The 24-24F-500 Farm Equipment Battery, Exide Heavy Duty Farm Battery and Workaholic INT Comm 18m are different farm tractor battery types. As of January 2016, these farm tractor batteries are available on InterstateBatteries.com, TractorsSupply.com and BatteryGiant.com, respectively.
The Workaholic INT Comm 18m is a farm tractor battery with 720 cranking amps and 575 cold-cranking amps. It is for sale on InterstateBatteries.com, as of 2016. The Exide Heavy Duty Farm Battery on TractorSupply.com has a 12-volt terminal voltage and 675 cranking amps. This farm tractor battery can also function as an RV battery. The 24-24F-500 Farm Equipment Battery on BatteryGiant.com weighs 38 pounds and has 12 volts of terminal voltage.