Big John Manufacturing

Big John Mfg.

Vac Test Meter Stand

For more information about the Big John Vac Seed Meter Stand please contact us.

Agra-Vision

For more information about the Agra Vision please contact us.

BJ’s Seed Meter Test Stand

Precision Planting If your customers want to precision plant then they need to have their seed meters tested with precision, exactness and accuracy. The Computrol ® (shown with the Big John Profiler on Test stand) advances seed metering to a new level of accuracy, efficiency, and value. If you are going to test seed meters, then why not use […]

BJ’s GPS Fleet Manager

Compact GPS The Big John GPS Fleet Manager is a compact Global Positioning System. With the fleet manager it is easy to see where a fleet of one or even hundreds of vehicles have been over a recorded amount of time. The fleet manager records where, when, and how long a vehicle is at a […]

Computrol® 1.5

Maintain Constant Flow Computrol 1.5® Motor Controller is designed to control the speed and or flow of small 12v motor/pump assemblies. Dial the pressure wanted and the pump will maintain a constant flow without having any by-pass plumbing. • Amp. range: 15-35

Computrol® VII

Excellent Management Tool ComputrolVII® is a programmable flow controller for use with any ULV ground application equipment. This system is the latest in liquid variable flow controllers. (Case mounted for quick & easy demos) Computrol VII® Liquid Controller also provides management tools such as: Oz./Min – Total Ounces Spray On/Off Total Area Sprayed Miles Traveled Vehicle Speed Vehicle […]

Computrol® IV

Properly Dropped Seed Computrol IV® is a seed placement monitor for test plot and specialty planters. You may see up to 8 rows at a time to be certain that the planter is dropping seed properly. Computrol IV® offers: Decreased plot time Wide range of population choices Adjustable alley width Change population on the go Maintain alley […]