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Fronius Grid Tie Inverter PRIMO-12.5-1

Name: Fronius Grid Tie Inverter PRIMO-12.5-1 - Melanite
SKU: 4210077800

Fronius Grid Tie Inverter 12.5-1 delivers 12.5 kW, dual MPPT, and high efficiency for advanced residential solar power systems.

Product Details

The Fronius Primo inverter series has been specially developed for the demands of the North American market. With power categories from 3.8 to 15 kW, the single-phase, transformerless device is the perfect Primo Inverter for private households. Its innovative SuperFlex Design provides maximum flexibility in system design, while the SnapINverter mounting system makes installation and maintenance as easy as possible. The communication package included as standard, with WLAN, energy management, several interfaces and much more besides, makes the Fronius Primo a communicative Primo Inverter for home owners. Standard equipment also includes a built-in arc detector (AFCI = Arc Fault Circuit Interrupter), in keeping with all other North American SnapINverters, confirming the reliability of the Primo Inverter.

SKU: 4210077800 Categories: Solar Energy, Inverter Tags: Fronius Inverter, Inverter Brand: Fronius

Description
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Product Description

Fronius Grid Tie Inverter 12.5-1 is a premium single-phase inverter designed to deliver reliable performance for residential solar systems in North America. Built for efficiency and flexibility, the Fronius Grid Tie Inverter features an advanced SuperFlex Design that adapts to complex roof orientations and varying sunlight conditions. With a 12.5 kW output capacity, it supports medium to large households seeking maximum energy harvest. The Fronius Grid Tie Inverter comes with dual MPPT trackers, built-in WLAN, Ethernet connectivity, and a full communication package for real-time monitoring and energy management. Its SnapINverter design ensures quick installation and hassle-free maintenance, reducing downtime and costs. Safety is also a priority, as the Fronius Grid Tie Inverter integrates an AFCI (Arc Fault Circuit Interrupter) to meet strict North American standards. Offering over 97% efficiency and robust durability, this inverter is engineered for long-lasting solar power solutions.

Technical Data

Input Data
Number of MPP trackers	2
Recommended PV Power (kWp)	10.0 - 19.3 kW
Max. usable input current	33,0 / 18,0 A
Max. usable input current total (MPPT1 + MPPT2)	51 A
Max. array short circuit current (1.5 * Imax)	49,5 / 27 A
Nominal input voltage (Udc,r)	655 V
DC input voltage range (Udc min - Udc max)	80 - 1000 V
MPP voltage range (Umpp min - Umpp max)	260 - 800 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 1741-2010, UL 1998, UL 1699B Issue 2-2013
Dimension / width	512 mm
Dimension / height	751 mm
Dimension / depth	227,5 mm
Weight incl. packaging	45 kg
Weight	37,4 kg
Degree of protection	NEMA 4X
Night-time consumption	< 1 W
Inverter design	Transformerless
Cooling	Variable speed fan
Max. altitude	4000 m (13120 ft) with a max. input voltage of 1000 V
Certificates and compliance with standards	UL 1741-2010 Second Edition (incl. UL1741 Supplement SA 2016-09 for California Rule 21), UL1998 (for functions: AFCI, RCMU and isolation monitoring), IEEE 1547-2003, IEEE 1547.1-2003, ANSI/IEEE C62.41, FCC Part 15 A & B, NEC 2017 Article 690, C22. 2 No. 107.1-16, UL1699B Issue 2 -2013, CSA TIL M-07 Issue 1 -2013
DC connection technology	4x DC+1, 2x DC+2 and 6x DC- screw terminals for copper (solid / stranded / fine stranded) or aluminum (solid / stranded)
AC connection technology	Screw terminals 12 - 6 AWG
Revenue Grade Metering	Optional (ANSI C12.1 accuracy)
Interference emission class	B
Protection Devices
DC reverse polarity protection	Yes
Anti islanding	internal in accordance with UL 1741-2016-09, IEEE 1547-2003 and NEC 2017
Over temperature protection	Output power derating / Active cooling
AFCI	Yes
Rapid shutdown compliant	Yes (according to NEC 2014)
Ground fault protection with isolation monitor interrupter	Yes
DC disconnector	Yes
Interfaces
Wi-Fi / Ethernet LAN	Wireless standard 802.1 1 b/g/n / Fronius Solar.web, SunSpec Modbus TCP, JSON
USB (type A socket)	Datalogging and inverter update possible via USB
2x RS422 (RJ45 socket)	Fronius Solar Net
Datalogger and web server	Included
RS485	SunSpec Modbus RTU
6 inputs and 4 digital I/Os	Load management signaling, multipurpose I/O