Description
The Knox 15kW On‑Grid Solar Inverter is a high‑efficiency, three‑phase solar inverter engineered for medium to large residential systems, commercial buildings, and industrial solar installations. With a robust power output of 15,000W, wide MPPT voltage compatibility, advanced safety features, and IP65‑rated outdoor durability, it delivers reliable and stable solar energy conversion in all conditions.
Designed for noise‑free, transformer less operation, it supports high‑wattage and bifacial solar panels, ensuring optimized energy harvesting throughout the day. Built‑in communication interfaces such as Wi‑Fi and RS485 allow real‑time monitoring, making it a modern, scalable, and future‑ready inverter for Pakistan’s solar market.
Key Features
High Conversion Efficiency
- Maximum conversion efficiency of up to 98.6%, ensuring minimal loss and high daily energy production.
Wide MPPT Voltage Range
- MPPT operating window from 150V to 1000V, offering flexibility for various PV array configurations.
3 MPPT Inputs (Depending on Model Variant)
- Supports multiple strings for optimized solar harvesting.
High DC Input Capability
- Maximum DC power input up to 22,500Wp STC for oversizing solar arrays.
Durable Outdoor Design
- IP65/IP66 protection, weather‑resistant structure suitable for outdoor installations.
Smart Connectivity & Monitoring
- Built‑in Wi-Fi & RS485 for real‑time data monitoring via mobile apps.
Advanced Safety Features
- Over/under voltage protection
- Anti‑islanding protection
- Short‑circuit and overload protection
- DC reverse polarity & surge protection
Supports High‑Wattage PV Panels
- Compatible with large-area and bifacial high‑efficiency panels thanks to high MPPT input current support (13A to 26A depending on model).
Technical Specifications
| Category | Specification |
|---|---|
| Rated AC Output Power | 15,000W (15kW) |
| Max PV Input Power | Up to 22,500Wp STC |
| MPPT Voltage Range | 150V – 1000V |
| Max Input Voltage | 1100V DC (Model‑dependent) |
| Max Input Current | 26A (per input) |
| Efficiency | Max: 98.6% / Euro: 98.2% |
| Number of MPPTs | 2–3 depending on model |
| AC Output Voltage | 220/380V – 230/400V – 240/425V (three‑phase) |
| Protection Rating | IP65/IP66 (outdoor capable) |
| Communication | Wi-Fi, RS485, LAN, optional 4G |
| Operating Temperature | –25°C to +60°C |
| Weight | Approx. 17–18 kg (model dependent) |
| Topology | Transformer less design |
Ideal Applications
- Medium & large homes with high energy consumption
- Commercial buildings, offices, retail outlets
- Industrial facilities with multi‑phase machinery
- Systems needing high PV oversizing and strong monitoring capability
Why Choose the Knox 15kW On‑Grid Inverter?
The Knox 15kW On‑Grid inverter is engineered for long‑term reliability, high efficiency, and excellent performance across Pakistan’s diverse climates. Its robust MPPT system, strong safety mechanism, high PV oversizing capacity, and smart connectivity make it one of the most future‑ready inverters in the 15kW category.
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