We recommend these lithium batteries for all Ray motors. The price is equivalent to lead acid batteries, and has quadruple the lifetime. Currently on sale.
Specifications for 36 and 48V 100Ah Marine Batteries
LiFePO4 Chemistry – Deep Cycle Battery: Much safer for Marine use
HEATED – Internal heating allows for charging in sub-zero conditions
BLUETOOTH – iOS and Android Apps
IP67 Rated, Dust and WATERPROOF
Built-in Smart Battery Management System (BMS)
Over charge and over discharge protection
Over current and short circuit protection
High & low temperature disconnects
3500+ Cycle life & Maintenance-free: Lead acid averages 250 cycles with required yearly maintenance
11 Year Manufacturer Warranty
Battery and Charger Pricing
36 Volt Battery 100 Amps Output
Sale Price: $1750
36 Volt Battery Charger
Sale Price: $214
48 Volt Battery 100 Amps Output
Sale Price: $1950
48 Volt Battery Charger
Sale Price: $254
48 to 12 Volt Reducer
Sale Price: $88
72 Volt Battery 105 Amps Output Complete Kit: Battery Charger, Battery Gauge, 12 V Converter
Sale Price: $2850
System 300 Motor
Requires 36 Volt Battery and Battery Charger
Controller manages voltage
System 400 Motor
Requires 48 Volt Battery and Battery Charger
Controller manages voltage
System 700 Motor
Require 2- 36 Volt Batteries and 2- 36 Volt Battery Chargers or 1- 72 Volt Battery Kit