Fronius | 12.5kW Primo Inverter, 240VAC, 1-Phase, 260 - 480 VDC MPPT
12.5kW Primo Inverter, 240VAC, 1-Phase, 260 - 480 VDC MPPT
The Fronius Primo 12.5kW inverter is a high-performance, single-phase solar inverter engineered for residential and light commercial use. Operating at 240VAC with a broad 260 – 480 VDC MPPT range, this powerful unit combines flexibility, efficiency, and advanced safety features to deliver top-tier energy conversion for modern PV systems.
Its transformerless design and intuitive SnapINverter mounting system make installation simple and quick, reducing labor time and cost. With dual independent MPPTs, it supports complex rooftop configurations while ensuring maximum power harvest throughout the day.
Built-in Wi-Fi, Modbus communication, and full compatibility with Fronius Solar.web and other monitoring solutions make real-time system management easy. The Primo is also smart grid ready, equipped with Arc Fault Circuit Interruption (AFCI) and rapid shutdown support, meeting today’s toughest safety and regulatory standards.
Key Features
-
SnapINverter Technology
Innovative mounting system allows for tool-free servicing and fast installation. -
Dual MPPT & Broad Input Range
Supports flexible array designs with two independent MPPTs and a 260 – 480 VDC range. -
Integrated Communications
Built-in Wi-Fi, Modbus, and Solar API for seamless integration and system monitoring. -
Smart Grid Ready
Compliant with evolving grid codes, including voltage and frequency ride-through. -
Advanced Safety
AFCI built-in with support for code-compliant rapid shutdown systems. -
Active Cooling
Temperature-regulated fan system enhances longevity and performance in high-heat conditions.
Specification
| Input Data | |
|---|---|
| Number of MPP trackers | 2 |
| Recommended PV Power (kWp) | 10.0 - 15.0 kW |
| Max. usable input current | 33.0 / 18.0 A |
| Max. usable input current total | 51 A |
| Max. array short circuit current | 49.5 / 27 A |
| Nominal input voltage (Udc,r) | 425 V |
| DC input voltage range | 80 - 600 V |
| MPP voltage range | 260 - 480 V |
| Max. input voltage | 1000 V |
| Integrated DC string fuse holders | 4- and 4+ for MPPT 1 / no fusing required on MPPT 2 |
| Output Data | |
| Max. output power 240 V | 12.5 kVA |
| Max. output power 208 V | 12.5 kVA |
| Output configuration | 1~ NPE 208 / 240 V |
| Frequency range | 45 - 66 Hz |
| Frequency | 60 Hz |
| Total harmonic distortion | < 2.5 % |
| Power factor range | 0 - 1 ind./cap. |
| Max. continuous output current 240 V | 52.1 A |
| Max. continuous output current 208 V | 60.1 A |
| OCPD/AC breaker size 208 V | 80 A |
| Max. efficiency | 97.9 % |
| CEC efficiency 240 V | 96.5 % |
| General Data | |
| UL safety standards & network regulations | UL 1741-2015, UL 1998, UL 1699B Issue 2-2013 |
| Certificates and compliance | UL 1741-2010 Second Edition (incl. SA 2016-09), IEEE 1547-2003, NEC 2017, CSA TIL M-07 Issue 1 -2013 |
| Dimensions (W x H x D) | |
Manuals and Download
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