Smart Inverter | 98% Efficiency

Three-Phase Inverter

5kW to 20kW three-phase string inverters for homes of every size. Developed in partnership with Sungrow, featuring up to 98.5% efficiency, built-in AFCI arc protection, and C5 anti-corrosion for tropical durability.

10-Year Standard Warranty

All Tiers

Why Sungrow RT-P2

Developed in partnership with Sungrow — high-yield three-phase string inverters built for tropical durability and smart home energy management.

PHOTO: iSolarCloud app dashboard — 24/7 monitoring

High Yield Performance

Lower startup voltage and wider MPPT range (160–1,000V) extract maximum energy from your Eclipse panels. Compatible with 500W+ PV modules and built-in PID recovery ensures long-term output.

PHOTO: AFCI arc fault protection / safety shield

Arc Fault Protection

Integrated AFCI detects and interrupts arc faults instantly. Combined with DC Type II and AC Type II surge protection, your system is safeguarded against electrical hazards around the clock.

PHOTO: Outdoor wall-mounted install — IP65/C5 rated

Tropical-Grade & Durable

IP65 ingress protection and C5 anti-corrosion rating ensure reliable operation in Singapore's humid, salt-air climate. Plug-and-play connectors and app-based commissioning make installation fast and simple.

Technical Specifications

DC Input

Maximum Input Voltage

1,100 V

Rated Input Voltage

600 V

Max Efficiency

98.5% (SG10/12RT-P2)

Min / Startup Voltage

160 V / 180 V

MPPT Operating Voltage Range

160–1,000 V

Independent MPP Trackers

European Weighted Efficiency

Up to 97.9%

AC Output

Rated AC Power

5,000–20,000 W

Max AC Apparent Power

5,500–22,000 VA

AC Output Voltage (nominal)

3/N/PE, 230/400 V

AC Output Voltage (range)

175–276 V / 304–478 V

AC Frequency Range

50/60 Hz (45–55 / 55–65 Hz)

Harmonic Distortion (THD)

< 3% at rated power

Power Factor

> 0.99 / 0.8 leading – 0.8 lagging

Feed-in Phases

3-Phase / 3-PE

Physical

Dimensions (W × H × D)

370 × 480 × 195 mm

Weight

18 kg (5–7kW) / 22 kg (8–20kW)

Protection Rating

IP65, C5 Anti-Corrosion

Safety Compliance

IEC 62109-1/2, AS/NZS 4777.2:2020

Operating Temperature

-25°C to +60°C

Cooling Method

Natural (5–7kW) / Smart Forced Air (8–20kW)25 dBA

Communication

WLAN / Ethernet / RS485 / DI / DO

DC Connection

MC4 (Max. 6 mm²)

AC Connection

Plug and Play

Topology

Transformerless

Max Operating Altitude

4,000 m

Protection & Safety

Arc Fault Circuit Interrupter (AFCI)

Yes

Surge Protection

DC Type II / AC Type II

DC Reverse Polarity Protection

Yes

AC Short-Circuit Protection

Yes

Leakage Current Protection

Yes

DC Switch

Yes

PID Recovery Function

Yes

Optimizer Compatibility

Optional (SP600S)

Available in All Tiers

The Sungrow RT-P2 three-phase inverter is the core of every Sunollo system, sized to match your home.

Abundance

Eclipse panels + SunMax optimizers + Three-Phase Inverter for panel-level optimization. From $15,000.

Explore Abundance →

Eclipse Solar Panels

540W all-black N-Type ABC panels with 24.4% efficiency powering your inverter.

View Panel Specs →

SunMax Optimizers

Sungrow SP600S panel-level optimization with Shade-Proof technology. Available in Abundance tier.

View Optimizer Specs →