Pilot Environment

QI Series 1000-1500W Inverter Charger

Reliable, Compact, and Smart — The QI Series Hybrid Solar Inverter Charger Designed for small off-grid systems, cabins, and homes with unstable utility power, the QI Series delivers robust performance in a compact body. With support for 12V and 24V battery systems, it combines a 1000-1500W pure sine wave inverter, MPPT solar charge controller, and AC charger into one integrated solution. Thanks to its intelligent DSP control and multi-stage charging strategy, the QI inverter charger optimizes energy use across PV, battery, and utility sources. The unit also supports no-battery operation and offers selectable charging modes including “solar first,” “utility priority,” and “solar + utility.” A bright LCD display provides real-time performance data, while advanced safety features—including battery overcharge/overdischarge protection, short circuit detection, and temperature control—ensure long-term stability. Built-in dry contact and RS485 interfaces further expand control and communication options. Whether you're powering a rural home, an RV, or a remote monitoring station, the QI Series offers flexible, smart energy management with EPEVER's trusted reliability.

  • 2-year warranty
  • Worldwide support
  • Certified & compliant
QI Series Off-grid Hybrid Inverter (1)

Configure your model

Grid Type
Max PV Input Voltage
Maximum Charging Current
Rated Output Power
Rated Battery Voltage
Inverter Output Voltage
Maximum PV Charging Current
Output Voltage

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Specifications

Model: QI1522-0515C
Battery (DC)
Battery Type
Lithium battery/Lead-acid battery
Voltage Range
21.2~32V
Rated Voltage
24V
Max. utility charging current
50A
Max. charging current
70A
Max. PV charging current
50A
PV Input(DC)
Max. PV input current
30A
MPPT Voltage Range
23-120V
Number of MPPTs
1
Number of Strings per MPPT
1
Max. Input Power
1,500W
Max. Input Voltage
145V
Utility Input
Rated Input Power (Charging + Bypass)
2,250W
Rated Input Voltage
220VAC/230VAC
Input Voltage Range
170-280VAC
Input Frequency Range
45-65Hz
Inverter Output
Rated power
1,500W
Transient Surge Output Power
2 Times rated power (5s)
Output Voltage Level
230Vac±3%
Output Voltage Waveform
Pure sine wave
Output Frequency Level
50/60Hz
THDu
≤3%
Switch Time
<10ms
Environmental Parameters
Operating Temperature
-20℃ to 50℃
Storage Temperature
-25℃ to 60℃
Relative Humidity
< 95% (N.C.)
Altitude
4,000m (> 2,000m Derating)
Ingress Protection
IP20
Mechanical Parameters
Dimensions (L x W x H)(mm)
417 × 293 × 100
Weight (Kg)
7.2
Others
Display
2.8 inch LCD
Certifications
EN IEC 61000-6-2, EN IEC 61000-6-4, EN IEC 61000-3-2, EN 61000-3-3; IEC 62109-1, IEC 62109-2; IEC 62321-5,IEC 62321-7, IEC62321-12

Highlights

  • Compact & Versatile Design: Smart energy management; Pure sine wave output
  • Flexible operation: Battery mode /Non-battery mode for different scenarios
  • Easy Monitoring & control: Large color LCD for real-time status; One-touch AC output on/off
  • Remote Monitoring Ready: Isolated RS485, optional WiFi/TCP modules; Remote monitoring + firmware upgrade; Built-in BMS communication for lithium battery management
  • Optimized PV Utilization: MPPT tracking efficiency >99.5%
  • UPS-Level Fast Transfer: Switching time <10 ms for critical loads
  • Flexible Charging Control: Adjustable battery charge discharge current; Configurable utility charging current and power; Smart generator control with auto start-stop and charging
  • Extended Battery Life: Energy-saving mode + Low-voltage disconnect
  • Optional Data Logging: Up to 25,000 historical records (operational traceability)
  • Designed for Diverse climates: Operating temperature:- 20°C to 50°C

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