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  1. Electric Motors for Electric Cars

    All EV Conversions and Builds
    Hi all, I was wondering if anyone knows of a good place to find NEW electric motors at low cost. I have been looking around, and have found a few good high power (200hp) motors, however they are prohibitively expensive! (>10k) FULL DISCLOSER: My company is designing a 150hp motor/controller...
  2. Powerpak SEVCON

    Hello! Can anyone share a wiring connection diagram between DC Motor Controller SEVCON Powerpak Part: 662S45651 (F1, F2, A, B+, R, B- & S terminals) and Motor's terminals? Thanks
  3. My Humble Introduction

    New Member Introductions
    Hello DIY Electric Car forum, I live in China and work in a factory producing low-cost electric motors, controllers and batteries for EVs. When I'm not working I can be found playing League of Legends, and I'm probably better at Super Hexagon than you. I hope to make a lot of friends who...
  4. anyone have info for a promatch forklift controller

    I am building a honda civic with a nissan forklift motor and i have a Promatch controller off of a Crown forklift that i was wanting to use just for testing at lower voltage until i get things sorted out and get some doctor bills paid off so i can buy or build a real controller. This promatch...
  5. Sinewave controller for BLDC and PMSM motor

    Hi guys, Have u ever used a sinewave controller before?are u considering to have your controller replaced with a sinewave controller?,As I worked for a factory manufacturing the high power BLDC sinewave controller in China,I wanna help everyone who has doubts about it. Comparing to traditional...
  6. Controller Issues

    New Member Introductions
    I am currently in the process of bench testing a permanent magnet electric motor when I cam across a bit of a hiccup. The motor is wired to an axe7245 alltrax motor controller, a 0-5000 ohm pot box and is running on 24v. After everything was wired up I went to test it and discovered that the...
  7. Wanted-144v dc motor controller

    I have a geo set up at 72 volts. I want to bump that up to 120v or 144v. I am also looking for a dc dc converter.
  8. 1971 Convetable Super, soon to be an EV!

    New Member Introductions
    Hi there, I am new to this forum and to building EV's, I have researched enough on the subject to at least have a conversation about it. Anyone feel like answering a few questions I have? I am planning on doing away with the back seat to fit more battery's and I am aiming for 192 Volts for the...
  9. San Francisco Bay Area High Performance Electric Conversions

    Parts Vendors
    Hi All - EMotorWerks is a San Francisco Bay area-based company specializing on high-performance Electric Vehicle components and conversion solutions.We are a group of professionals with strong and diverse backgrounds in business, finance, technology, research, development, marketing, and...
  10. 700 Amp Logisystem Controller

    This is a slightly used Logisystems 700 Amp 36-48V motor controller. They are sweet, and will make your small ev burn tires. $250 obo [email protected]
  11. Blackpanther_st's home brew DC motor controller.

    OK so I have a few things in the works as I do my EV conversion for the Fiero Electro; as I work on this I am also doing a documentary on the conversion process, which I will begin posting somewhere in the near future. The other is the article of this forum thread, which after the...
  12. 2007 EV Motor Controller Round-Up

    Another company is They have an impressive range of controllers, dc-dc convertors, contactors, throttles, etc. I am thinking of ordering one of their controllers for a Fiat 126 conversion, any one have any experiance with their products? Greg
  13. New Here Looking for Directions

    New Member Introductions
    Hi All, This looks like a pretty good site to bookmark. This whole topic on EV is sort of new to me but very interesting. What I would like to find, and I am sure it is buried some where in here, is some "basic" technical information/calculations relative to battery discharge vs. the size...
  14. Electric Riding Lawn Mower

    Non Road Going Vehicles
    I know it has four wheels but... Starting out small here on a automobile conversion later in the year. My practice vehicle is a Riding Mower with blown engine. I have ordered the motor (48 volt golf cart motor) on e-bay for $125.00 I have allready stripped the mower and have installed the...
  15. 144V controllers

    All EV Conversions and Builds
    Hello everyone, I am looking for 144V controllers and I was wondering what my options were. I will most likely use the ADC FBI motor at 144V. Thanks Andre