Sol-Ark 12K + Fortress Power eFlex Battery + Fortress Durarack Enclosure Bundle
The Sol-Ark 12k is a great choice stackable solar/hybrid inverter! It's an all-in-one, pre-wired inverter with built in charge controllers and many other built-in feature fitted as standard. It is flexible, efficient, and affordable. Everything you need comes in one box, keeping your cost LOW and installation SIMPLE. 10-year standard Warranty. Fortress Lithium Ferro Phosphate (LFP) 51.2V(48V), 360 AH, 18.5 KWH total capacity, LCD display; max. 20 units in parallel for 370 KWH; 10 yrs warranty. Includes wall mount bracket (SKU Part Number EFlex 5.4 G2). Fortress Durarack IP65 Outdoor Rated Enclosure holds four eFlex units per rack. Includes busbars and 4 sets "+" and "-" battery cables. Expand your energy storage with the new Fortress Power DuraRack! This iron enclosure stores up to 4 eFlex 5.4kWh batteries. The DuraRack paired with multiple eFlex batteries can build a 48V UPS server rack or provide storage capacity to home solar arrays. The DuraRack includes integrated busbars, wheels, and a DIN rail heater mount. This enclosure can be free-standing or pad mounted and is safe for indoor and outdoor installations. Expand your energy storage with the new Fortress Power DuraRack! This iron enclosure stores up to 4 eFlex 5.4kWh batteries. The DuraRack paired with multiple eFlex batteries can build a 48V UPS server rack or provide storage capacity to home solar arrays. The DuraRack includes integrated busbars, wheels, and a DIN rail heater mount. This enclosure can be free-standing or pad mounted and is safe for indoor and outdoor installations. We design the eFlex 5.4 with a goal of building the world most robust lithium battery for all different application scenarios and harish weather conditions.
Feature Bullets
- Two built-in 500V charge controllers
- 1-6 PV strings
- Battery disconnect
- 48V Battery input
- Auto-generator start
- Rapid shutdown signal
- Built-in arc fault and ground fault detection
- Current sensors included
- Battery communication
- PV Disconnect
- Wiring knockouts an & Wi-Fi
- 50 A Breaker - AC In/Out, AC Load Out, AC Gen In/Smart Load Out
- Tier 1 Automotive Prismatic Lithium Iron Phosphate Cell with the highest cycle life
- Patented Enclosure design achieves 4 times better thermal performance than our competitors
- IP 65 Dust and Water Proof design for outdoor install
- Flexible mounting options (wall mount, floor-stand or standard 19" industrial server rack mount
- Our market leading Digital Processor Battery Management System (BMS) includes: High amperage contactor disconnects, Individual cell voltage & temperature monitoring and balancing for maximum reliability and longevity, Canbus, Modbus, and Wi-Fi communication enable Internet-of-Things compatibility, Advanced closed loop communication with most 48V inverters
- IP65 water and dust resistant for both indoor and outdoor install
- Includes integrated busbars and battery cables for easy stacking
- Easy to add din rail thermostat for cold climates
- Passive cooling vent for warm climates
- Built on wheels for easy movement and positioning
- Expandable up to 4 units (15 eflex batteries; total 81 kwh)
Specifications:
Type: All-In-One Stackable
Dimensions: Inverter: 29.5 in Height x 17.7 in Width x 10 in Depth, Battery: 21.5 in Length x 23 in Width x 7.3 in Height, Durrack Enclosure: 29.29 in Width x 41.34 in Height x 18.03 in Depth
Maximum Allowed PV Power (STC): 13000 W - (Input Data (PV))
MPPT Voltage Range: 150-500 V - (Input Data (PV))
Start-Up Voltage: 125 V - (Input Data (PV))
Maximum DC Input Voltage: 500 V - (Input Data (PV))
Maximum Operating Input Current Per MPPT: 20 A (Self-Limiting) - (Input Data (PV))
Number of MPPT Trackers: 2 - (Input Data (PV))
Number of PV Strings Per MPPT: 2 - (Input Data (PV))
Maximum AC Coupled Input: 9600 W - (Input Data (PV))
Battery Technologies: Lithium/Lead Acid - (Battery Input Data (DC))
Nominal DC Voltage: 48 V - (Battery Input Data (DC))
Operating Voltage: 43-63 - (Battery Input Data (DC))
Capacity: 50-9900 Ah - (Battery Input Data (DC))
Maximum Battery Charge/Discharge Current: 185 A - (Battery Input Data (DC))
Charging Controller: 3-Stage with Equalization - (Battery Input Data (DC))
Grid to Battery Charging Efficiency: 96% - (Battery Input Data (DC))
External Battery Temperature Sensor (BTS): Included - (Battery Input Data (DC))
Automatic Generator Start (AGS): 2 Wire Start - Integrated - (Battery Input Data (DC))
BMS Communication: CANBus & RS485 MODBUS - (Battery Input Data (DC))
Nominal AC Voltage: 120/240 V, 120/208 V, 220 V - (Output Data (AC))
Grid Frequency: 50/60 Hz - (Output Data (AC))
Real Power, Maximum Continuous: 9000 W - (Output Data (AC))
Maximum Output Current: 37.5 A - (Output Data (AC))
Real Power, Maximum Continuous (Batteries Only, no PV): 16000 VA at 240 V - (Output Data (AC))
Peak Apparent Power (100 ms, Off-Grid): 25000 VA at 240 V - (Output Data (AC))
Maximum Output Fault Current (5 s): 104 A - (Output Data (AC))
Maximum Grid Passthrough Current: 63 A (10 min) - (Output Data (AC))
Power Factor Output Range: +/-0.9 Adjustable - (Output Data (AC))
Backup Transfer Time: 4 ms - (Output Data (AC))
CEC Efficiency: 96.5% - (Output Data (AC))
Maximum Efficiency: 97.5% - (Output Data (AC))
Design (DC to AC): Transformerless DC - (Output Data (AC))
Stackable: Up to 9 in Parallel - (Output Data (AC))
PV DC Disconnect Switch-NEC 240.15: Integrated
Ground Fault Detection-NEC 690.5: Integrated
PV Rapid Shutdown Control-NEC 690.12: Integrated
PV Arc Fault Detection-NEC 690.11: Integrated
PV Input Lightning Protection: Integrated
PV String Input Reverse Polarity Protection: Integrated
AC Output Breaker-200 A: Integrated
Surge Protection: DC Type II/AC Type II
250 A Battery Breaker/Disconnect: Integrated
Ambient Temperature Rating: -25 to 55 deg C, >45 deg C Derating
Enclosure Rating: IP65/NEMA 3R, IP65 Water & Dust proven (Durarack Outdoor Enclosure )
Idle Consumption-No-Load: 60 W
Noise Rating: <30 dB at 25 deg C
Communication & Monitoring: Wi-Fi & LAN Hardware Included
Recommended Charge Current: <55 A - (Battery)
Maximum Charge Current: 100 A - (Battery)
Recommended Charge Voltage: 54.4 V - (Battery)
BMS Charge Voltage Disconnect: >56 V - (Battery)
Recommended Continuous Discharge Rate: 60 A (3 kW DC) - (Battery)
Peak Continuous Discharge Rate: 100 A (5 kW 60 Min) - (Battery)
Maximum Surge Power Rate: 130 A (6.6 kW 5S) - (Battery)
Recommended Low Voltage Disconnect: 48 V - (Battery)
Battery Low Voltage Protection: <45 V - (Battery)
Battery Recovery Voltage: <45 V - (Battery)
Enclosure Material: Carbon Steel
Enclosure Color: White - (Durarack Enclosure)
Maximum Battery Unit: 4 eFlex 5.4 - (Durarack Enclosure)
Storage Capacity Range: 5.4-21.6 kWh Per Unit - (Durarack Enclosure)
Maximum Storage Capacity: 81 kWh (4 Units in Parallel) - (Durarack Enclosure)
Knockout Size: 1 in & 2 in - (Durarack Enclosure)
Positive & Negative Battery Busbars: 2 x 4 Points; M8 (5/16) Terminal Rings - (Durarack Enclosure)
Positive & Negative Busbars to Inverter: 2 Points; M10 (3/8) Terminal Rings - (Durarack Enclosure)
Battery Cables: 4 Sets of "+" & "-" #4 Battery Cables - (Durarack Enclosure)
Terminal Torque: 7-7 N/M - (Durarack Enclosure)
Includes: Hybrid Inverter with Fortress eFlex Battery Bundle, Fortress Durarack Outdoor Enclosure
Standards: UL1741-2010/2018, IEEE1547a 2003/2014, FCC 15 Class B, UL1741SB, CA Rule 21, HECO Rule 14H, TUV, ETL, PV Cycle, MES, IEC, UL1973, UL1642, UN 38.3 CLASS 9, UL9540, UL9540A, UL1973, CEC, SGIP
Warranty: 10 Years Inverter, 3 Years Durarack Enclosure
Weight: Inverter: 78 lb, Battery: 108 lb, Enclosure: 153.2 lb
Item Documents Specification Sheet 1
Item Documents Specification Sheet 2
Item Documents Specification Sheet 3