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  1. Selling Lots of GP30EVH 30Ahr NiMH Prismatic Cells

    Hi Guys, I've got 168 NiMH 30Ahr prismatic batteries for sale. The cells are USED but still hold a charge (they should still register between 20Ahr and 25Ahr). Picture of pack is attached (the cells are on 3 layers, only the top layer is visible in the picture). Here is the spec-sheet for...
  2. Nickel-metal hydride

    Batteries and Charging
    I haven't seen much discussion on this board regarding NiMH batteries so I'd like to start one. More specifically I'm interested in using the f-size cells. Specs: 1.2V 13Ah 220g (.485lb) For my purposes I'll need 120 (30 series/4 parallel): 36V 52Ah 26.4kg (58.2lb) Some basic math: 36V * 52Ah...
  3. NiMH battery packs

    Batteries and Charging
    I happened to browse the website of Electric Vehicles of Washington, listed as a dealer for the EPjr being discussed, and I found what seems to be a pretty good deal on a NiMH battery pack: $2800 for...
  4. Any possible NiMH batteries?

    Batteries and Charging
    I did search, and I am pretty sure that the answer will be, "No, sorry." but in my experience it never hurts to ask! I'm an engineer who's rebuilt a power wheelchair for sport use, on the US national power soccer team. The chair draws a peak of 160 amps from two 65 AH 12 volt AGM batteries-...
  5. New book published on electric cars!

    EV News
    Hey everyone! This is my first post on the forum, sorry that it is borderline spamish... but a new book was just published which is a really informative resource and introduction to electric cars, which tells the history of them, and compares them to combustion engines and hydrogen. I really...
  6. battery question

    Batteries and Charging
    I've heard that NiMH batteries are the best to use but that they aren't commercially availible (only the big car companies can get them). What about using these; I'm not exactly sure what an "F-Cell" is but they are 12 volts, couldn't you just...