Farmers' Product Guide

Agricultural product and service directory

CDS-John Blue Company (division of Advanced System Technology)

  • Huntsville, AL 35807, USA
  • 800-253-2583 toll-free US & Canada / 256-895-9936 outside the US & Canada


CDS-John Blue Company continues the tradition of being a leader and pioneer in innovative design for the new area of precision agriculture. You will see this legacy in our commitment to outstanding design, premium materials and uncompromising craftsmanship plus our unconditional warranty: Guaranteed To Do The Job. We are proud of our “Guaranteed To Do The Job” warranty, which has been earned over time.

Just recently we introduced VisaGage II Flow Monitor to complement our Next Generation Piston Pump and newly revised patented Flow Divider. CDS-John Blue Company achieved technological breakthroughs in the development of the patented Impellicone for Anhydrous Ammonia Applications. We continue to bring to market “must have” products like our Variable Rate Fertilizer Pumps. CDS-John Blue continues to commit to outstanding pump product design, premium materials, and uncompromising craftsmanship. With our unconditional warranty: “Guaranteed to Do the Job,” we are moving vigorously forward to build on the heritage that has served our customers so well in the past and will continue well into the future.

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