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Welcome!

Thank you for visiting raross.com!

R.A. Ross & Associates is a full service distributor serving Kentucky, Indiana and Ohio for over 25 years.

Custom Packages

We specialize in Custom packages…

Pumps

Blowers

Gas Compressors

Complete Repair Service

Factory trained and authorized service and repair on all makes and models of pumps, blowers and gas compressors.

Thousands of Items In Stock

Thousands of items in stock in our Louisville warehouse.

Award-winning Customer Service

R.A. Ross & Associates has been recognized many times over the past 25 years by the companies we represent for providing outstanding customer service to our mutual customer base. Give us a call and we will show you why!

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Online ordering.

Blowers

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Filters

Filters

Pumps

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Vacuum

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Mixers

Mixers

Tanks

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Welcome to R.A. Ross and Associates, Inc.

Introducing Tuthill's new CP Blowers with 18 PSI ratings!
(Highest rating in the light-duty blower arena.)

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Tuthill blowers and vacuum boosters offer flows to over 10,000 CFM and differential pressures to 20 psig (17 in. Hg vacuum).*

(That's engineer speak for "We've got you covered.")

When it comes to blowers, it doesn't get any better than Tuthill. Tuthill MD-Pneumatics blowers and vacuum boosters are high-performance, reliable and engineered systems designed for ready installation.

  • CP models rated to 18 PSIGtuthill-blowers
  • Quieter operation
  • Better gearing for longer life
  • Sight glasses available on all CP Models
  • Magnetic drain plugs
  • Longer seal life
  • Drop-in replacements for:
  • Gardner-Denver Sutorbilt Legend
  • Roots URAI
  • Ultra quick delivery (we stock many models)

(Not all features apply to all models).

*Vacuum boosters develop extremely high vacuum levels to the micron range.

Be sure and check out our line of blowers and applications!

Why R. A. Ross?

  • Engineer based company
  • Continuing factory education
  • Knowledge
  • Team-based approach
  • Ultra-fast response policy
  • New equipment
  • Rebuilt equipment
  • Repairs
  • Parts/parts kits
  • Custom built solutions

Read more...

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For exact model and size information, click here for FREE Tuthill Kinney VBXpert sizing software.

How to take control of what you pump

Here is a product that will let you completely control what you process! The ARO Controller and electronic interface pumps allow you to set precise fluid amounts, then push a button and step away and let ARO take control. Set it and forget it!

  • Set control and walk away
  • Precision fluid management
  • Operates in hazardous environments

“With the ARO controller my spillage has gone down, and the time it takes to fill a container has lowered”

Greg Blanchard
Owner, Pro Chem Cleaning Systems


Click below to watch a video of how the ARO controller has helped Pro Chem Cleaning Systems solve overfill and underfill problems.

Perfect for:

  • Paints aro-pump
  • Detergents
  • Chemicals 
  • Coatings
  • Ink 
  • Water/wastewater

The ARO Electronic Interface Pump is an air-operated diaphragm pump that provide accurate, electronically controlled dosing.

  • Configurable for use with the ARO Controller
  • Built-in solenoid control seamlessly integrates with other electronic components
  • Internal cycle counter and end-of-stroke pressure signals track end-of- stroke feedback and pump data
  • Leak detection option detects diaphragm failure to help reduce costly production downtime
  • Factory-installed cycle counter and leak detection kits
  • Five-year warranty

Introducing Blackmer's new screw pumps for those needing extremely high or extremely low capabilities.

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Available in three lines-Twin screw with timing gears; Twin screw without timing gears, and Triple screw

Blackmer’s Series S Pumps Offer:

Higher

  • Higher flows (to 11,000 GPM)
  • Higher pressures (to 2,250 PSI)
  • Higher viscosities (to 200,000 CST)
  • Higher suction lifts (to 3 ft NPSH)
  • Higher tolerance for entrained air and other gases (multi-phase model available)
  • Higher speeds (to 3,600 RPM)
  • Higher tolerance to contamination
  • Higher gas content to 97% gas transfer
 

Lower:

  • Lower shear
  • Lower NPSH
  • Lower internal velocities
  • Lower churning or foaming
  • Lower mechanical vibration
  • Lower noise
  • Lower pulsations (consistent flow)
  • Lower maintenance
 

Applications:

  • Crude oil
  • Asphalt
  • Kerosene
  • Diesel
  • Lubricating oil
  • Tank, terminals and refineries (Downstream applications)
  • Cargo pumps and systems
  • Chemicals
  • Petrochemicals
  • Marine
  • Upstream and midstream pumping
  • Multiphase pumping
 

Advantages:

  • Self-priming
  • Compact construction
  • Simple to replace pumping elements
  • Easy maintenance
  • Dry running possible
  • Constant flow on varying pressures and volumes
  • No external cooling required
  • Contact-free intermeshing screws
  • Able to handle non-dedicated fluids or fluids with changing characteristics
  • ATEX-certified for use in explosive or dangerous environments

For more information on these or any other special application pumps, please contact us.
We know how to handle whatever you process.



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Custom Packages

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Custom Mechanical Seal Arrangements

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Louisville

Headquarters
2231A Ampere Drive
Louisville, Kentucky 40299
(502) 267-8677 | (800) 489-8677
(502) 266-7928 Fax

Noblesville

501 S. Ninth Street
Suite #102
Noblesville, Indiana 46060
(800) 489-8677 (Toll-free)
(502) 266-7928 Fax

Falling Waters

102 Left Street
Falling Waters WV
(800) 489-8677 (Toll-free)
(502) 266-7928 Fax

Mayfield

3375 Trace Creek Rd.
Mayfield, Kentucky 42066
(800) 489-8677 (Toll-free)
(502) 266-7928 Fax

Batavia (Cincinnati)

233 E. Main Street, Suite 6
Batavia, OH 45103
800 489-8677 Toll Free

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