Product Information

Advanced NAM
Advanced NAM is a proprietary carbon blend used in the negative plate formation of Rolls premium deep cycle flooded models. The addition of Advanced NAM...
Wed, 29 Apr, 2020 at 10:13 AM
AGM Terminals
Rolls AGM models are offered with a variety of terminal configuration options.  Terminal type is noted on each model.   To reference the most common t...
Tue, 28 Oct, 2014 at 2:23 PM
Date Codes
For a full explanation of Rolls Battery date codes and where they're located, please refer to the attached PDF document.
Wed, 29 Jul, 2015 at 3:45 PM
Discontinued Models
Over the years, many of our battery models have seen changes in design, increases in capacity, plate configuration and other performance enhancements.  In s...
Wed, 17 Apr, 2019 at 12:39 PM
Factory Seconds ("BLEM") Stock
In an effort to reduce waste and maintain lower overall costs for our customers, Surrette Battery Company offers select factory second models, referred t...
Tue, 22 Nov, 2016 at 10:03 AM
Hydrocaps
To fully charge any storage battery a certain amount of overcharge is necessary. This overcharging equalizes the power in the cells of the battery. As ...
Wed, 3 Jun, 2020 at 7:16 PM
Terminal Sizes
Attached are the terminal drawings for the majority of our Flooded lead-acid models.  The terminal hole in flag and LT terminals measures 3/8" in d...
Wed, 3 Jun, 2020 at 4:45 PM
What is an AGM battery?
What is an AGM Battery? AGM batteries are a type of sealed lead-acid battery using "Absorbed Glass Mats" between the plates. This is a very fi...
Sun, 20 Oct, 2019 at 12:24 PM