Sol-Ark 15K + Fortress Power eFlex Battery + Fortress Durarack Enclosure Bundle
The Sol-Ark 15k 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 features 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. The new 15K inverter brings a new level of power and capability boasting 15,000W of continuous AC power, robust surge power (up to 24,000W (10 sec.)) as well as having three on-board MPPT controllers and two 200A battery breakers. The SA-Limitless-15K is also scalable in both 120V/240V split phase and 120V/208V 3 phase service voltages and can stack up to twelve (12) units in parallel. 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. 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.
Feature Bullets
- 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, Off-Grid
Dimensions: Inverter: 31.8 in Height x 19.4 in Width x 12 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): 19500 W - (Input Data (PV))
Nominal Voltage Range: 175-425 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: 26 A (Self-Limiting) - (Input Data (PV))
Number of MPPT Trackers: 3 - (Input Data (PV))
Number of PV Strings Per MPPT: 2 - (Input Data (PV))
Battery Technologies: Lead-Acid or Li-Ion - (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: 275 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))
Current Shunt For Accurate %SOC: Integrated - (Battery Input Data (DC))
External Gen Start Based on Voltage or %SOC: Included - (Battery Input Data (DC))
BMS Communication: CANBus & RS485 - (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: 15000 W - (Output Data (AC))
Maximum Output Current: 62.5 A - (Output Data (AC))
Real Power, Maximum Continuous (Batteries Only, no PV): 12000 W (50 A at 240 V) - (Output Data (AC))
Peak Apparent Power (10 s, Off-Grid): 24000 VA - (Output Data (AC))
Peak Apparent Power (100 ms, Off-Grid): 30000 VA - (Output Data (AC))
Maximum Output Fault Current (5 s): 94 A with PV, 75 A (Batteries Only, no PV) - (Output Data (AC))
Maximum Output Fault Current (100 ms): 120 A - (Output Data (AC))
Maximum Grid Passthrough Current: 200 A - (Output Data (AC))
Power Factor Output Range: +/-0.8 - (Output Data (AC))
Backup Transfer Time: 5 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: 12 - (Output Data (AC))
Idle Consumption Typical-No-Load: 60 W - (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
200 A x 2 Battery Breaker/Disconnect: Integrated
Surge Protection: DC Type II/AC Type II
Ambient Temperature Rating: -40 to 60 deg C
Enclosure Rating: IP65/NEMA 3R
Noise Rating: <30 dB
Rated MPPT Operating Voltage Range: 175-425 V - (Input Data (PV))
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