GRANKIA GSA6K best 120v 240v 6000w split phase hybrid inverter 48v can deliver reliable power for both residential and commercial energy systems. Supporting 120V/240V output and a 48V battery system, it provides a seamless balance between solar, battery, and grid power. This balance makes it one of the best 6KW solar hybrid inverters for North American homes and off-grid applications.
GSA6K best 120v 240v 6000w split phase hybrid inverter 48v is a powerhouse solution. It excels in off-grid living. It provides reliable backup power and integrates seamlessly with solar energy systems.

Split Phase Hybrid Inverter Features
Delivers 120V for standard household appliances on a single leg. It also provides 240V split-phase for high-power devices like well pumps, dryers, and EV chargers. This dual-voltage capability ensures compatibility with North American electrical standards without the need for additional transformers.
Offers multiple modes including Solar Priority, Battery Priority, Grid Priority, and ECO Mode. Users can customize energy sourcing. This allows optimization for cost savings, off-grid independence, or backup reliability. They can adapt to specific needs like peak shaving or time-of-use tariffs.
Split Phase 120/240V Output
Perfect for North American power systems, the split phase hybrid inverter 6000w is suitable for delivering 120V/240V dual voltage. It can run both standard household appliances and heavy-duty appliances, such as air conditioners, pumps, and power tools.
Supports communication with lithium-ion battery management systems (BMS) via CAN or RS485 protocols. This enables precise charge/discharge control. It also allows for real-time battery health monitoring for brands like Pylontech.
Scalable and Parallel Operation
Parallel up to 6 units for a staggering 36kW output, supporting single-phase, split-phase, or even 208V three-phase configurations (with 3+ units). This modularity grows with your energy demands.
Features a dry contact signal to automatically start compatible generators when battery levels drop. This ensures continuous power in extended off-grid scenarios. No manual intervention is needed.
Technical Specifications (Representative)
- Model: GSA6K,
- Rated power: 6 kW,
- Input: 120V/240V,
- Output: 120V/240V,
- Frequency: 50/60 Hz (auto-sensing or selectable),
- DC Input Voltage: 48V,
- PV Input Power: 9000W,
- Battery type: VRLA/Gel or Lithium ion,
- Operation modes: Off-grid, Grid-tie, Hybrid
- Parallel capability: up to 6 units for redundancy,
- Dimension: 130x472x365mm.
Product Overview
| 1 | Touch Screen | 9 | Battery Connector (Positive) |
| 2 | LED Indicator | 10 | Battery Connector (Negative) |
| 3 | Terminal Protection Cover | 11 | PV Input |
| 4 | ON/OFF Switch | 12 | AC Output (L1-N-L2) |
| 5 | Parallel Communication Port | 13 | Grid Input (L1-N-L2-PE) |
| 6 | CAN/RS485-1 Port | — | — |
| 7 | CAN/RS485-2 Port | — | — |
| 8 | Dry Contact | – | — |
Split Phase Inverter Wiring Diagram
Multiple Operation Modes
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Solar Priority: Use solar energy to power your loads and charge the battery, minimizing grid consumption.
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Grid-Tied Mode: Feed excess solar power back to the grid (if local regulations permit).
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Backup Mode: Use battery power during grid outages for essential loads.
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Generator Support: Can be paired with a generator for extended backup power.
Ideal Applications
This versatile solar inverter charger excels in various scenarios:
- Off-Grid Homes and Cabins: Power essential appliances and lighting without relying on the grid.
- RVs and Mobile Setups: Compact and portable for on-the-go energy needs.
- Backup Power Systems: Automatic transfer switch for seamless blackout protection.
- Commercial Use: Scalable for small businesses, farms, or workshops requiring reliable power.
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