Rolls Solar 4000 Series, Time for Solar, Ron Stauffer Enterprises, Montrose, Colorado

Next-Generation Batteries for Renewable Energy Management

Rolls Battery Engineering, based in Salem, Massachusetts, has been manufacturing deep cycle batteries of the highest quality for more than 60 years. Our series 4000 system of batteries, manufactured specifically for solar and other renewable energy applications, are designed to offer up to 12 years of life.

Specs-at-a-Glance
Voltage: 6,8, & 12
Plate Alloy: 4% Antimony
Post Type: Flag (Typical)
Charge Voltage (77F): Float 2.2-2.23 VPC, Bulk 2.37-2.4 VPC
Specific Gravity: 1.265
Electrolyte: Sulfuric Acid

Feature:
Use of thickest plate, highest density active material in plate construction.
Benefit:

Unsurpassed cycling service- 10 year average life

Feature:
Many of our batteries are constructed with structural foam containers
Benefits:

Less weight

Greater ridigity

Greater durability

Feature:
Enveloped Separators

Benefit:

Ability to remove sediment chamber, eliminating separator misalignment, treeing or shorting.

Also allows for higher plates to be used in the same sized cell, which yields greater capacity.

Feature:
Increases Liquid Reserve
Benefit:

Less Maintenance