California’s Largest Stocking Distributor

California's Largest Stocking Distributor

Central California Instruments is California’s Largest Stocking Distributor of process control instrumentation. We are the Official, Largest, Original, In Stock source for many lines such as Ralston Instruments, BelGAS, Marsh Bellofram, and Perma-Cal Industries.

California’s Distributor

Everyone at CCI is honored to serve the industries of the Golden State.  Thanks to California businesses like yours, our company has grown into a leading distributor for many of the highest quality manufacturers of instrumentation on the planet.  Regardless of what your needs may be, we are California’s best single source for you.

Ralston Instruments

Ralston Instruments
Central California Instruments has been a key distributor for Ralston Instruments since our founding in 1987.  Before then, Tom O’Leary has collaborated with Ralston from the time they operated from inside a garage.  Over the years Central California Instroments, has become the largest distributor in the entire state.  Currently, we are the largest stocking source throughout. We will provide you with same day shipping on the Ralston products that you need!  If we don’t have it in stock, we’ll drop ship directly to you from the factory!

For more information, please see our Ralston Instruments products page.

Marsh Bellofram

Marsh Bellofram
From the very beginning, Central California Instruments has distributed the full line of Marsh Bellofram air regulators and transducers.  We are the largest distributor in the state and your best source for Marsh Bellofram products.

For more information, please see our Products page.

Perma-Cal Industries

Central California Instruments has always had a tight-knit relationship with Perma-Cal Industries, the leading provider of outrageously impact-resistent and accurate direct drive pressure gauges.  We are the largest official distributor in the state of California and take pride in stocking the largest inventory statewide.

For more information, please visit our Perma-Cal Industries product page.


On account of our location, Central California Instruments has always been an important supplier of BelGAS pressure regulators to California’s industry.  This has allowed us to develop into the largest official distributor in the state.  We fully stock the BelGAS line, giving you same-day shipping for the products you need.

For more information, please visit our BelGAS products page.

A Complete Resource

CCI Mini Line Card Kern County's Distributor
Central California Instruments is a prominent distributor for many other lines as well, such as:

  • INOR
  • KEP
  • PIE

Please see our Products page for more information!

Please contact us for more information:

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California's Largest Stocking Distributor