Fronius | 3.8kW Primo Gen24 Inverter, 240 VAC, 1-Phase, 200 - 480 VDC MPPT

The Fronius Primo Gen24 Inverter is a game-changer for residential solar systems, offering smart technology, robust software, and innovative engineering to deliver optimal energy production. With its integrated backup outlet feature, essential appliances can remain powered during daylight hours, even without a battery. This inverter supports long-term energy independence and cost-effective sustainability, making it the perfect centerpiece for modern home solar systems. It's packed with practical features like smart shade tolerance for higher yields, backup power without battery integration, and flexible design options for various setups. The inverter's active cooling technology ensures long-lasting performance, and its transformerless design makes it a reliable choice. Overall, the Fronius Primo Gen24 Inverter is a top-notch solution for homeowners looking to harness the power of solar energy.

Number of MPP trackers	2
PV input power	3940 W
Feed-in start voltage (Udc start)	80 V
Min. MPP voltage (U mpp min)	200 V
Max. MPP voltage (U mpp max)	480 V
Max. switchover time PV-Point	17 s
Max. switchover time Full Backup	17 s
Mains Frequency	60 1/s, 50 1/s
Width	18.67 in
Height	20.39 in
Depth	6.5 in
Weight	33.29 lbs
Weight incl. packaging	41.26 lbs
Protection class	1
Overvoltage category (DC / AC)	2 / 4
Inverter design	Transformerless
Cooling	Active Cooling Technology
Installation	Indoor and outdoor installation
Min. permissible ambient temperature	-40 °C
Max. permissible ambient temperature	60 °C
DC PV connection technology	2x DC+1, 2x DC+2 and 4x DC- spring-type terminals (AWG14-8)
DC battery connection technology	1x DC+ and 1x DC- spring-type terminals (AWG 12-8)
AC connection technology	Spring-type terminals (AWG 14-8); Backup: AWG 16-8
Back-up power functions	PV Point
Sound emissions	42 dB(A)
Interference emission class	B
DC insulation measurement	Yes
Overload behaviour	Operating point shift, Power limitation
DC disconnector	Yes
DC Reverse polarity protection	Yes
Arc fault circuit interrupter (Fronius Arc Guard)	Yes
WLAN / 2x Ethernet LAN	Fronius Solar.web, Modbus TCP SunSpec, Fronius Solar API (JSON)
6x digital in/out + 6x digital in	Interface to ripple control receiver, energy management
Emergency stop (WSD)	Yes
Datalogger and web server	Included
2x RS485	Modbus RTU SunSpec / Fronius Smart Meter
Grid connection	NPE