Topline LX9 Series

High-performance double-diaphragm hydraulic pumps engineered for maximum safety and precision in critical industrial dosing.

The LX9 Series combines unmatched metering accuracy, long-term reliability, and a compact footprint, making it an ideal solution for a wide spectrum of industrial dosing applications. Its positive-return hydraulic system ensures consistent suction lift and chemical dosing stability even under demanding conditions.

Designed to handle multiple dosing needs, the LX9 integrates essential safety components such as a built-in rupture detector, relief valve, air purge system, and self-replenishing hydraulic chamber. Fully compliant with API675 and ATEX 2014/34/EU, the LX9 Series delivers the level of durability and control required for critical continuous-operation environments.

Key Features

• Flow rate from 0.4 to 3,730 l/h (0.1 to 820 gph)

• Working pressure up to 300 bar or 4,350 psi

• Chemical-resistant coated cast iron enclosure

• Liquid end materials: AISI 316, PVC, PVDF, HAST C

• Manual stroke length adjustment; electronic actuator available

• Built-in relief valve, air purge valve, and self-replenishing hydraulic system

• Built-in diaphragm rupture detection system

• Steady-state accuracy ±1%, linearity ±3%, repeatability ±3%

• Fully compliant with API675 and ATEX 2014/34/EU

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Applications