Compare Solar Batteries & Manufacturers

Compare Tigo Energy EI Battery TSB-20 vs Fortress Power eVault 18.5

Tigo Energy

EI Battery TSB-20

Model: EI Battery TSB-20

Manufacturer: Tigo Energy

Warranty : 11 Years

Connection Type (AC or DC) : AC

Battery Information

Connection Type (AC or DC) :

AC

Chemistry :

Lithium Iron Phosphate

Audience:

Residential

Total Capacity :

19.8kWh

Usable Capacity :

18.0kWh

Power: Peak :

6.0kW

Power: Continuous :

5.2kW

Depth of Discharge :

90%

Degradation :

7.0%

Roundtrip Efficiency :

94.5%


Warranty

Warranty :

11 Years

Warranty Cycles :

6000


Certifications

UL 1741:


Fortress Power

eVault 18.5

Model: eVault 18.5

Manufacturer: Fortress Power

Warranty : 10 Years

Model Year: 2020

Battery Information

Model Year:

2020

Connection Type (AC or DC) :

DC

Chemistry :

Lithium Iron Phosphate

Audience:

Residential

Total Capacity :

18.5kWh

Usable Capacity :

18.5kWh

Power: Peak :

9.6kW

Power: Continuous :

4.8kW

Degradation :

7.0%

Roundtrip Efficiency :

98.0%


Warranty

Warranty :

10 Years

Warranty Cycles :

6000


Certifications

UL 1642: