The Millertech Lithium 12V 135AH Heated Starting Battery delivers 1500 cold cranking amps and built-in heating for reliable starts in freezing conditions. At 33 pounds, this Group 31 lithium starting battery weighs significantly less than a comparable lead-acid while providing consistent power through its 135-amp continuous discharge capability.
SPECIFICATIONS
WARRANTY
See manufacturer warranty (Warranty - Millertech)
WEIGHT
33 lbs
SIZE
13" x 6.75" x 9" (Group 31)
STORAGE CAPACITY
135AH (1.728kWh)
VOLTAGE
12.8V nominal
13.5V float voltage
14.6V max charge voltage
10V low cutoff (12.0V recommended disconnect)
ENERGY
1.728kWh
TERMINALS
Torque setting: 10 ft-lbs
LIFECYCLES (BATTERY LIFESPAN)
Not specified by manufacturer
OPERATING TEMPERATURE
Discharge: -4°F to 140°F
Charge: 25°F to 131°F
DISCHARGE
Max continuous: 135A
Cold cranking amps: 1500A
Self-discharge rate: Less than 4% per month
CHARGE
Max charge current: 135A
Recommended charge current: 30A
Recommended constant voltage duration: 15 minutes
INCLUDES ACTIVE BMS PROTECTION
Yes. Includes active BMS protection with cell balancing, low and high voltage cutoff, short circuit protection, and high temperature protection.
Bluetooth Capable
Not specified by manufacturer
Experience the Millertech Lithium Advantage
The 12V 135AH Heated Starting Battery combines serious cold-weather starting power with the weight savings and low self-discharge that make lithium the practical choice for boats that sit between trips.
Secure payments powered by Shopify and PayPal. Affirm financing available on orders over $35.
