• Power Source: ac
• Item Weight: 4.2 pounds
• Maximum Flow Rate: 3 gpm
• Maximum Lifting Height: 6 feet
• Voltage: 115 volts
• Global Trade Identification Number: 00810039497234