EMP-Hardened Hybrid/Off-Grid Solar Inverter · 48V
Sol-Ark 15K EMP 120/240V, 120/208V, 220V Hybrid/Off Grid Solar Inverter with EMP Hardening
Battery agnostic, EMP-hardened, and built for fleet management — the Sol-Ark 15K EMP delivers 15,000W of continuous real power with 19,500W of max allowed PV input, backed by a 10-year warranty and 7-day-a-week live engineering support.
Features
Easy Install
The Sol-Ark inverter comes with everything you need to install it. Nicely packaged for added efficiency.
Fleet Management
With Sol-Ark’s remote access features and app you are never out of touch to quickly repair or adjust any system without being on site.
Battery Agnostic
Sol-Ark inverters also do not have expensive battery restrictions like other solar inverters do, and can be used with a wide variety of 48V battery chemistries, from lead to lithium.
Warranty and Reliability
Comes with our award-winning iron clad warranty and our 7-day-a-week live engineering support to assist you in all your needs.
Specifications
PV / Solar Input
| Max. allowed PV power (STC) | 19,500 W |
| Nominal voltage range | 175–425 V |
| Startup voltage | 125 V |
| Max. input voltage | 500 V |
| Max. input current per MPPT | 26 A (self-limiting) |
| No. of MPP trackers | 3 |
| No. of PV strings per MPPT | 2 |
AC Output
| Nominal AC voltage (L-L) | 120/240V, 120/208V, 220V |
| Grid frequency | 50 / 60 Hz |
| Real power, max continuous | 15,000 W |
| Max output current | 62.5 A |
| Real power, max continuous (batteries only) | 12,000 W (50A @ 240V) |
| Peak apparent power | 24,000 VA |
| Peak apparent power | 30,000 VA |
| Max output fault current (5s) | 94A with PV, 75A (batteries only) |
| Max output fault current (100ms) | 120 A |
| Max. grid passthrough current | 200 A |
| Power factor output range | ±0.8 adjustable |
| Backup transfer time | 5 ms |
| CEC efficiency | 96.5% |
| Max efficiency | 97.5% |
| Design (DC to AC) | Transformerless DC |
| Stackable | Up to 12 in parallel |
Battery
| Battery technologies | Lithium / Lead Acid |
| Nominal DC voltage | 48 V |
| Operating voltage range | 43–63 V |
| Capacity | 50–9,900 Ah |
| Max. battery charge/discharge current | 275 A |
| Charging controller | 3-Stage with equalization |
| Grid to battery charging efficiency | 96.0% |
| External temperature sensor | Included |
| Current shunt for accurate % SOC | Integrated |
| Automatic generator start | Integrated |
| Communication to lithium | CANBus & RS485 |
Physical & Environmental
| Dimensions (H×W×D) | 807 × 494 × 306 mm / 31.8 × 19.4 × 12 in |
| Weight | 61.2 kg / 135 lb |
| Enclosure | IP65 / NEMA 3R |
| Ambient temperature | -25°C to 60°C, >45°C derating |
| Noise | < 30 dB |
| Idle consumption – no load | 60 W |
| Wi-Fi & LAN communication | Included |
| Warranty | 10 Years |
Certifications & Protection
| Electronics certified safety | SGS Labs — NEC 690.4B & NEC 705.4/6 |
| Grid sell back | UL1741-2010/2018, IEEE1547a, FCC 15 Class B, UL1741SB, CA Rule 21, HECO Rule 14H |
| PV DC disconnect switch | Integrated |
| Ground fault detection | Integrated |
| PV rapid shutdown control | Integrated |
| PV arc fault detection | Integrated |
| PV input lightning protection | Integrated |
| PV string reverse polarity protection | Integrated |
| AC output breaker | 200A integrated |
| Battery breaker/disconnect | 200A × 2 integrated |
| Surge protection | DC Type II / AC Type II |
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