The Sunsynk 20kW 3-Phase Hybrid Inverter is an advanced energy management system ideal for commercial, industrial, and large-scale residential applications in South Africa. Designed for low-voltage 48V battery banks, this inverter seamlessly integrates solar, grid, and generator power while intelligently managing battery charging and discharging. Its hybrid functionality allows you to store excess solar power and use it when needed, making it a future-ready choice for load shedding and energy efficiency.
Key Features & Benefits
Three-Phase Power Support: Perfect for industrial or commercial applications with balanced three-phase load management.
Low Voltage 48V Battery Compatibility: Safer, more affordable, and compatible with leading 48V lithium-ion batteries available in South Africa.
Flexible Energy Management
Supports self-consumption, time-of-use tariffs, peak shaving, and full backup.
Configure to operate as grid-tied, off-grid, or hybrid.
Built-in WiFi Connectivity: Comes with a free WiFi dongle, enabling easy monitoring via the Sunsynk Cloud App or Web Portal.
Load Shedding Protection: Instant switchover to backup during power outages – no disruption to essential loads.
Parallel Capability: Supports up to 16 units in parallel, allowing scalability up to 320kW for large installations.
High Efficiency
Inverter efficiency: >97%
MPPT efficiency: >99%
Multiple MPPTs: Equipped with 4 MPPTs to maximize energy harvest from complex PV installations.
Intelligent Battery Management: Compatible with BMS communication for lithium batteries (RS485 & CAN Bus supported).
Remote Monitoring & Firmware Updates: Stay in control with remote diagnostics and OTA updates via the Sunsynk Cloud.
Technical Specifications
| Specification | Details |
| Rated Power Output | 20,000W (20KW) |
| Phase | 3-Phase (Three Phase) |
| Battery Type Support | Lead-acid, Lithium-ion (48V low voltage) |
| Battery Voltage Range | 40V – 60V |
| AC Voltage Output | 400V (±5%), 3 Phase |
| Max AC Output Current | 32A |
| Max PV Input Power | 26,000W |
| MPPT Voltage Range | 200V – 850V |
| Number of MPPTs | 2 (Dual MPPT) |
| Max PV Input Current (per MPPT) | 26A |
| PV String per MPPT | 2 |
| Surge Power Capacity | 1.5x of rated power (30kW for 5 sec) |
| Grid Type | Grid-Tied / Off-Grid / Hybrid |
| UPS Switching Time | < 10ms |
| Communications | RS485, CAN, Wi-Fi (dongle included), optional 4G |
| Display | 5-inch Colour LCD Touch Screen |
| IP Rating | IP65 (Outdoor and Indoor Installation) |
| Cooling System | Internal intelligent fan |
| Warranty | 5 Years (extendable) |
Weight & Packaging
| Item | Value |
| Net Weight | Approx. 90kg |
| Gross Weight (with packaging) | Approx. 95kg |
| Dimensions (W x H x D) | 670mm x 780mm x 300mm |
| Packaging Dimensions | Approx. 750mm x 850mm x 380mm |
Packaging Contents
1 x Sunsynk 20kW 3-Phase Hybrid Inverter
1 x External Wi-Fi Dongle (free)
1 x User Manual
Mounting Kit and Accessories
Compatibility with Battery Brands
The Sunsynk 20kW Hybrid Inverter (48V) is fully compatible with many popular 48V lithium-ion batteries, including:
PylonTech UP5000 / US3000 / US5000 series
Hubble AM-2, AM-4, and other 48V models
Freedom Won eTower 5kW 48V series
Revov LiFe B batteries
Greenrich 48V LiFePO4 battery series
All these batteries support RS485/CAN BMS protocols, ensuring seamless integration with the inverter's battery management system.
Applications
Large Residential Homes
Guest Lodges and Farms
Commercial Offices & Retail
Warehouses & Light Manufacturing
Schools, Clinics & NGOs
Off-Grid and Grid-Tied Hybrid Systems
Why Choose the Sunsynk 20kW Hybrid Inverter?
Massive 20kW Output – Power larger loads or multiple buildings
Low Voltage Simplicity – Safer and compatible with affordable battery solutions
Designed for South African Solar Conditions – Handles harsh environments and load shedding
Remote Monitoring – Manage your energy system from anywhere
Scalable – Future-proof your energy system with parallel-ready support
Approved by South African regulators and widely supported by local installers
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