|Location||Waukee, Iowa US map|
|Vehicle||2002 John Deere 1642HS |
Standard riding mower - 42" / 2 blade deck
|Motor|| Motenergy me1004 Permanent Magnet DC|
This is a permanent magnet brush-type motor
|Drivetrain||Was a 16hp ICE / hydro-static transmission|
There is no controller. The standard hydro-
static transmission controls the speed and
direction. Motor always runs at full RPM.
|Batteries||16 CALB/Skyenergy CALB 40 aH CA series, 3.20 Volt, Lithium Iron Phosphate|
12 of the batteries are located in the main
battery box in front of the motor. The 4
remaining batteries are located on the sides of
the motor. (2 each side)
|System Voltage||51 Volts|
Guangzhou Yunyang Electronic Technology Co.
60 volt 12 amp
|DC/DC Converter|| VOLT-2000|
26 - 60 volt input, 12 volt output
purchased from EVDrives.
|Range||Mower will cut grass for 20 - 25 minutes |
depending on length of grass. Mowing my 2.25 A
lawn takes 3 charges.
Weight unknown but weighs less than before.
|Conversion Time||I started working on the tractor in November of |
2015 and finished in spring of 2016.
|Conversion Cost||$1000 approx.|
|Additional Features||The only instrumentation is a JLD404 meter/charge controller. You |
can monitor instantaneous amperage, total amperage, voltage and other
parameters. The controller can be programmed so that an internal
relay will open when the measured voltage reaches a max. voltage that
is appropriate for the battery pack in use.
The braided copper battery connection straps are home-made. There
has been no problem with the mowers function after one season of
|Contact at email@example.com|