Sol-Ark 12K-2P Residential Hybrid Inverter | Partial Home Backup
The Sol-Ark 12K Hybrid Inverter delivers reliable 12 kW AC power for partial home backup. Supports flexible 48 V batteries, integrates with solar panels, and manages energy efficiently with smart controls. Ready for EV circuits and backup generators, it keeps essential appliances running during outages.
Why Choose Sol-Ark 12K Hybrid Inverter?
• Reliable partial backup for essential circuits
• Flexible 48 V battery options for future-proofing
• Multi-MPPT solar integration for efficient energy
• Smart Time-of-Use controls to save on electricity
• EV & generator ready for backup
• Built-in transfer switch with fast 5 ms transfer
• Expandable system for growing energy needs
📄 View Data Sheet (PDF)
Applications
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Partial Home Backup
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Hybrid and Off-Grid Living
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DIY solar setups
Sol-Ark 12kW Hybrid Inverter / Key Benefits
⚡ Instant Backup
Automatic switching activates in milliseconds—no extra transfer switch needed.
⚙️ Lower Energy Costs
Smart Time-of-Use controls adjust energy usage to save on electricity bills.
🔌 Avoid Costly Upgrades
Works with existing wiring to provide backup without expensive service changes.
🚗 EV & Generator Ready
Charge your EV or run a backup generator when needed.
Installation: Sol-Ark Inverter with Fortress Power 48V Batteries
See how Sol-Ark inverter works with Fortress Power batteries.
Not sure which 12kW system fits your home best?
Both Sol‑Ark 12K and Fortress Power Envy 12K deliver reliable 12 kW backup power.
For a simpler plug‑and‑play setup and more straightforward interface to manage your energy, check out Fortress Power Envy 12K.
Sol-Ark 12K-2P Hybrid Inverter Technical Specs & Downloads
Get the details you need—spec sheets, manuals, and performance data all in one place. We link directly to the manufacturer's site, so you know you always have the most up-to-date information.
| Input Data (PV) | |
| Number of MPPT | 2 |
| Inputs per MPPT | 2:2 |
| Max. Usable PV Power | 12,000W |
| Max. Operating Input Current per MPPT | 20A (self-limiting) |
| Startup Voltage | 125V |
| MPPT Voltage Range | 150-500V |
| Rated MPPT Operating Voltage Range | 175 - 425V |
| Max. DC Input Voltage | 500V |
| Max. AC Coupled Input | 9,600W |
| Max. Allowed PV Power | 13,000W |
| General Data | |
| Dimensions | 750 x 450 x 254 mm (29.5 x 17.7 x 10 in) |
| Weight | 35.4 kg / 78 lb. |
| Degree of protection | IP65 / NEMA 3R |
| Operating Temperature Range (ºC) | -25~55°C, > 45°C Derating |
| Noise emission (dB) | < 30 dB @ 25°C (77°F) |
| Idle Consumption - No Load | 60W |
| Communication and Monitoring | Wi-Fi & LAN Hardware Included |
| Output Data (AC) | |
| Nominal AC Voltage | 120/240V, 120/208V, 220V |
| Grid Frequency | 50 / 60Hz |
| Real Power, max continuous | 9,000W |
| Max. Output Current | 37.5A |
|
Real Power, Max Continuous (Batteries Only, no PV) |
12,000W (50A @ 240V) |
| Peak Apparent Power (10s, off-grid) | 16,000VA @ 240V |
| Peak Apparent Power (100ms, off-grid) | 25,000VA @ 240V |
| Max Output Fault Current (5s) | 94A with PV, 75A (batteries only) |
| Max Output Fault Current (100ms) | 104A |
| Max. Grid Passthrough Current | 63A |
| Power Factor Output Range | +/- 0.9 adjustable |
| Max. EFFICIENCY | 97.50% |
| CEC Efficiency | 96.50% |
| Backup Transfer Time | 4ms |
| Battery Data | |
| Type | Lithium battery |
| Max. Battery Charge / Discharge Current |
185A |
| Nominal DC Voltage | 48V |
| Operating Voltage Range | 43 - 63V |
| Grid to Battery Charging Efficiency | 96% |
