Fronius Primo 5.0-1 5.0KW TL 208 / 240 VAC Transformerless Inverter

  • Single-Phase Inverter 208 / 240 Vac
  • Dual MPPT
  • Dynamic Peak Manager
  • NEMA 4X
  • AFCI
  • DC Disconnect included
SKU FRONIUS PRIMO 5.0-1 4,210,063,800 Categories ,



Manufacturer Fronius
Model FRONIUS PRIMO 5.0-1 4,210,063,800
Rated Power Output [W] 5000
Length [mm (in)] 24.7 in
Width [mm (in)] 16.9 in
Depth [mm (in)] 8.1 in
Weight [kg (lb)] 49 lbs
Inverter Type Grid-Tie Microinverter
Maximum/Peak Efficiency [%] 97%
Transformer / Transformerless Transformerless
DC Power Rating [W] 5000
Nom. DC Voltage [V] 660
Number of MPP Trackers 2
AC voltage range [V] 208/240
Max. output current [A] 36A@208V, 38A@240V
AC Connection Type Screw terminals 12-6 AWG
AC Current Distortion [THD%] <5%
Sleep (Night) Consumption [W] <1 W
Standby Consumption [W] < 1.5 W
NEMA Enclosure Rating NEMA 4X
Cooling Method Variable Speed Fan
Ambient Temperature Range [°C(°F)] -40o F…+131o F (-40o C…+55o C)
Operating Humidity [%] 0-100%
Compliances UL 1741-2010, IEEE 1547-2003, IEEE 1547.1, UL 1699B-2013, ANSI/IEEE C62.41, FCC Part 15 A & B, NEC Article 690, C22. 2 No. 107.1-01 (Sept. 2011)



Fronius is a global technology leader in the field of solar energy generation and storage solutions, as well as welding technology and battery charging technology. With a strong focus on quality, reliability, and sustainability, Fronius offers a range of innovative photovoltaic inverters, energy storage systems, and monitoring tools designed to optimize solar energy production and consumption. As a committed advocate for reducing the world's carbon footprint and promoting the use of renewable energy sources, Fronius continues to develop cutting-edge solar technology that helps customers worldwide meet their energy needs in an environmentally responsible way. With a reputation for exceptional quality, efficiency, and durability, Fronius' solar products are trusted by customers worldwide.


Fronius Primo 5.0-1 5.0kW TL 208 / 240 VAC Transformerless

  • Single-Phase Inverter 208 / 240 Vac
  • Dual MPPT
  • Dynamic Peak Manager
  • NEMA 4X
  • AFCI
  • DC Disconnect included
  • 600Vdc
  • 97.9% Maximum Efficiency

The SnapINverter mounting system makes inverter installation and servicing done easily. After fitting the wall bracket and cabling for the device, the inverter is placed in the wall bracket before being swivelled into position and secured. Allows for sustainable service for the lifetime of the system.

This transformerless single phase inverter is ideal for residential applications. Several integrated features, which make it stand out from competitors, include dual powerpoint trackers, high system voltage, a wide input voltage range and unrestricted use indoors and outdoors.