Product Datasheet Here
The Polycab 4kW Single Phase Solar Inverter (PSIS-4K0) is designed for residential rooftop solar installations, offering efficient solar power conversion, intelligent monitoring, and advanced electrical protection. With a maximum efficiency of 97.2%, this inverter helps convert the DC power generated by solar panels into AC electricity for grid-connected applications.
Featuring a single-phase, single-MPPT configuration, the Polycab 3.6kW solar inverter supports high-power TOPCon solar modules and is suitable for residential rooftop solar projects under the PM Surya Ghar: Muft Bijli Yojana, subject to applicable scheme requirements.
Its IP66-rated enclosure provides protection against dust and water ingress, while built-in DC and AC surge protection enhances system reliability. With inbuilt Wi-Fi connectivity, app-based commissioning, and remote configuration capabilities, the inverter makes solar system monitoring and maintenance more convenient.
Key Features of Polycab 4kW Solar Inverter
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4kW Rated Power: Designed for residential rooftop solar applications.
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High Efficiency: Maximum conversion efficiency of up to 97.2%.
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TOPCon Module Compatibility: Compatible with high-power TOPCon solar panels.
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Single MPPT Design: Supports one PV string and one maximum power point tracker.
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IP66 Protection: Designed to withstand dust and water ingress.
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Advanced Safety Features: Includes DC/AC Type II surge protection, anti-islanding, overcurrent, short-circuit, and reverse-connection protection.
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Smart Connectivity: Inbuilt Wi-Fi with app-based monitoring and quick commissioning.
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Remote Configuration: Supports remote configuration and upgrades.
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Natural Cooling: Fanless natural cooling with typical noise levels of approximately 30 dB.
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8-Year Warranty: Manufacturer-specified warranty of 8 years.
Technical Specifications
| Specification |
Details |
| Brand |
Polycab |
| Model |
PSIS-4K0 |
| Rated Power |
4kW |
| Inverter Type |
Single Phase, Single MPPT |
| Maximum Efficiency |
Up to 97.2% |
| Maximum PV Input Voltage |
550V |
| Maximum PV Input Current |
20A |
| Maximum Short Circuit Current |
30A |
| MPPT Voltage Range |
40V to 540V DC |
| Full Power MPPT Voltage |
190V to 500V |
| Rated AC Output Power |
3,600W |
| Maximum AC Apparent Power |
3,960VA |
| Maximum AC Output Current |
18A |
| Rated AC Voltage |
220V / 230V / 240V |
| Grid Frequency |
50Hz / 60Hz |
| Protection Rating |
IP66 |
| Cooling |
Natural Cooling |
| Communication |
Inbuilt Wi-Fi, optional LAN / 4G |
| Dimensions |
271 × 256 × 135 mm |
| Weight |
4.4 kg |
| Warranty |
8 Years |
Why Buy the Polycab 3.6kW Solar Inverter?
The Polycab PSIS-3K6 combines high conversion efficiency, smart connectivity, and comprehensive protection in a compact design. Its single-phase configuration makes it an option for suitable residential grid-connected solar installations.
If you are planning a rooftop solar project, the Polycab 3.6kW inverter offers a practical combination of performance, monitoring convenience, and long-term reliability. Consult a qualified solar installer to confirm compatibility with your solar panel capacity, grid connection, and installation requirements.
Choose the Polycab 3.6kW Solar Inverter for an efficient and dependable rooftop solar solution.
Specifications and warranty are subject to the manufacturer's terms and applicable conditions. Government subsidy eligibility depends on current scheme guidelines.
