GRANKIA GSA12K 120 240 12kw hybrid split phase solar inverter 48v can work for for both on-grid and off-grid solar power systems. This hybrid split phase solar inverter is built to deliver maximum energy efficiency. It seamlessly integrates solar, battery, and grid power. This ensures continuous and reliable electricity for homes and small businesses.
This 12kw solar inverter delivers robust performance. It features a split phase inverter design. This makes it ideal for residential and light commercial applications. Whether you’re looking to reduce utility bills or ensure uninterrupted power during outages, the GSA12K offers seamless integration. It works with solar panels, batteries, and the grid.

Hybrid Split Phase Solar Inverter Features
12kW Split Phase Output (120/240V)
Supports dual 120/240V output, perfect for North American households and appliances. Power heavy-duty loads such as air conditioners, pumps, and refrigerators with ease.
48V Battery Compatibility
Designed for 48V battery banks, including lithium-ion, gel, or lead-acid types. The inverter intelligently manages battery charging and discharging for longer lifespan and optimal performance.
Hybrid Inverter with Charger
Combines MPPT solar charge controller, inverter, and AC charger in one unit. Automatically switches between solar, grid, and battery modes for uninterrupted power supply — ideal for hybrid inverter with charger setups.
User-Friendly Monitoring
With built-in Wi-Fi and app connectivity, monitor your system’s performance in real-time. Track energy production, consumption, and battery status from your smartphone, giving you full control over your power ecosystem.
Parallel Capability Ready
Up to 6 inverters can operate in parallel, it supports single-phase, split-phase and three-phase configurations. Automatic load balancing between units, simplifies system expansion and maintenance. It Ideal for large hybrid solar power systems or multi-building setups.
Comprehensive Protections
Features comprehensive protection against over-voltage, under-voltage, over-load, over-temperature, short-circuit, and islanding, ensuring the safety of your equipment and personnel.
Technical Specifications (Representative)
- Model: GSA12K,
- Rated power: 12 kW,
- Input: 120V/240V,
- Output: 120V/240V,
- Frequency: 50/60 Hz (auto-sensing or selectable),
- DC Input Voltage: 48V,
- PV Input Power: 9000W + 9000W,
- Battery type: VRLA/Gel or Lithium ion,
- Operation modes: Off-grid, Grid-tie, Hybrid
- Parallel capability: up to 6 units for redundancy,
- Dimension: 142x450x620mm.
Product Overview
| 1 | Touch Screen | 9 | CAN/RS485-2 Port |
| 2 | LED Indicator | 10 | CAN/RS485-1 Port |
| 3 | Terminal Protection Cover | 11 | USB Port |
| 4 | ON/OFF Switch | 12 | Ground |
| 5 | PV Input (PV1 / PV2) | 13 | AC Output |
| 6 | Battery Connector (Positive) | 14 | AC Input |
| 7 | Battery Connector (Negative) | 15 | Parallel Communication Port |
| 8 | Dry Contact | – | — |
Split Phase Inverter Wiring Diagram
Parallel Operation
2 Units parallel in Single Phase or Split Phase
2 Units parallel in 3 Phase
3 Units parallel in 3 Phase
Ideal Applications
The GSA12K hybrid split phase solar inverter excels in various scenarios:
- Residential Solar Systems: Perfect for homes with 10-20kW solar arrays, providing a 48v solar inverter for home that integrates with existing panels and batteries.
- Off-Grid Cabins and RVs: As a reliable solar inverter for off-grid, it powers remote locations without grid access.
- Backup Power Solutions: Use it as a hybrid inverter with charger for emergency preparedness, ensuring critical loads stay online during outages.
- Light Commercial Use: Scale it for small businesses like farms or workshops needing consistent, efficient power.
Frequently Asked Questions (FAQ)
1. Can the GSA12K hybrid solar inverter work off-grid?
Yes. The GSA12K 48V solar inverter can operate in off-grid mode, powering your home directly from solar panels and batteries even when the utility grid is unavailable. It’s ideal for remote areas or backup power systems.
2. Does it support split phase 120/240V output?
Absolutely. This inverter provides split phase 120/240V output, making it perfect for North American households that require both 120V and 240V power for various appliances.
3. Can I monitor the inverter remotely?
Yes. The GSA12K comes with Wi-Fi, Bluetooth and RS485 communication options, allowing real-time monitoring and control via a mobile app or web portal. You can check performance data, energy production, and battery status anytime, anywhere.
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