AC Electric Motor (AC-12) Drive Systems Manufactured

By HPEVS For Golf Cars, Motorcycles, Ground Support Equipment, Mining Vehicles, Utility Vehicles Applications

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Our "Original" AC Drive System For Golf Cars Just Got A Whole Lot Better With The Introduction of an Automatic Parking Brake!!

HPEVS Golf Car Drive Systems

The "ORIGINAL", and still the best AC drive system available for your golf car!

Now Our Golf Car Drive Systems Come With
a 5 Year Warranty!!
We have Designed and Developed A Lithium-Ion Battery Kit For Golf Cars That Is Completely Integrated With The HPEVS Golf Car AC Drive Systems

144 Volt Automobile Systems

The Scion pictured has the first prototype!





Mining Vehicle Systems

Specialty motors designed and built for your specific applications!





To get information, please click on "Details" tab below.
96 Volt Automotive Systems

This is one of many systems available for auto conversions!



To get information, please click on "Details" tab below.
Utility Vehicle Systems


We have a drive system to fulfill your utility vehicle requirements!




To get information, please click on "Details" tab below.
Diagnostic and Troubleshooting Documentation.





To obtain this information, please click on "Details" tab below.

We have added to our website dimensional drawings of the Curtis Instruments controllers.

These drawings can be helpful during the design phase of a project.

To get information, please click on "Details" tab below.
Hosts Mike Brewer and Edd China From The TV Show Wheeler Dealers Teamed Up with EV West to Install a HPEVS Drive System Into a 1985 Maserati Bi Turbo

It is Amazing To Us To See What Can Be Done With Our Drive Systems! Here Is Yet Another Example!

The Folks at EV West Have Created a Vehicle with One of Our Drive Systems!



To get information, please click on "Details" tab below.


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HPEVS Drive Systems

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Schematics, Instructions and Troubleshooting

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HPEVS AC Electric-Motor Drive Systems (AC-12)


The AC 12 motor is a higher voltage derivative of the AC 9 motor. It can be used in different type of applications, but with the potential of almost 45 horsepower and 100 ft-lbs. of torque with a 96 volt/650 amp system, you will get more bang for the buck.



The weight of this motor is around 50 pounds/22.7 Kg.

Link to power graphs:



Here is a list of the typical applications for which this motor can be applied:

» Golf Cars
» Utility
» Motorcycle
» Mining
» Ground Support Equipment



for any questions that you might have.

OEM customers, please contact us

Of course all our systems are backed by an HPEVS and Curtis



Included in the package with this motor is the controller of your choice based on battery voltage, wiring harness (generic or specific based on your needs), dash display and a controller mounting plate. Also available are #2 battery/motor cables. The #2 battery/motor cables are needed with all our golf car system. We offer these cables as an option to purchase.



Controller Options are as follows:

• 1236SE-6521 (48-80V 450A)
• 1238E-6521 (48-80V 550A)
• 1238E-7621 (72-96V 650A)



AC 12-03.27
C-Face Adaptor

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NEMA C-face end plate
7/8" Shaft w/ 3/16" keyway
on drive end



AC 12-07.51
10 Spline

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Club Car Specific Motor
10 spline coupler with Graziano golf car style adaptor




AC 12-07.52
19 spline

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19 spline coupler with Graziano style adaptor


AC 12-08.52
19 spline

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Dana or Team Industries differential Yamaha, E-Z-GO, Columbia, Tomberlin golf carts




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