
Felicity Solar Inverter Datasheet — IVPS5024
A 24 V low-frequency, transformer-based off-grid inverter-charger rated 5 kVA apparent and 4 kW real output. Motor-start capable, and up to six units run in parallel.
SKU: IVPS5024 | Last Updated: 2026-03-23
⚡Electrical Specifications
| AC Output Voltage | 220 V |
| AC Wiring Mode | L+N+PE |
| Backup Rated Output Power | 4 kW |
| Battery Inputs | 1 |
| Battery Type | AGM, Flooded, Li-Ion, Self-Defined |
| Battery Voltage Range | 21-31.5 V |
| Bulk Charging Voltage | 28.8 V |
| Charge Algorithm | Three-Stage: Boost CC, Boost CV, Float |
| Float Charging Voltage | 27.2 V |
| High DC Input Recovery Voltage | 31 V |
| High Frequency Disconnect | 65 Hz |
| High Frequency Reconnect | 63 Hz |
| High Line Disconnect Voltage | 280 V |
| High Line Reconnect Voltage | 270 V |
| Input Voltage Range | 90-280 V |
| Input Voltage Range (Appliance Mode) | 90-280 V |
| Input Voltage Range (UPS Mode) | 170-280 V |
| Input Voltage Waveform | Sinusoidal (utility or generator) |
| Line Mode Efficiency | >95 % |
| Line Mode Output Waveform | Same As Input Waveform |
| Low DC Shutdown (<50% Load) | 21.5 V |
| Low DC Shutdown (>50% Load) | 21 V |
| Low Frequency Disconnect | 40 Hz |
| Low Frequency Reconnect | 42 Hz |
| Low Line Disconnect (Appliance Mode) | 90 V |
| Low Line Disconnect (UPS Mode) | 170 V |
| Low Line Reconnect (Appliance Mode) | 100 V |
| Low Line Reconnect (UPS Mode) | 180 V |
| Low-Battery Recovery (<50% Load) | 23.5 V |
| Low-Battery Recovery (>50% Load) | 23 V |
| Max AC Charge Current | 50 A |
| Max AC Input Voltage | 280 V |
| Max AC Pass-Through Current | 63 A |
| Max Charging Current | 50 A |
| Max Charging Voltage | 31.5 V |
| Max Efficiency | 90 % |
| Motor Start Capable | Yes |
| Nominal AC Input Voltage | 220 V |
| Nominal DC Input Voltage | 24 V |
| Nominal Input Frequency | 50/60 Hz |
| Output Frequency | 50/60 Hz |
| Output Short-Circuit Protection | Yes |
| Output Voltage Regulation | 5 % |
| Output Voltage Waveform | Pure Sine Wave |
| Overload Protection | Air Switch Protection |
| Overload Trip Time (>105% Load) | 10 s |
| Overload Trip Time (>150% Load) | 5 s |
| Pass-Through Without Battery | No |
| Phase | Single Phase |
| Protection | Over Charge Protection, Over Discharge Protection, Overload Protection, Output Short Circuit Protection, Over Temperature Protection |
| Rated Apparent Output Power | 5 kVA |
| Rated Output Power | 4 kW |
| Short-Circuit Protection (Line Mode) | Air Switch Protection |
| Start-Up Voltage | 23 V |
| Surge Rating | 2*rated (5s) |
| Transfer Time | 15 ms |
🔧Mechanical Specifications
| BMS Communication | RS485 |
| Communication Interface | RS232 |
| Display | LCD, LED |
| Gross Weight | 32.5 kg |
| Net Weight | 29.1 kg |
| Package Dimensions | 607 x 540 x 290 mm |
| Parallel Capability | 6 |
| Topology | Low-Frequency (transformer-based) |
🌡️Environmental Specifications
| Cooling | Intelligent Air Cooling |
| IP Rating | IP21 |
| Operating Temperature Range | 0-40 °C |
| Storage Temperature | -15 to 60 °C |
📏Dimensions
Width
Height
Depth
Weight