Battery Stuff

Every Grin conversion kit turns a regular bicycle into an electric one, built around a Grin hub motor with the matching controller, wiring, and options. Browse the kit families below to shop by motor.

Not sure what fits your bike? Build a complete kit step by step in our kit builder, compare performance in the motor simulator, or see real conversions in the project gallery.

Battery Stuff

	Batteries Here are all of Grin's battery packs currently for sale, including Reention case downtube batteries, rear rack eZee packs, and some small bottle-shaped batteries for lighter builds. For a higher-level description of the battery options, view our battery info page.
	Battery Accessories Various mounting brackets, cable extensions, and repair/replacement casings for our battery packs are listed here.
	Charger Accessories Adapter cables, charging extensions, and Satiator spare parts, so one Satiator charger can connect to Anderson, XT60, ST3, GX16, and more.
	Solar We carry a few different options to add solar power to your touring bikes, trailers or DIY projects. See our Solar Learning page for more information.
	Satiator Chargers The Satiator is Grin's programmable universal ebike charger: 360 watts, an OLED display, custom charge profiles, and one unit for nearly any 24V to 84V pack.
	Chargers Sealed, fan-free, CE and cUL certified ebike battery chargers for 36V, 48V, and 52V packs, in 2 Amp and 4 Amp models with ST3 or XLR plugs.