Bell & Gossett Be9004S Series e90 Bronze Inline Pump 1.25AAB

Bell & Gossett Be9004S Bronze

The Be9004S utilizes a 1.25-inch bronze flanged body and a 4.5-inch precision-balanced impeller to optimize fluid dynamics for residential and light commercial plumbing. The mechanical configuration is engineered to minimize friction loss and ensure laminar flow across the performance curve, which mitigates the risk of suction energy loss and cavitation. By providing a rigid and corrosion-resistant casing, the pump maintains its hydraulic efficiency and structural alignment even under the stresses of frequent start-stop cycles in open-loop systems.

Driven by a 0.25 HP single-phase motor at 1725 RPM, this pump offers reliable electrical performance with integrated protection against voltage fluctuations. The motor is designed to operate safely within a 250°F temperature limit, ensuring the longevity of the elastomeric seal components and the carbon/silicon-carbide interface. This synergy between electrical stability and thermal management prevents the premature failure of the motor windings and the mechanical seal, leading to a significantly higher Mean Time Between Failure (MTBF).

Key Features of Bell & Gossett Be9004S

• Powerful motor 0.25 HP ensures 1725 RPM
• Durable construction withstands 175 PSI pressure
• Leak proof seal prevents 250 temperature leaks
• Superior shaft system reduces maintenance costs
• Max 45 USGPM flow capacity ensures performance
• Practical 1.25 inch connection fits standard setups
• Versatile applications for 18 foot head lift