Fronius
Fronius Primo GEN24 4.0 Plus Hybrid Inverter 4 kW Single-Phase 4,210,142,002
Fronius Primo GEN24 4.0 Plus Hybrid Inverter 4 kW Single-Phase 4,210,142,002
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Businesses and non-Italian private customers: purchase with 22% VAT. The 10% rate is reserved for private customers resident in Italy — find out more.
Foreign companies entitled to 0% VAT: please write to info@litio.store.
Delivery in 10-20 daysHybrid On-GridSingle-phaseFronius
Fronius Primo GEN24 4.0 Plus Hybrid Inverter 4 kW Single-Phase 4,210,142,002
The Fronius Primo GEN24 4.0 Plus (article code 4,210,142,002) is a 4 kW single-phase hybrid inverter with two MPPT trackers, designed for residential photovoltaic systems with a PV generator of up to about 6 kWp. Storage is high-voltage, with a battery range of 150-455 V and a maximum charge/discharge power of 4,140 W: it is compatible with Fronius Reserva and Reserva Pro, BYD Battery-Box HVS/HVM and HVS+/HVM+ and LG FLEX.
The PV Point function is built in as standard and provides a single-phase emergency socket of 3,000 VA even without a battery, while with a battery and an external transfer switch Full Backup of the home is possible. The IP66 protection rating and the temperature range from -40 to +60 °C allow both indoor and outdoor installation; connectivity includes WLAN, two Ethernet LAN ports and two RS485 interfaces with Modbus TCP/RTU SunSpec and Fronius Solar.web.
Key features
4 kW single-phase hybridRated AC power of 4,000 W on a 220/230 V single-phase grid, with 2 independent MPPTs.
High-voltage batteryBattery input 150-455 V with 22 A and up to 4,140 W in charge and discharge.
PV Point as standardSingle-phase emergency socket of 3,000 VA that works even without storage, switching within 15 s.
Optional Full BackupWith a battery and external switching components it powers the entire home off-grid, switching within 10 s.
Indoor and outdoor installationIP66 enclosure and permitted temperature from -40 to +60 °C, with regulated air cooling.
Complete connectivityWLAN, 2 Ethernet LAN ports, 2x RS485 Modbus RTU SunSpec, 6 digital I/Os and built-in datalogger.
Technical specifications
| Feature | Value |
|---|---|
| Product code | 4.210.142.002 |
| Model | Fronius Primo GEN24 4.0 Plus |
| Item code | 4.210.142.002 |
| Rated AC power | 4.000 W |
| Max AC power | 4.000 VA |
| Recommended max PV power | 6 kWp |
| Max PV voltage | 600 V |
| MPPT range | 210-530 V |
| Number of MPPTs | 2 |
| Max current per MPPT | 22 A / 12 A |
| Max short-circuit current | 41,25 A / 22 A |
| Start-up voltage | 80 V |
| Rated input voltage | 400 V |
| Battery voltage | 150-455 V |
| Max battery current | 22 A |
| Max charge/discharge power | 4.140 W |
| Backup power (PV Point) | 3,000 VA, single-phase |
| Full Backup | Available with battery and external switchover, max 10 s |
| Grid phase | Single-phase (1~NPE) |
| Grid voltage | 220/230 V |
| Grid frequency | 50 / 60 Hz |
| Power factor | 0.8-1 ind./cap. |
| Maximum efficiency | 97.6 % |
| European efficiency | 97.1 % (at 400 V DC) |
| Protection rating | IP66 |
| Protection class | 1 |
| Cooling | Air cooling, regulated |
| Communication | WLAN, 2x Ethernet LAN, 2x RS485 (Modbus RTU SunSpec), 6 digital I/O |
| Compatible batteries | Fronius Reserva and Reserva Pro, BYD Battery-Box HVS/HVM, HVS+/HVM+, LG FLEX |
| Standards | IEC 62109, IEC 62909, IEC 62116, IEC 61727, CEI 0-21, AS/NZS 4777.2, ABNT NBR 16149/16150 |
| Operating temperature | -40 °C ... +60 °C |
| Max altitude | 4.000 m |
| Noise level | 42 dB(A) |
| Night-time consumption | < 10 W |
| Dimensions (W x H x D) | 474 x 530 x 165 mm |
| Weight | 15.38 kg |
Documentation
PDFDatasheet 4,210,142,002Official manufacturer documentString sizing must respect the MPPT voltage and current limits and the electrical design of the system. Installation and grid connection must be carried out by qualified personnel in accordance with the applicable standards.