• UTL Alfa+ 348 48V is an MPPT Solar Inverter for Home and Office, has 60 AMP inbuilt mppt solar charge controller; you can connect total solar panels upto 3000 Watts; it will converter DC from solar panels to give you AC 220-240V at 13.5 Amp
  • You can install maximum 8 x Solar Panels of 390 Watts 24 Volt
  • 12V x 4 Solar batteries of 150 / 200 / 220 AH

Battery Selection Mode

In UTL’s Alfa+ Solar PCU you have a great feature that is battery selection mode by this we can select any type of battery as per requirement i.e. flat plate/tubular/SMF/Lead acid Battery and can set charging voltage and charging current as per requirement.

Operating Mode Selection

PCU Mode – Priority   Solar →Battery → Grid

Smart Mode -Priority   Solar → Grid → Battery

Hybrid Mode – Priority for load   Grid →Solar → Battery, Priority for battery charging    Solar Energy → Grid

LCD Display with Energy Meter and Data Logging (optional)

UTL Alfa+ Solar PCU is also available with LCD display. This is an optional feature that can be availed by the customer for better user interface. When the customer opts for this feature, an energy meter and data logging facilities are also provided to the customer, which help the user to access information about the present and past status of the PCU functionality.

Pure Sine Wave

The output of the UTL’s Alfa+ PCU is pure sine wave and it operates your appliances friendly.

User configurable by LCD

User friendly calibration settings:-

You can change the below settings of Alfa+ Solar PCU by itself like,

Configurable Grid Reconnect Setting

Configurable Battery Low cut Setting

Configurable Grid low cut/High cut setting

User friendly operational settings

No load shut down – Enable/Disable.

Grid charging – Enable/Disable.

IT Load – Enable/Disable.

Advanced features

  • DSPic Based Pure Sine Wave Design.
  • Inbuilt rMPPT Charge Controller.
  • Maximum Preference to Solar Energy.
  • USB Based Communication.
  • 30 Days Data Logs Inbuilt
  • AC and DC Energy Meter Inbuilt.
  • GSM/GPRS Based Remote Monitoring and controlling.
  • Robust Design for 20 years product life.
  • 2 years to 5 years of warranty.
  • Reverse AC Voltage Protection.
  • User friendly and easily accessible LCD Display with all AC & DC Parameter Configurable by Display Switches and Digital LCD (20X4).
  • User Friendly Control: – Output Voltage, Charging Voltage – SPV/ Grid, Charging Current – SPV/Grid, Grid Reconnect, Battery Low.
  • Priority based working modes – Smart/PCU/Hybrid (for saving energy and money).
  • NLSD, Alfa+Solar PCU Grid Charging, IT Load – Enable/Disable by LCD.
Add to Wishlist
Add to Wishlist

Check Availability At

Pincode field should not be empty!


Particulars Description
Solar PCU Capacity 3.75KVA 48V
Input Voltage Range (Min-Max) 80-160 VDC
Maximum PV Power Recommended 3.75KW
MPPT Controller DSP
Type of Charger MPPT
Efficiency 95%
Battery Low Buzzer Battery Low Cut +0.2 V
Battery Low Cut 10-11.7 V
Battery High Cut (INV.) SPV Present-SPV CHG. REF +1V for 15Sec, SPV CHG. REF +1.5V for 2Sec
Battery High Cut (INV.) SPV Absent-SPV CHG. REF for 15Sec, SPV CHG. REF +0.2V for 2Sec
Battery Charging Voltage by SPV 13.5-16 V
Battery Charging Current by SPV 12-60 A
Battery Charging Voltage by Grid 13.0-15.5 V
Battery Charging Current by Grid 6-15 A
Grid Low Cut Voltage (IT Mode/Normal) NA/120-200 V
Grid High Cut Voltage (IT Mode/Normal) NA/245-280 V
Grid Charging Enable/Disable
IT Load Enable/Disable
Operating Mode Smart/PCU/Hybrid
Output Voltage Low 170-190 V
Output Voltage High 250-260 V
No Load Shut Down Enable/Disable
Input Source Grid/Genset
Grid Disconnect (Solar Available) PCU/SMART (Battery) @14.5/Battery for 2minutes or 13.5/Battery-100% Current
Grid Reconnect (PCU Mode/Smart Mode) (Battery) 11-12V
Temp. Compensation (Battery) @3mV/cell/°C ; 18mV/Battery/°C
Inverter Switching Element Mosfet
Inverter Control PWM
Inverter Nominal Output Voltage 220 VAC
Inverter Output Supply Phase 1Phase, 3Wire
Inverter Output Waveform Pure Sine Wave
Inverter Nominal Frequency 50.0 Hz
Load Current 13.5 A
Voltage Regulation 1%
Output Voltage Distortion with 100% Linear Load <3%
Peak Efficiency >88 %
Cooling Temp Controlled, Fan
Protections Overload, Battery Low, Battery High, Output Low, Output High, Output Short Ckt., Overheat, Under Frequency, Over Frequency, Solar Panel Reverse
Display Parameters Battery Voltage, Charging Current, Discharging Current, Charging KWH, Discharging KWH, Solar Voltage, Solar Current, Instantaneous Power, Cumulative Power, Grid Voltage, Grid Current, Grid Frequency, Output Voltage, Output Current, Output Frequency NLSD En/Dn, IT Load En/Dn Grid Charger En/Dn, Operating Mode PCU/SMT/HYD
Switches Reset for System ON/OFF, UP, DOWN, BACK, ENTER (for LCD Configuration)
Indications System ON, Inverter ON, SPV Charging, Grid Charging, Battery Low/High, Overload, Overheat, Mains Low, Mains High, Under Frequency, Over Frequency, NLSD, Fault
Degree of Protection IP21

Additional information

Weight 38 kg
Dimensions 29.25 × 27.5 × 58 cm


There are no reviews yet.

Be the first to review “UTL ALFA PRO 348 rMPPT SOLAR INVERTER PCU 3.75KVA 48V”

Your email address will not be published.