Fortress Power eVault Max 18.5kWh

Fortress Power

Manufacturer Reviews (5)

Usable Capacity: 18.5kWh
Roundtrip Efficiency: 98%
Warranty: 10 Years

An all-in-one solution for your residential and commercial needs. Scalable up to 370kWh with a serviceable top cover access to make installation of this battery simple and worry free. The eVault Max is AC/DC coupled to solar arrays and works for many applications that require solar storage, including Off-Grid, Back Up Power, Self-Supply, Peak Charge Reduction, and Demand Response, just to name a few.

See all Fortress Power Solar Batteries See all Solar Batteries

Fortress Power

(5)

An all-in-one solution for your residential and commercial needs. Scalable up to 370kWh with a serviceable top cover access to make installation of this battery simple and worry free. The eVault Max is AC/DC coupled to solar arrays and works for many applications that require solar storage, including Off-Grid, Back Up Power, Self-Supply, Peak Charge Reduction, and Demand Response, just to name a few.

See all Fortress Power Solar Batteries See all Solar Batteries

Get Free Solar Quotes Online

Sign up to get free online quotes that include your preferred solar equipment!

Get Solar Quotes Online

Battery Overview

Model Year

2021

Connection Type (AC or DC)

DC

Chemistry

Lithium Iron Phosphate

Audience

Residential

Total Capacity

18.5kWh

Usable Capacity

18.5kWh

Power: Peak

12kW

Power: Continuous

9.2kW

Depth of Discharge

100%

Degradation

7.0%

Roundtrip Efficiency

98%

The key characteristics of a battery are the power output, usable capacity and efficiency with which it stores and discharges electricity. Other characteristics, like the chemistry of the battery, help to determine how effective it is at storing electricity.

Warranty & Life Information

Warranty

10 Years

Warranty Cycles

8000

Warranties are an indication of the overall quality of the battery. Look for a high number of cycles, a high percentage of end-of-life usable capacity, and a large number of years warrantied.

Physical Characteristics

Battery Dimensions

42.2 mm L
20.3 mm W
20.3 mm D

Traits

Scalable
Off-Grid Capable
Backup Capable

The physical characteristics of a battery help determine whether you’ll need an entire garage of batteries or a wall-mounted, radiator-size battery. Beyond just storing energy, batteries have a number of additional traits, such as being able to easily scale in size or to provide power if the grid goes down.

Manufacturer Location

China

Energy storage manufacturers may have a background in chemical industries or in making larger-scale batteries, such as building batteries for electric vehicles. Manufacturers may either make the battery cells themselves or assemble the batteries into a comprehensive energy storage system.

Product Certifications

Certifications Received

UL 1642
UL 1973
UL 9540

Organizations like the International Electrotechnical Commission (IEC) and Underwriters Laboratories (UL) create national and international standards for energy storage systems to ensure any products on the market meet certain specifications for safety and reliability reasons.

Fortress Power eVault Max 18.5kWh

Fortress Power

Fortress Power

Get Free Solar Quotes Online

Battery Overview

Warranty & Life Information

Physical Characteristics

Manufacturer Location

Product Certifications

Sign up to get quotes for your preferred solar equipment!

Sign up to get quotes for your preferred solar equipment!