(4 Reviews)

36V 60Ah Heated Lithium Battery

3660-BTH

The Millertech 36V 60AH Heated Marine Trolling Battery is engineered for anglers who need consistent trolling power in every season. Designed with smart heat activation, the system engages at 32°F to maintain safe charging temperatures, ensuring reliable performance in cold water. Lightweight yet powerful, it delivers long run times for extended fishing days, and its marine-grade sealed case resists vibration, salt, and spray. Bluetooth monitoring gives instant visibility into battery health, while a 10-year full coverage warranty provides peace of mind. Perfect for powering 36V trolling motors in all conditions.


Customer Reviews

Charles
Rating: 5/5
36 volt
High Quality
Wed Feb 18 2026 01:25:45 GMT+0000 (Coordinated Universal Time)
Phillip
Rating: 5/5
Why I Went with Millertech
After researching the various Manufactures for Marine Lithium batteries, there was no other option than Millertech. First, I wanted a reputable company. Then I was looking at price and warranty. There is no question that Millertech has the best warranty in the business. Finally, I called just to make sure that I was purchasing the right product for my need (trolling battery). Every question was answered by a knowledgeable and courteous associate. Can't' wait to get on the water and try it!
Thu Jan 01 2026 15:55:55 GMT+0000 (Coordinated Universal Time)
Patrick Xiques
Rating: 5/5
AWESOME
I think the handwritten note was such a nice touch. Something missing from the world today. Love the app as well. Can’t wait to use these batteries this weekend!
Sun Oct 12 2025 11:19:49 GMT+0000 (Coordinated Universal Time)
Martin Kvetko
Rating: 5/5
36v Battery
Have used the MillerTech 36v trolling motor battery in two 8 hour tournaments. The battery was awsome. The tournaments were on the Detroit River & Lake St Clair. No issues.
Wed Sep 24 2025 21:16:38 GMT+0000 (Coordinated Universal Time)

What the pros are saying about MillerTech batteries