Energy storage and backup power

Lithium and lead-acid battery solutions for all your solar and renewable energy systems

When it comes to backup solar energy storage and backup power, the choice often boils down to lead-acid or lithium (LiFePO4) batteries. Discover has a both Lithium and Dry Cell AGM batteries optimized for renewable energy storage.

COMPARE FOR YOURSELF

FLOODED LEAD-ACID 

DRY CELL AGM

GEL CELL

AES LITHIUM

Maintenance

Requires periodic watering

Maintenance-Free

Maintenance-Free

Maintenance-Free

Spill-proof

No

Sealed, suspended electrolyte

Sealed

Sealed, LiFePO4

Gassing

Released and vented during charge

Low to no, unless overcharged

Low to no, unless overcharged

No

Roundtrip-Efficiency

70-80%

80-90%

80-90%

Up to 98%

Recharge Time

Longest

Short

Long

Shortest (1C)

Equalization Charge

Required

Not required

Not required

Not required

Self-Discharge / Storage

Short
Up to 15% per month

Long
Less than 3% per month

Long
Less than 3% per month

Long
Less than 3% per month

Cold Temperature Performance

Medium

High

Medium

Low
BMS Controlled (1C)

High Current Discharge

Medium

High

Medium

Low
BMS Controlled (1C)

Initial Cost

Lowest

Medium

Medium-high

Highest

Total Cost of Ownership

Highest

Medium

Medium

Lowest

Maintenance-Free & Safe

Nonspillable, no-gassing and no water top-ups, cutting down on upkeep time and costs.

Resilience

Superior partial state of charge operation with overcharge and over-discharge resilience. 

Extreme Temperature Resistant

Operating temperature -40°C (-40°F) to 70°C (158°F).

Image

Discover Battery provides unparalleled maintenance-free AGM battery solutions that set the industry standard for reliability and performance.


Image

6VRE-2700FD

BCI 903-L16 
Terminal F10M8
Battery Volts 6
Amp Hour (120 HR) 449
Amp Hour (20 HR) 408
Amp Hour (10 HR) 378
Image

12VRE-2800FD

BCI 4D
Terminal AT
Battery Volts 12
Amp Hour (120 HR) 232
Amp Hour (20 HR) 210
Amp Hour (10 HR) 192
Image

12VRE-1400FD

BCI 27 JIS1 N70 JIS2 D31R
Terminal F10M8
Battery Volts 12
Amp Hour (120 HR) 119
Amp Hour (20 HR) 110
Amp Hour (10 HR) 90

DRY CELL AGM SOLAR ENERGY STORAGE


Reliable Energy Storage for Renewable Energy applications

Discover® DRY CELL Solar Energy Storage batteries are safe, reliable, maintenance-free and tolerant of partial state of charge operation under wide ambient temperatures.

 

 

DRY CELL Solar Energy Storage batteries are maintenance-free, safe, easy to use, and are the economical choice to reduce energy costs and grid dependence.

Double the Runtime

Double the high-current runtime of similar sized lead-acid battery with 10x the life 
(BCI-06)

Parallel Power 

Parallel up to 20 batteries per LYNK device

Up to 50% more efficient 

Up to 50% more energy efficient than a lead-acid battery with a 100% depth of discharge

Image

AES Professional features a field serviceable fuse and a multi battery BMS to make sure you get the most of every amp hour you put in. 


Image

DLP-GC2-12V

BCI GC2 
Terminal BM 5/16
Battery Volts 12
Open Circuit Voltage 12.8
 Rated Ah Capacity (1C) 120
Nominal Energy (kWh) 1.54
Image

DLP-GC2-24V

BCI GC2 
Terminal BM 5/16
Battery Volts 24
Open Circuit Voltage 25.6
 Rated Ah Capacity (1C) 60
Nominal Energy (kWh) 1.54
Image

DLP-GC2-36V

BCI GC2 
Terminal BM 5/16
Battery Volts 36
Open Circuit Voltage 38.4
 Rated Ah Capacity (1C) 30
Nominal Energy (kWh) 1.15

AES Professional Batteries


AES Professional batteries robust lithium solution for residential off-grid solar and tiny home power applications.

Discover® AES PROFESSIONAL LiFePO4 Batteries

Discover® AES PROFESSIONAL batteries are purpose-built for the drop-in replacement of 12V, 24V, 36V and 48V groupings of the popular BCI GC2 size battery.

 
Image

We are delighted to announce that our Lithium business has been moved to its own website dedicated solely to lithium products. This exciting development for our business allows us to offer you, our customers and partners more complete services and competitive product offerings. We remain committed to reliability, performance and providing you, our partners and customers with the best products in the marketplace.

How do I work with Discover?

Discover sells business to business directly through its global network of factory warehouses.

Discover lithium batteries are the best lithium batteries we tested to work with our hybrid inverters.

Sau Ngosi
Sau Ngosi
CTO
Schneider Electric - Solar Division

I absolutely LOVE these batteries! These combined with the Sol-Ark 12 are handling the loads I have with ease.

Ryan C. Vowell
Ryan C. Vowell
CEM
Pacific Refrigeration & Market Equipment Inc.

Awesome! Thanks for helping designers and sales guys with tools to help sell a product better.

Michael Wight
Michael Wight
Solar Power Consultant
Gardner Energy

Discover AES has operated with total reliability. They have improved the performance of our electrical system by about 30%.

Melinda & Ezra Auerbach
Melinda & Ezra Auerbach
Homeowners

Discover AES LiFePO4 batteries ability to charge quickly make them ideal for off-grid applications to help reduce generator use. The fuel savings our customers realize is astounding.

Jason Jackson
Jason Jackson
President
Hakai Energy Solution

Discover AES is easy to install and has the best power electronics integration of any battery I’ve seen.

Jason Andrade
Jason Andrade
Owner
West Coast Sustainables

When we evaluated off-grid lithium batteries that could represent our brand and reputation, Discover AES was the obvious choice.

James Surrette
James Surrette
CEO
Rolls Batteries

I have 4 AES LiFePO4 batteries at my house, and I live off-grid. Monitoring / Memory / History. NO maintenance. Big warranty.

Frank Schwieger
Frank Schwieger
Owner
CamoSolar Inc.

The sealed tubulars from these folks are doing a great job at our off-grid community hall. With them we can even enjoy rock and roll without the generator.

Ezra Auerbach
Ezra Auerbach
President
DragonSun Consulting

At Satic Solar we have installed several Discover AES batteries over the years and recommend them.

B.D. Erickson II
B.D. Erickson II
CEO
Satic Solar

We have been using 48-volt 6.65 kWh Discover lithium batteries for several years now. Our largest lithium battery bank to date is for an off-grid system using 10 of the 6.65 kWh packs.

Art Toy
Art Toy
President
Four Elements Energy Inc.