High Pressure Metering Pumps for Laboratory, Pilot Plants and Industrial Applications

Eldex designs and manufactures precision metering pumps capable of delivering accurate, repeatable flow at pressures up to 6,000 psi. Trusted worldwide in chromatography, chemical process, pharmaceutical production, and advanced materials research.

Alkylation Project

Precision Metering Pumps for Demanding Applications

Eldex metering pumps are engineered for applications requiring precise metering/dosing or flow injections, high pressure capability, and long-term reliability.

Key Capabilities 

  • Flow rates from .01 to 300 mL per minute
  • Operating pressures up to 6,000 psi
  • Analog and digital remote control options
  • Chemically resistant wetted materials
    (SS, Hastelloy, PEEK)

Typical Applications

  • Chromatography and analytical instrumentation
  • Pharmaceutical API manufacturing
  • Catalysis, chemical synthesis and R&D
  • Alternative fuels research
  • General industrial

Why Engineers Choose Eldex

  • 50+ years of precision pump engineering
  • Proven performance in demanding environments
  • Long service life with minimal maintenance
  • Precise and stable flow rates

Engineered Pump Solutions for Every Scale

Optos Standard Valves
Optos Series Pumps

Ideal for laboratory and analytical applications requiring ultra-precise flow control.

Eldex Recipro HP - Home Page
HP Series Pumps

Minimal electronics for long service life and hazardous environments. xxxxxxxxxxxxxxxxxxxxxxxxxx

Eldex OEM Pump Solutions
Custom Configurations

OEM and specialized pumping solutions tailored to your unique system requirements. xxxxxxxxxxxxxxxxxxxxxxxxxx

Ready to start your next project?

Need precise, reliable fluid delivery at high pressure? We can help you select or configure the right metering pump for your application.

Over 50 Years of Excellence in Product Innovation

  • Founded in 1972. USA-based manufacturing
  • Global customer base across academia and industry
  • Direct technical support

Eldex Pumps in Peer-Reviewed Scientific Research

Eldex precision metering pumps are frequently cited in scientific publications for their reliability, flow accuracy, and performance under demanding conditions.