Check Endless Sphere for the latest in battery technology. Commuting in big cities like New York can be difficult with all the traffic. Using a bike to commute is a great alternative. There are many bike rental NYC vendors around Central Park and the city has a Citi Bike sharing program to make it easier for commuters to ride a bike to work.
Batteryspace 36V LiPo
United States Lithium
AllCell – US made Lithium packs with 2 year warranty. Electric Rider – currently selling 36V Lithium pack. E-BikeKit – Now offering 36 & 48V Allcell lithium packs. Liberty – Customized LiFePO packs from 10 to 100Ah. – Sells NiMH and Lithium battery packs for electric bikes. Falcon EV – Sells a variety of Lithium (LiFePO4) based packs, as well as NiMH. GoCarLite – 36 & 48V LiFePO packs
E-Clips – 24 and 36 volt LiFePO4 packs with charger. Saft – Specialized lithium packs.
Grin Tech – Large variety of packs with good details. Palcan – No joke bloke- portable fuel cell power.
GE Battery – Makes Lithium packs for cars, scooters and bikes. BMS Battery – Affordable Panasonic packs. UFO – Customizable LiFePO4 packs made by aliens. Tornado – Wind at your back LiPo packs. Ping Battery – You don’t have to order 50 of these LiFePO packs. Amazing Energy – Full line of e-bike battery packs. GM Battery. – New Lithium Polymer and NiMH technology. JND Power – Various Li-Po packs with compatible chargers. OSN Power – Up to 2000 cycles for this LiFePO pack. EVPST – Customized LiFePo4 packs. DH Gate – Large variety with free shipping Real Force – Portable, light LiFePO packs. Xinchi – Low price Lipo chemistries. Desire – e-bike LiFePO with cool flame on side.
B-P Sponsors

E-BikeKit – Hub motor kits with LiFePo battery pack option.

Bicycle Engines – Sells motorized bicycle engine kits including Stage III and Grubee 4G.

Rhoades Car – Electric 4-wheelers include the Go Boy for industrial use.

Kings Motorbikes – Offers 2 and 4 stroke motorized bicycle engine kits and parts.

Batteryspace – DIY kits, NiMH & lithium packs for electric bikes.

New Belgium Brewery – Can’t have bikes without beer!

Zoombicycles – Electric bikes and scooters and gas engine kits.

MFG Supply Go Kart Parts – engines, clutches, & more. Also lawn mower & ATV parts.

Paul Joseph Brown/Seattle Post-Intelligencer

One wheel per person in Portland  Joseph Rose/The Oregonian

Bike Broke – Courtesy of

VAPORWARE?? Promising technologies, but….

Sion Power Corporation – Claims its lithium-sulfur (Li-S) prototype has an 80% higher specific energy density than lithium ion. Modular Energy Devices – Their Li-ion pack recently set the electric scooter range record. Company prez says that they’re still building and testing Li-ion battery modules. Edan – 12Ah Li-ion with over 800 cycles. (5,000 Ah min. order ??) Havent had enough? Try Source Guides.