Gems designs and manufacturers a broad portfolio of liquid level, flow, and pressure sensors, miniature solenoid valves, proximity switches and pre-assembled fluidic systems to exact customer application and manufacturing requirements. With over 50 years experiences, and dedication to lean manufacturing and ISO certification.

Neff Power is a leading Gems distributor for Missouri, Illinois, Kansas, Arkansas, Oklahoma, Arizona and New Mexico.



Products & solutions from Gems

  • Point Level Switches & Sensors
  • Continuous Level Switches & Transmitters
  • Level Indicators & Instrumentation
  • Pressure Transducers
  •  Flow Switches & Sensors
  • Custom Level Switches & Transmitters

What Gems solution may we help you with?

Name *

Neff Power, Inc. services these locations for all your smart automation needs: St. Louis, Missouri; Springfield, Missouri; Kansas City, Missouri; Kansas City, Kansas;  Bloomington-Normal, Illinois; Campaign, Illinois; Decatur, Illinois; Effingham, Illinois; Springfield, Illinois; Mount Vernon, Illinois; Marion, Illinois; Carbondale, Illinois; Peoria, Illinois; Rogers, Arkansas; Little Rock, Arkansas; Springdale, Arkansas; Bentonville, Arkansas; Fayetteville, Arkansas; Tulsa, Oklahoma; Oklahoma City, Oklahoma; Albuquerque, New Mexico; Phoenix, Arizona; Tucson, Arizona; Las Vegas, Nevada.