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.

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

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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