Engine compartmentBattery compartmentCustom charging doorWiring diagram
OwnerLarry George
LocationClaremont, California US map
Web/EmailWebPage email image
Vehicle1982 Mazda B2000
First conversion attempt. Tried to keep cost down, but use known and reliable parts for a short distance daily driver.
MotorAdvanced DC FB-4001A Series Wound DC
9" Series Motor..28 HP cont., 72-144 VDC..85 HP peak..reversible..dual shaft..face mntbl..for EVs up to 5000 lbs...143 lbs
DrivetrainStock 5-speed manual transmission with clutch.
ControllerCurtis 1231C-8601
96-144 VDC, 500 Amps max...MOSFET technology, 1.5 & 15 kHz pulse-width modulated...19 lbs
Batteries16 Trojan T-105, 6.00 Volt, Lead-Acid, Flooded
447RC@25A, 225 AH rating, 10 3/8 x 7 1/8 x 11 3/16, ~61 lbs,
System Voltage96 Volts
ChargerK and W BC20
Adjustable voltage and current. Up to 20Amps. 120VAC input.
HeaterCeramic heater element, 96V is about lower limit for these.
DC/DC ConverterCurtis 300W
InstrumentationWestburg 50-150 volt
Westburg 0-500 amp
Top Speed70 MPH (112 KPH)
AccelerationPretty good on flat road. Low end power is very good, but no top end power.
Range20 Miles (32 Kilometers)
or so, mild driving gives more.
Watt Hours/Mile225 Wh/Mile
Cruise level ground, 100A @90 volts
Seating Capacity3 bench seat
Curb Weight3,750 Pounds (1,704 Kilograms)
Batteries were about 1000 lbs. Motor 143. Controller 19. Charger 15?
Conversion Time1 year, using weekends here and there
Conversion Cost$5000 including truck
Additional Features120VAC Charger access is through custom door in front grille, rear air shocks, custom battery box from diamond plated aluminum, adapter made by Electro-Automotive, charging off public Avcon charger via 3000Watt 240->120 converter to use normal 120VAC on-board charger, Gast electric vacuum pump for brakes, small 12-volt aux battery, Kilovac contactor, 2/0 cables.
Fun project. Learned a lot. Truck is the easiest to start with. I liked driving much better with clutch. Although it reduces the range a little I tried it both ways and much prefer the clutch. Having a lighter duty trans with a lot less miles may help though.
May do an A/C conversion some day.

code by jerry