High Performance The BT4 horizontal booster pump is a low to medium capacity, high pressure, multi-stage unit. The BT4 can function as a multi-purpose high pressure pump, boosting water pressure from either city mains or private water systems. It is also ideal for applications that require more pressure than flow. Size ranges from 5 gpm to 25 gpm.
Features Order Info Downloads Cast Iron Features: Designed for boosting water pressure from a variety of sources including municipal and private water systems. Stainless steel discharge head on all models. Cast iron motor bracket with a rugged support foot for horizontal or vertical mounting and a handle for portability of the unit. 1-inch suction and 1-inch discharge are the same across the entire line, simplifying installation and maintenance. Built by Franklin Electric’s patented (U.S. Patent 7,290,984) Tri-Seal floating stage system, for maximum efficiency, longevity and performance. Assembled with the highest quality materials of construction, such as Acetal for impellers, Modified PPO for the diffusers and 300 series stainless steel for the hub, eye seals, shaft, and shell. Easily serviced through a back pull-out design, which leaves all plumbing and the pump undisturbed in their original location. Industry proven square flange motors. Single-phase: 1/2 through 2 hp motors are dual voltage, set to run with either 115 V or 230 V incoming power, while 3 hp are 230 V only. Shut-off pressures up to 270 psi, flow rates from 5 to 25 gpm, and temperatures up to 120 °F / 49 °C. Stainless Steel Features: Includes all of the cast iron features above plus: Stainless steel models: Viton(*) mechanical seal for corrosive fluids Three-phase also available: 1/2 through 3 hp motors are dual voltage set to run with either 208-230 V or 460 V incoming power. Stainless steel motor bracket with a rugged support foot for horizontal or vertical mounting, and a handle for portability of the unit. Designed for industrial applications.