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    Free - 2005 E-Max Lithium Converted Scooter - SOLD

    Street legal and titled in Pennsylvania. Has a 40AH 48 volt Thundersky/Winston cell main pack and a 40ah 12V "booster" pack. Original style Fecher-Goodrum BMS. With a healthy pack, range was at least 35-40 miles and in 60V "boost" mode, top speed was 45mph. The 14 year old pack is degraded...
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    BMS's That are Available NOW

    I write this with a bit of trepidation, as I don't want Bob Mcrees development efforts to come to naught, but due to health issues, his BMS will probably not be forthcoming anytime real soon. There has been lots of dscussion about design concepts, vague vapor-proposals, and proposed products...
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    "BattEQ" Balancers for LiFePO4 Packs

    Some of you may be familiar with SmartSpark energy Systems' "BattEQ" balancers for strings of 12V SLA batteries. They operate similarly to Powercheq's, but come in a single package with simplified numbers of wires and supposedly capable of higher balancing current. Well, it seems that they...
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    Insurance Premiums in Canada

    Both my e-max electric scooters are licensed as motorcycles and require insurance. Fortunately the insurance is cheap - about $50-$70 for legal minimum liability. My Toyota pickup truck has higher-limits liability for about $220 per year. So I was stunned to read out here...
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    Getting the Lifecycle BMS to Market

    I talked to Bob Mcree by phone this past Saturday regarding the status of the Lifecycle Battery Management System. He said that, with some updates to the documentation, kits for the verson without the status LED's could be available this week. But, Bob also strongly implied that he had...
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