IVPS2524 — Felicity Solar IVPS off-grid solar inverter

Felicity Solar Inverter Datasheet — IVPS2524

A single-phase 2 kW inverter-charger built around a 24 V battery bank of 21-31.5 V, with a 40 A charger, 15 ms transfer and a low-frequency transformer-based build.

SKU: IVPS2524 | Last Updated: 2026-08-07

⚡Electrical Specifications

AC Output Voltage220 V
AC Wiring ModeL+N+PE
Backup Rated Output Power2 kW
Battery Inputs1
Battery TypeAGM, Flooded, Li-Ion, Self-Defined
Battery Voltage Range21-31.5 V
Bulk Charging Voltage28.8 V
Charge AlgorithmThree-Stage: Boost CC, Boost CV, Float
Float Charging Voltage27.2 V
High DC Input Recovery Voltage31 V
High Frequency Disconnect65 Hz
High Frequency Reconnect63 Hz
High Line Disconnect Voltage280 V
High Line Reconnect Voltage270 V
Input Voltage Range90-280 V
Input Voltage Range (Appliance Mode)90-280 V
Input Voltage Range (UPS Mode)170-280 V
Input Voltage WaveformSinusoidal (utility or generator)
Line Mode Efficiency>95 %
Line Mode Output WaveformSame As Input Waveform
Low DC Shutdown (<50% Load)21.5 V
Low DC Shutdown (>50% Load)21 V
Low Frequency Disconnect40 Hz
Low Frequency Reconnect42 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 Current40 A
Max AC Input Voltage280 V
Max AC Pass-Through Current30 A
Max Charging Current40 A
Max Charging Voltage31.5 V
Max Efficiency90 %
Max Output Overcurrent Protection30 A
Motor Start CapableYes
Nominal AC Input Voltage220 V
Nominal DC Input Voltage24 V
Nominal Input Frequency50/60 Hz
Output Frequency50/60 Hz
Output Short-Circuit ProtectionYes
Output Voltage Regulation5 %
Output Voltage WaveformPure Sine Wave
Overload ProtectionAir Switch Protection
Overload Trip Time (>105% Load)10 s
Overload Trip Time (>150% Load)5 s
Pass-Through Without BatteryNo
PhaseSingle Phase
ProtectionOver Charge Protection, Over Discharge Protection, Overload Protection, Output Short Circuit Protection, Over Temperature Protection
Rated Apparent Output Power2.5 kVA
Rated Output Power2 kW
Short-Circuit Protection (Line Mode)Air Switch Protection
Start-Up Voltage23 V
Surge Rating2*rated (5s)
Transfer Time15 ms

🔧Mechanical Specifications

BMS CommunicationRS485
Communication InterfaceRS232
DisplayLCD, LED
Gross Weight24.1 kg
Net Weight20.7 kg
Package Dimensions552 x 408 x 290 mm
Parallel Capability6
TopologyLow-Frequency (transformer-based)

🌡️Environmental Specifications

CoolingIntelligent Air Cooling
IP RatingIP21
Operating Temperature Range0-40 °C
Storage Temperature-15 to 60 °C

📏Dimensions

Width
Height
Depth
Weight