LS Off-grid Inverter Charger 1KW 2KW 3KW

LS Off-grid Inverter Charger 1KW 2KW 3KW

  • Features:
  • Pure sine wave output;
  • Low frequency toroidal transformer lower loss
  • Intelligent LCD integration display;
  • Built-in PWM or MPPT controller optional;
  •  AC charge current 0~30A adjustable, three working modes selectable;
  • Peak power more than 3 times, full-automatic and perfect protection function;
  • Added fault code query function, easy to monitor the operation in real time;
  • Supports diesel or gasoline generator, adapt any tough electricity situation;
  • Combine industrial and home usage, wall-mounted design, convenient installation.


Application Area

Office and public facilities, household system, network transmission equipment, manufacturing, control system, solar energy system, oil field, drilling field operation, etc.
Provide stable reliable and safe solutions for families, islandsships and other small photovoltaic power systems.

Technical Parameters

Model LS10212/2420212/24/4830224/48
Rated Power1000W2000W3000W
Peak Power(20ms)3000W6000W9000W
Start Motor1HP2HP3HP
Battery Voltage12/24VDC12/24/48VDC24/48VDC
Packing Size(L*W*Hmm)565*395*225
G.W.(kg)(Carton Packing)131921
Installation MethodWall-Mounted
InputDC Input Voltage Range10.5-15VDC(Single battery voltage)
AC Input Voltage Range85VAC~138VAC  / 170VAC~275VAC
AC Input Frequency Range45Hz~65Hz
Max AC charging current25A/15A30A/25A/15A30A/20A
AC charging methodThree-stage 
(constant current, constant voltage, floating charge)
OutputEfficiency(Battery Mode)≥85%
Output Voltage(Battery Mode)110VAC±2%  / 220VAC±2%
Output Frequency(Battery Mode)50/60Hz±1%
Output Wave(Battery Mode)Pure Sine Wave
Efficiency(AC Mode)>99%
Output Voltage(AC Mode)110VAC±10% / 220VAC±10%
Output Frequency(AC Mode)Tracking Automatically
Output waveform distortion(Battery Mode)≤3%(Linear load)
No load loss(Battery Mode)≤0.8% rated power
No load loss(AC Mode) ≤2% rated power
( charger does not work in AC mode)
No load loss(Energy saving Mode)≤10W
Battery Type
LEADCharge Voltage:14V;Float Voltage:13.8V
(12V system; 24V system x2; 48V system x4)
OP-LECharge Voltage:14.2V; Float Voltage:13.8V
(12V system; 24V system x2; 48V system x4)
LITHIUMCharge Voltage: 12.6V(NMC battery 3S) 
 (12V system; 24V system x2; 48V system x4)
Customize batteryCharge and discharge parameters 
of different types of batteriescan be customized
 according to user requirements
ProtectionBattery undervoltage alarm11V; LITHIUM 9.5V(NMC battery 3S)
(12V system; 24V system x2; 48V system x4)
Battery undervoltage protection10.5V;  LITHIUM 9V(NMC battery 3S)
(12V system; 24V system x2; 48V system x4)
Battery overvoltage alarmLead acid battery: 15V(12V system;
 24V system x2; 48V system x4)
Battery overvoltage protectionLead acid battery: 17V
(12V system; 24V system x2; 48V system x4)
Battery overvoltage recovery voltageLead acid battery: 14.5V
(12V system; 24V system x2; 48V system x4)
Overload power protectionAutomatic protection (battery mode), 
circuit breaker or insurance (AC mode)
Output short circuit protectionAutomatic protection (battery mode), 
circuit breaker or insurance (AC mode)
Temperature protection>90°C(Shut down output)


System Application Diagram

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