Compare Watts Battery Corp EI Battery TSB 10 vs Pika Energy (now Generac) Harbor 4 (now PWRcell 12)

Battery Information

Connection Type (AC or DC) :

AC

Chemistry :

Lithium Iron Phosphate

Audience:

Residential

Total Capacity :

9.9kWh

Usable Capacity :

9.0kWh

Power: Peak :

6.0kW

Power: Continuous :

5.2kW

Depth of Discharge :

90%

Degradation :

7.0%

Roundtrip Efficiency :

94.4%

Warranty

Warranty :

11 Years

Warranty Cycles :

6000

Certifications

UL 1741:

Battery Information

Connection Type (AC or DC) :

DC

Chemistry :

Lithium-ion

Audience:

Residential

Total Capacity :

13.5kWh

Usable Capacity :

11.4kWh

Power: Peak :

6.7kW

Power: Continuous :

4.5kW

Depth of Discharge :

84%

Degradation :

7.0%

Roundtrip Efficiency :

96.5%

Warranty

Warranty :

10 Years

Certifications

UL 1642:

UL 1973:

UL 9540: