Hot Sale Big Rated Power Inverter 20KW Solar Inverter RS485 Wifi Communication Lithium Battery Inverter
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Keep essential operations powered with this high-capacity 20kW off-grid solar power inverter, designed to convert 192V battery power into stable 220V AC electricity. It is a practical solution for businesses, farms, workshops and larger properties that need dependable backup or independent power during load-shedding and grid interruptions. Pure sine wave output helps provide clean power for compatible sensitive electronics and demanding equipment, while built-in WiFi and RS485 communication make system monitoring more convenient. Housed in a substantial floor-standing cabinet on castor wheels, it brings serious power capacity together with easier on-site positioning.
Key Features & Benefits
- 20kW rated power supports larger off-grid and battery-backed power requirements in commercial, agricultural and high-demand residential environments.
- Pure sine wave output delivers smooth 220V AC power suitable for compatible appliances, electronics, lighting and equipment.
- 192V battery input is designed for higher-voltage battery bank configurations, including compatible lithium battery systems.
- 220V single-phase AC output aligns with common South African electrical requirements for appropriately designed installations.
- 50Hz/60Hz output frequency offers flexibility for compatible power setups and equipment requirements.
- WiFi and RS485 communication enable convenient monitoring and integration options for users who want improved visibility over their inverter system.
- Clear LCD display with front controls puts key operating information and settings within easy reach at the unit.
- Overload protection adds an important layer of protection when connected loads exceed normal operating limits.
- Up to 85% inverter efficiency helps make effective use of stored battery energy in an off-grid power arrangement.
- Wheeled cabinet design makes this 140kg inverter easier to manoeuvre into position during installation or maintenance.
Design & Build
This inverter has a clean, professional black cabinet design suited to a dedicated power room, plant area or workshop installation. The front panel features a blue-backlit LCD screen, clearly arranged buttons, status indicators and subtle yellow trim details for a modern technical look. Large ventilation sections are visible on the front and sides, while the rear panel includes two protected cooling fans to support airflow. Clearly marked battery terminals, AC input and AC output connection areas, switches and the RS485 port are positioned at the back for organised installation access. Four castor wheels support the tall floor-standing enclosure, which measures 750 x 450 x 1050mm.
Ideal For
This 20kW off-grid inverter is well suited to solar-and-battery power systems for farms, lodges, warehouses, retail premises, offices, workshops, security installations and substantial homes. Use it where a central inverter is required to supply selected essential circuits or equipment from a correctly specified battery bank. Its high-power design makes it particularly appealing for B2B buyers planning robust backup power solutions, independent energy systems or load-shedding resilience for important operations.
Why Buy From BestDealz
BestDealz makes sourcing specialised power equipment simpler for South African businesses and project buyers. We focus on practical products for local needs, helping you access high-demand import solutions without the usual sourcing complexity. When planning an inverter installation, always work with a qualified installer to ensure correct battery configuration, cable sizing, protection and load planning.
Choose this 20kW pure sine wave solar inverter for a powerful foundation for your off-grid or battery backup system. Add it to your enquiry today and power your next energy project with confidence.
Product Gallery
Technical specifications
| Output Type | Single |
|---|---|
| Type | DC/AC Inverters |
| Inverter Efficiency | 85% |
| Input Voltage | 192V |
| Output Voltage | 220V |
| Output Current | 20A |
| Output Frequency | 50Hz/60Hz |
| Size | 750*450*1050mm |
| Weight | 140KG |
| Display | LCD Display |
| Waveform | Purer Sine Wave |
| Protection | Overload |
| Communication | WIFI / RS485 |
| Inverter type | Off-grid Power Inverter |
| Single volume | 0 cm³ |
| Single gross weight | 0.0 kg |
| SKU | 1601402849849 |
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Shipping & logistics
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What's included
- Factory pickup: Our Shenzhen agent collects from supplier's warehouse
- Sea freight: FCL or LCL via verified carriers
- SARS clearance: Customs duties + 15% VAT pre-paid
- SA last-mile: Door-to-door via Aramex, Courier Guy or your carrier
- Insurance: 110% CIF cargo cover included
Sea freight (standard)
| Production lead time | 15–20 days |
|---|---|
| Sea freight (Shenzhen → Durban) | 20–24 days |
| SARS clearance | 3–5 business days |
| SA last-mile delivery | 1–3 business days |
| Total door-to-door | 60–70 business days |
| Estimated arrival | 27 Sep, 2026 |
Warranty & returns
Each unit ships with the manufacturer's warranty as disclosed by the supplier. Trade Assurance covers any pre-shipment defects.
Trade Assurance dispute resolution
If goods don't match the agreed spec or arrive damaged, raise a dispute via your BestDealz dashboard within 30 days. Funds remain held under Trade Assurance until both parties agree on resolution.
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