Fortress Power EFLEX 5.4 solar battery
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Specification sheet
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DownloadTable 1: EFLEX 5.4 electrical specifications
| Detail | Value |
|---|---|
| Is a current model? | Yes |
| Has management system? | Yes |
| Has inverter? | No |
| Has charger? | No |
| Country of manufacturer | CN |
| Battery chemistry | LFP |
| Nominal voltage (volts) | 51 |
| Usable energy (kWh) | 5 |
| Max energy storage (kWh) | 5 |
| Capacity (amp hours) | 105 |
| Min output (kW) | 3 |
| Inbuilt inverter? | Yes |
| Recommended max depth of discharge (%) | 80 |
| Width (inches) | 23 |
| Height (inches) | 7 |
| Weight (lb) | 108 |
| Installation options | (wall mount, floor-stand or standard 19” industrial server rack mount |
| Warranty (years) | 10 |
| Voltage range | 45 - 51.2 |
| Solution type | Lithium iron phosphate |
| Can be DC coupled? | Yes |
| Warranty type | Years and cycles |
| Warranty details | 10 years or 8,000 cycles @ 80% Depth of Discharge |
| Enclosure protection rating | IP65 |
| Certification battery cell | UN38.3 |
| Max output (kW) | 6.6 |
Related topics:
Best unit price
$10,600
$785.19 per kWh
Table 1: POWERWALL overview
Type
Lithium-ion
Usable Energy (kWh)
13.50
Inbuilt Battery Inverter
Yes
Manufactured
US
Warranty (years)
10
Table 1: POWERWALL+ 2 overview
Type
LITHIUM ION
Usable Energy (kWh)
14.00
Inbuilt Battery Inverter
YES
Manufactured
US
Warranty (years)
10
Table 1: SONNEN CORE+ 20 overview
Type
Lithium Iron Phosphate
Usable Energy (kWh)
20.00
Inbuilt Battery Inverter
Yes
Manufactured
US
Warranty (years)
10
Table 1: SONNEN CORE+ 10 overview
Type
Lithium Iron Phosphate
Usable Energy (kWh)
10.00
Inbuilt Battery Inverter
Yes
Manufactured
US
Warranty (years)
10
Table 1: SONNEN EVO overview
Type
LFP
Usable Energy (kWh)
10.00
Inbuilt Battery Inverter
Yes
Manufactured
US
Warranty (years)
10
Table 1: SOLAREDGE ENERGY BANK overview
Type
LITHIUM ION
Usable Energy (kWh)
10.00
Inbuilt Battery Inverter
NO
Warranty (years)
10
Table 1: LG CHEM RESU7H overview
Type
Lithium-ion
Usable Energy (kWh)
7.00
Inbuilt Battery Inverter
yes
Manufactured
KR
Warranty (years)
10
Table 1: A005KEEN261 overview
Manufactured
KR
Best unit price
$7,000
$714.29 per kWh
Table 1: LG CHEM RESU10H overview
Type
Lithium-ion
Usable Energy (kWh)
9.80
Inbuilt Battery Inverter
yes
Manufactured
KR
Warranty (years)
10
Best unit price
$11,360
$1,109.38 per kWh
Table 1: BATTERY-BOX H10.0 overview
Type
Lithium Iron Phosphate
Usable Energy (kWh)
10.24
Inbuilt Battery Inverter
Yes
Manufactured
CN
Warranty (years)
10
Best unit price
$1,294
$924.29 per kWh
Table 1: TR 12.8-110 LI-ION overview
Type
Deep-Cycle Lithium Iron Phosphate
Usable Energy (kWh)
1.40
Inbuilt Battery Inverter
No
Manufactured
US
Warranty (years)
8
Table 1: SIND 02 2450 overview
Type
Deep-Cycle Solar Flooded
Usable Energy (kWh)
4.90
Inbuilt Battery Inverter
No
Manufactured
US
Warranty (years)
10
Table 1: SIND 02 1990 overview
Type
Deep-Cycle Solar Flooded
Usable Energy (kWh)
3.98
Inbuilt Battery Inverter
No
Manufactured
US
Warranty (years)
10
Table 1: SAGM 12 205 overview
Type
Deep-Cycle solar AGM
Usable Energy (kWh)
2.46
Inbuilt Battery Inverter
No
Manufactured
US
Table 1: SAGM 12 135 overview
Type
Deep-Cycle solar AGM
Usable Energy (kWh)
1.62
Inbuilt Battery Inverter
No
Manufactured
US
Table 1: SAGM 08 165 overview
Type
Deep-Cycle solar AGM
Usable Energy (kWh)
1.32
Inbuilt Battery Inverter
No
Manufactured
US
Table 1: SAGM 06 375 overview
Type
Deep-Cycle solar AGM
Usable Energy (kWh)
2.25
Inbuilt Battery Inverter
No
Manufactured
US
Table 1: SAGM 06 315 overview
Type
Deep-Cycle solar AGM
Usable Energy (kWh)
1.89
Inbuilt Battery Inverter
No
Manufactured
US
Table 1: L16RE-A overview
Type
Flooded/wet lead-acid battery
Inbuilt Battery Inverter
No
Manufactured
US
Table 1: T-145 overview
Type
Flooded/wet lead-acid battery
Manufactured
US
Current Fortress Power battery models
Table 1: EFLEX 5.4 overview
Type
LFP
Voltage
51
Length (inches)
18.00
Width (inches)
23.00
Height (inches)
7.30
Usable Energy (kWh)
5.374
Output (kW)
6.600
Installation Type
(wall mount, floor-stand or standard 19” industrial server rack mount
Table 1: LFP-10 overview
Type
Lithium Ferrite Phosphate
Voltage
51
Length (inches)
4.90
Width (inches)
16.40
Height (inches)
33.00
Installation Type
Floor standing