The SEAFLO 41 Series Diaphragm Pump delivers superior performance with 4.5 GPM (17.0 LPM) open flow and 40 PSI pressure, making it ideal for multiple fixture systems in RV, marine, off-grid cabins, caravans, and industrial applications 33-Series Technical Specifications Robust Construction The SEAFLO 41-Series ensures precise pressure control, stable performance, and reduced cycling,. Constructed with premium materials like Santoprene and EPDM, this pump is built to withstand the harsh conditions of marine and RV environments, offering long-lasting reliability. Maximum Versatility! High flow rate, robust suction power, and durable construction make it suitable for both freshwater and saltwater environments , The SEAFLO 41-Series delivers consistent and reliable performance across a wide range of applications. Premium Product Features: Click Side Arrows to Explore! Previous page Next page 33 Series vs Other SEAFLO Pumps 41-Series Diaphragm Pump Add to Cart 21-Series Diaphragm Pump Add to Cart 22-Series Diaphragm Pump Buying Options 33-Series Diaphragm Pump Add to Cart 42-Series Diaphragm Pump Add to Cart 55-Series Diaphragm Pump Buying Options 56A-Series Diaphragm Pump Add to Cart Customer Reviews 3.6 out of 5 stars 189 4.4 out of 5 stars 1,746 3.6 out of 5 stars 25 4.5 out of 5 stars 4,782 4.4 out of 5 stars 2,050 — 3.8 out of 5 stars 105 Price $82.99$82.99 $29.99$29.99 — $54.99$54.99 $64.99$64.99 — $149.99$149.99 Model Number SFDP1-045-040-41 SFDP1-012-035-21 SFDP1-013-100-22 SFDP1-030-045-33 SFDP1-030-055-42 ‎SFDP1-055-060-55 SFDP1-050-070-56A Open Flow (GPM/LPM） 4.5 / 17.0 1.2 / 4.5 1.3 / 5.0 3.0 / 11.3 3.0 / 11.3 5.5 / 20.8 5.0 / 18.9 Voltage 12V 12V 12V 12V 12V 12V 12V Max Draw 12.13A 4.0A 6.0A 6.74A 7.0 A 17A 10A Shut-off Pressure (PSI/BAR) 40 / 2.8 35 / 2.4 100 / 6.9 45 / 3.1 55 / 3.8 60 / 4.2 70 / 4.8 Priming Capabilities 6 feet (1.8 m) suction lift 4 feet (1.2 m) suction lift 6 feet (1.8 m) suction lift 6 feet (1.8 m) suction lift 6 feet (1.8 m) suction lift 9 FT (2.7M) suction lift 6 feet (1.8 m) suction lift Max Recommended Temperature: 140° F (60° C) Max. 140° F (60° C) Max. 140° F (60° C) Max. 140° F (60° C) Max. 140° F (60° C) Max. 140° F (60° C) Max. 140° F (60° C) Max. Material: EPDM (Valves) EPDM (Valves) EPDM (Valves) EPDM (Valves) EPDM (Valves) EPDM (Valves) EPDM (Valves) Ports: 3/4" Quick Attach 3/8" hose Barb 3/8" hose Barb 1/2"- MNPT Threaded 1/2"- MNPT Threaded 1/2"- MNPT Threaded Quick Attach Fixtures Quantity 3-4 1 1 3-4 3-4 Up to 6 Up to 6 Duty Cycle Continuous Duty Intermittent duty Continuous Duty Intermittent Continuous duty Intermittent Intermittent