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Mercury 4KVA Inverter Pure Sine Wave MI4250

460,000.00
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17 - 24 Jun, 2026
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Product details

The Mercury 4kva inverter Pure Sine Wave with  UPS functionality is a generation ahead of the entire category. That’s because our break through chip embedded sine wave’ technology delivers the same current as you get from your mains. 

SPECIFICATIONS
MI 4250
System Rating (VA/W) 2800W
INPUT
Nominal Input Battery Voltage 48V 48V
Voltage Range 180 VAC – 265VAC ± 5 VAC (UPS Mode)
90 VAC – 280 VAC ± 10 VAC (NOR Mode)
BATTERY CHARGING
Grid Charging Current 12A, 18A (2 Modes)
MODES
UPS / Normal Via Switch (Back Side)
Charging Mode (FC/NC) Via Switch (Back Side)
Battery Selection NA Via Switch (Back Side)
OUTPUT
Wave Form Type Pure Sine Wave
Output Voltage 200VAC ± 10%
Output Frequency 50Hz ±.5 Hz
Overload Protection Provided at >100% with auto reset
Low Battery Protection Provided at ≤10.4V (per Battery) with auto reset
Short Circuit Protection Provided at ≥300% with manual reset
Over Temperature Protection Provided at ≥85° C
CHANGE OVER TIME
UPS Mode ≤12 miliseconds
Normal Mode ≤50 miliseconds
BATTERY
Boost Voltage 14.4 VDC ± 0.2VDC TT Mode: 14.6 VDC ± 0.2 VDC
FT Mode: 14.2 VDC ± 0.2 VDC
Float Voltage 13.5 VDC ± 0.2VDC TT Mode: 13.8 VDC ± 0.2 VDC
FT Mode: 13.5 VDC ± 0.2 VDC
Low Battery Cut 10.4 VDC ± 0.2 VDC
Battery Type 12V (100Ah to 200Ah)
ENVIRONMENT
Forced Cooling Through Cooling Fan
Humidity 0-90% Non Condensing
Operating & Storage Temperature 0-45° C
DISPLAY
Display Type LCD
LED NA
LCD Status: Mains Voltage, Output(Load) Voltage, Battery Voltage,
Charging Current, Discharging Current, Load Percentage,
Battery Charging/ Charged, Charging Mode, Battery Mode
Protection: Mains Hi / Low, Mains Fuse / MCB Trip, Over Temp,
Short Circuit, Battery Low Trip, Overload Trip

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Mercury 4KVA Inverter Pure Sine Wave MI4250 removePrag 7.5KVA - 48V Pure Sine Wave Inverter - Wall Mount removePrag 2.5kva 24v (2kw) PSW Inverter removePrag 7.2kw Adv Modular Solar Inverter-VT removeMercury 5.5kva Off Grid Hybrid Solar Inverter 24v, MTTP removePrag 10KVA /48V Advance Pure Sinewave Inverter-Wall Mount VT remove
NameMercury 4KVA Inverter Pure Sine Wave MI4250 removePrag 7.5KVA - 48V Pure Sine Wave Inverter - Wall Mount removePrag 2.5kva 24v (2kw) PSW Inverter removePrag 7.2kw Adv Modular Solar Inverter-VT removeMercury 5.5kva Off Grid Hybrid Solar Inverter 24v, MTTP removePrag 10KVA /48V Advance Pure Sinewave Inverter-Wall Mount VT remove
ImageMercury 4KVA Inverter Pure Sine Wave MI4250Prag 7.5KVA - 48V Pure Sine Wave Inverter - Wall MountPrag 2.5kva 24v (2kw) PSW InverterPrag 7.2kw Adv Modular Solar Inverter-VTMercury 5.5kva Off Grid Hybrid Solar Inverter 24v, MTTPPrag 10KVA /48V Advance Pure Sinewave Inverter-Wall Mount VT
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DescriptionFEATURES:
  • DSP Technology for fast & smooth charging
  • Auto sense intelligent charging (ASIC) adjustment
  • Highly robust & reliable Ideal for computer
  • Generator Compatible
  • Wide charging voltage range
  • User selectable charging current
  • Compact design
  • Input range 180VAC to 265VAC UPS Mode
  • Input range 100VAC to 280VAC Normal Mode
  • DC Voltage - 48V
  • Charge current <15 A
PRAG 7.5KVA – 48V Inverter H-Series (Pure Sine Wave) Inverter / Charger is a combination of an inverter, battery charger and AC auto-transfer switch into one complete system with a peak conversion efficiency of 88%.
  • Pure sine wave inverter,
  • Pure sine ware output
  • DC Start & Automatic Self-Diagnostic Function
  • High Efficiency Design & ”Power Saving Mode” to Conserve Energy
Inverter Output Model   7.2K-48 Power Rating     7200W   INPUT Voltage 230 VAC Selectable Voltage Range             170 – 280 VAC (For Personal Computer); 90-280 VAC (For Home Appliances) Frequency Range             50/60 Hz (Auto Sensing) OUTPUT AC Voltage Regulation (Batt. Mode)         230 VAC ±5% Surge Power      15000 VA Efficiency (Peak)               90% – 93% Transfer Time    15 ms (For Personal Computers); 20 ms (For Home Appliances) Waveform          Pure Sine Wave   BATTERY Battery Voltage 48 VDC Floating Charge Voltage 54 VDC Overcharging Protection               63 VDC   SOLAR CHARGER & AC CHARGER Solar Charger Type          MPPT Maximum PV Array Open Circuit Voltage               500 VDC Maximum PV Array Power           8000 W (4000W *2) MPPT Range @ Operating Voltage            90 VDC ~450 VDC Maximum Solar Charge Current 80 A Maximum AC Charge Current     80 A Maximum Charge Current            80 A   PHYSICAL Dimension, D x W x H (mm)         147.4 x 432.5 x 553.6 Net Weight (Kgs)              18.4 Communication Port       USB/RS232/RS485/Bluetooth/Dry-contact   OPERATING ENVIRONMENT Operating Humidity         5% to 95% Relative Humidity (Non – condensing) Operating Temperature -10C to 50C Storage Temperature     -15C to 60 C   Standard Compliance Safety
  • Pure sine wave inverter & ECO friendly
  • Configurable input voltage range for home appliances and personal computers
  • Configurable battery charging current based on applications via LCD setting
  • Configurable AC/Solar Charger priority
  • Compatible to mains voltage or Generator power
  • Auto restart while AC is recovering & Cold start function
  • Overload/ Over temperature & Short circuit protection
  • Smart battery charger design for optimized battery performance
  • ON / OFF Bypass Switch
  • Minimum PV Voltage 170V, can work without battery.
PRAG 10KVA 48V INVERTER features power factor correction, sophisticated multi-stage charging and pure sine wave output with superior surge capability to meet demanding power needs of inductive loads without endangering the equipment. This series is equipped with a powerful charger of up to110Amps (depending on model). The overload capacity is 300% of continuous output for up to 20 seconds to reliably support sudden increase in loads without damaging the system within the time frame.
Content
The Mercury 4kva inverter Pure Sine Wave with  UPS functionality is a generation ahead of the entire category. That’s because our break through chip embedded sine wave’ technology delivers the same current as you get from your mains. 
SPECIFICATIONS MI 4250 System Rating (VA/W) 2800W INPUT Nominal Input Battery Voltage 48V 48V Voltage Range 180 VAC – 265VAC ± 5 VAC (UPS Mode) 90 VAC – 280 VAC ± 10 VAC (NOR Mode) BATTERY CHARGING Grid Charging Current 12A, 18A (2 Modes) MODES UPS / Normal Via Switch (Back Side) Charging Mode (FC/NC) Via Switch (Back Side) Battery Selection NA Via Switch (Back Side) OUTPUT Wave Form Type Pure Sine Wave Output Voltage 200VAC ± 10% Output Frequency 50Hz ±.5 Hz Overload Protection Provided at >100% with auto reset Low Battery Protection Provided at ≤10.4V (per Battery) with auto reset Short Circuit Protection Provided at ≥300% with manual reset Over Temperature Protection Provided at ≥85° C CHANGE OVER TIME UPS Mode ≤12 miliseconds Normal Mode ≤50 miliseconds BATTERY Boost Voltage 14.4 VDC ± 0.2VDC TT Mode: 14.6 VDC ± 0.2 VDC FT Mode: 14.2 VDC ± 0.2 VDC Float Voltage 13.5 VDC ± 0.2VDC TT Mode: 13.8 VDC ± 0.2 VDC FT Mode: 13.5 VDC ± 0.2 VDC Low Battery Cut 10.4 VDC ± 0.2 VDC Battery Type 12V (100Ah to 200Ah) ENVIRONMENT Forced Cooling Through Cooling Fan Humidity 0-90% Non Condensing Operating & Storage Temperature 0-45° C DISPLAY Display Type LCD LED NA LCD Status: Mains Voltage, Output(Load) Voltage, Battery Voltage, Charging Current, Discharging Current, Load Percentage, Battery Charging/ Charged, Charging Mode, Battery Mode Protection: Mains Hi / Low, Mains Fuse / MCB Trip, Over Temp, Short Circuit, Battery Low Trip, Overload Trip
PRAG 7.5KVA – 48V Inverter H-Series (Pure Sine Wave) Inverter / Charger is a combination of an inverter, battery charger and AC auto-transfer switch into one complete system with a peak conversion efficiency of 88%. So, it is packed with unique features and it is one of the most advanced inverter/chargers in the market today. Furthermore, the PRAG 7.5KVA – 48V Inverter H-Series (Pure Sine Wave) features power factor correction, sophisticated multi-stage charging and pure sine wave output with unprecedentedly high surge capability to meet demanding power needs of inductive loads without endangering the equipment. Subsequently, PRAG 7.5KVA – 48V Inverter H-Series (Pure Sine Wave) is equipped with a powerful charger of up to110Amps (depending on model). The overload capacity is 300% of continuous output for up to 20 seconds to reliably support tools and equipment longer.

PRAG 7.5KVA – 48V Inverter Features

  • The PRAG Inverter is Easy to Install and Easy to Operate. This inverter is also Easy to Solve
  • It is also designed to Operate under Harsh Environment
  • The Inverter comes with the ability to do a DC Start & Automatic Self-Diagnostic Function
  • It is Compatible with Both Linear & Non-Linear Load
  • Low DC Voltage Supports Home & Office Appliances on the inverter
  • With this PRAG Inverter, you can enjoy Powerful Charge Rate Up to 120Amp, Selectable From 0%-100%
  • High Efficiency Inverter Design & “Power Saving Mode” to Conserve Energy
  • Battery Priority Mode, Designates the Inverter-Preferred UPS Configuration
  • 13 Vdc Inverter Battery Recover Point, Dedicated for Renewable Energy Systems
  • 8 pre Set Battery Type Selector plus De-sulphation for Totally Flat Inverter Batteries
  • 4-step Intelligent battery Charging, PFC (Power Factor Correction) for Charger
  • 8 ms Typical Transfer Time Between Utility & Inverter Battery, Guarantees Power Continuity
  • 15s Delay Before Transfer when AC Resumes, Protection for Load when Used with Generator
  • Battery DOD(Depth of Discharge)setting from 50% to 100%
  • Pure sine wave inverter,
  • Pure sine ware output
  • DC Start & Automatic Self-Diagnostic Function
  • High Efficiency Design & ”Power Saving Mode”  to Conserve Energy
  • Auto restart when Ac in recovering
  • Smart battery charger design for optimized battery performance
  • Selectable charging current based on applications
  • Auto Restart Voltage UPS, AVR (Stabilizer) and charger function
  Rated Capacity  2500VA Rated Power      2000W Norminal Voltage             220VAC Input Voltage Range       220V:154-264V AC +/-3V(Normal Mode) 185-264V AC =/-3V(UPS Mode) Input Frequency               50/60Hz+/-5% Output Voltage Range    220V AC +/-10% Output Frequency           50/60Hz+/-1% Output Wave Form          Pure Sine Wave Load Peak Ratio(MAX)3:1 Static Power      15W Protection           Mains off: Input Overcurrent circuit breaker protection Inverter mode: Overload protection, Short circuit protection, Low voltage protection(battery reverse fuse protection) LCD Indicator Status        Colour segment code display with 4buttons and 3LED indicator Through the page key can view, AC Voltage, AC frequency, output voltage, output frequency, battery voltage, load and other parameters Transfer Time    10ms Battery Type      External Lead Acid, Tubular battery or Lithium battery Battery Voltage24VDC Charge Voltage27DC Charge Current20A Operating Temperature0 to 40 Storage Temperature minus15 to 45 Dimension(mm)               458*265*382 Gross Weight(kg)             16.9kg Net Weight(kg)14.6kg
Modular/Parallel Operation: up to 6 units of this inverter can be combined to give a maximum of 43.2KW Advanced Inverter Built In MPPT Solar Charge Controller:  String/High PV (450V DC) Battery independent design – can operate without battery connected Selectable input voltage range for home appliances and personal computers Lithium Battery Charging Compatible Selectable high power charging current Customizable status LED bar with RGB lights Built-in Wi-Fi for mobile monitoring (Android/iOS App is available) Supports USB On-the-Go function Reserved communication port for BMS (RS485, CAN-BUS or RS2320 Replaceable fan design for ease of maintenance Configurable AC/PV output usage timer and prioritization Compatible to Utility mains voltage or generator power Built-in anti-dust kit Optional DC output for DC fan, LED bulb, router and so on
  • Pure sine wave inverter & ECO friendly
  • Configurable input voltage range for home appliances and personal computers
  • Configurable battery charging current based on applications via LCD setting
  • Configurable AC/Solar Charger priority
  • Compatible to mains voltage or Generator power
  • Auto restart while AC is recovering & Cold start function
  • Overload/ Over temperature & Short circuit protection
  • Smart battery charger design for optimized battery performance
  • ON / OFF Bypass Switch
  • Minimum PV Voltage 170V, can work without battery.
SPECIFICATIONS MODEL 3500 5500 LINE MODE Input Voltage Waveform: Sinusoidal (Utility or Generator) Nominal Input voltage: 230Vac Low Loss voltage: 170Vac±7V (UPS); 90Vac±7V (Appliances) Low Loss Return voltage: 180Vac±7V (UPS); 100Vac±7V (Appliances) High Loss Voltage: 280Vac±7V High Loss Return Voltage: 270Vac±7V Max AC Input Voltage 300Vac Nominal Input Frequency 50Hz / 60Hz (Auto detection) Low Loss Frequency 40±1Hz Low Loss Return Frequency 42±1Hz High Loss Frequency 65±1Hz High Loss Return Frequency 63±1Hz Output Short Circuit Protection: Circuit Breaker Efficiency (Line Mode):  >95% (Rated R load, battery full charged) Transfer Time 10ms typical (UPS) 20ms typical (Appliances) INVERTER MODE Rated Output Power 3.5KW 5.5KW Output Voltage Waveform: Pure Sine Wave Output Voltage Regulation: 230Vac±5% Output Frequency: 50Hz Peak Efficiency 93% Overload Protection: 5s@≥150% load; 10s@110%~150% load Surge Capacity:  2* rated power for 5 seconds AC Charging current Max: 60Amp (@VI/P=230Vac) Floating Charging Voltage: 54Vdc CHARGE MODE - MPPT SOLAR CHARGING MODE Max. PV Array Power: 5500W Nominal PV Voltage 240Vdc PV Array MMPT Voltage Range 120~450Vdc Max.PV Array Open Circuit Voltage 500Vdc Max Charging Current:  100Amp (AC charger plus solar charger) Dimension (D*W*H) / Net Weight 100 X 300 X 440mm / 9.7 Kgs Safety Certification CE Operating Temperature Range -10°C~ 50° C Storage temperature -15˚C~ 60˚C Humidity 5% to 95% Relative Humidity (Non-condensing)
PRAG 10KVA 48V INVERTER W-EY (Pure Sine Wave) Inverter / Charger is a combination of an inverter, battery charger and AC auto-transfer switch that forms one complete system with a peak conversion efficiency rating of 88%. Packed with powerful features, it is simply one of the most reliable and robust inverter/chargers in the market today. PRAG 10KVA 48V INVERTER features power factor correction, sophisticated multi-stage charging and pure sine wave output with superior surge capability to meet demanding power needs of inductive loads without endangering the equipment. This series is equipped with a powerful charger of up to110Amps (depending on model). The overload capacity is 300% of continuous output for up to 20 seconds to reliably support sudden increase in loads without damaging the system within the time frame. PRAG 10KVA 48V INVERTER Features
  • Powerful Pure Sine Wave (PSW) Inverter/Charger
  • 13 Vdc inverter Battery Recover Point (BRP) – Dedicated for Renewable Energy Systems
  • High efficiency design and Power Saving Mode to conserve energy
  • 8 Pre-set battery type selectors with de-sulphation for totally flat inverter batteries
  • 4 Step Intelligent Battery Charging system, and Power Factor Correction (PFC)
  • 8 Ms typical transfer time between utility and battery bank. This guarantees power continuity and consistency
  • 15 Seconds delay before transfer when AC Resumes, and protection for load when used with generator
  • Battery DOD (Depth of Discharge) setting from 50%
  • Easy and straightforward installation
  • Designed to operate under harsh environment
  • DC Start and Automatic Self Diagnostic (ASD) function
  • Compatible with Linear and Non-Linear loads
  • Low DC Voltage home and office appliances support
  • Up to 120Amp charging current selectable from 0%-100%
  • Battery priority mode for preferred UPS configuration
 
Inverter Output
Model PT-INV-10KVA/9000W 48V-Color LED, Wall-H
Continuous Output Power 9000W
Surge Rating(20s) 24000W
Capable of Starting Electric Motor 8HP
Output Waveform Pure Sine wave/Same as input(Bypass mode)
Nominal Efficiency >88%(Peak)
Line Mode Efficiency >95%
Power Factor 0.9-1.0
Nominal Output Voltage rms  220-230-240Vac
Output Voltage Regulation ±10% RMS
Output Frequency 50± 0.3Hz/60± 0.3Hz
Short Circuit Protection Yes, Current Limit Function (Fault after 1sec)
Typical transfer Time 10ms(Max)
THD < 10%
DC Input
Nominal Input Voltage 12.0Vdc
( *2 for 24Vdc, *4 for 48Vdc)
Minimum Start Voltage 10.0Vdc/10.5Vdc ( *2 for 24Vdc, *4 for 48Vdc)
Low Battery Alarm 10.5Vdc/11.0Vdc ( *2 for 24Vdc, *4 for 48Vdc)
Low Battery Trip 10.0Vdc/10.5Vdc ( *2 for 24Vdc, *4 for 48Vdc)
High Voltage Alarm & Fault 16.0Vdc ( *2 for 24Vdc, *4 for 48Vdc)
High DC Input Recovery 15.5Vdc
Low Battery voltage recover 15.5Vdc ( *2 for 24Vdc, *4 for 48Vdc)
Idle Consumption-Search Mode < 25 W when Power Saver On
Charge
Input Voltage Range Wide: 90~135VAC / 164~243VAC Narraw: 100~135VAC / 194~243VAC
Input Frequency Range Narrow: 47-55±0.3Hz for 50Hz, 57-65±0.3Hz for 60Hz Wide:43±0.3Hz plus for 50Hz/60Hz
Output Voltage Depends on battery type
Charger Breaker Rating 40A
Max Charge Rate 50 + 5A/30 + 5A (* 50A for 24V and 30A for 48V)
Over Charge Protection Shutdown 15.7V for 12Vdc ( *2 for 24Vdc, *4 for 48Vdc)
Charger curve(4 stage constant current) 4 step digital controlled progressive charge Battery types ( *2 for 24Vdc, *4 for 48Vdc)
Battery type Float Vdc
Gel U.S.A 13.7
A.G.M 1 13.4
A.G.M 2 13.7
Sealed Lead Acid 13.6
Gel Euro 13.8
Open Lead Acid 13.3
Calcium 13.6
De-sulphation 15.5 for 4hrs
Remote Control Yes. Optional
Bypass & Protection
Input Voltage Waveform Sine wave (Grid or Generator)
Nominal Voltage 220Vac
Low Voltage Trip 184V/140V±4%
Low Voltage re engage 194V/150V±4%
High Voltage Trip 253V/270V±4%
High Voltage re engage 243V/260V±4%
Max Input AC Voltage 280VAC
Nominal Input Frequency 50Hz or 60Hz (Auto detect)
Low Freq Trip Narrow: 47±0.3Hz for 50Hz, 57±0.3Hz for 60Hz Wide:40±0.3Hz for 50Hz/60Hz
Low Freq re engage Narrow: 48±0.3Hz for 50Hz, 58±0.3Hz for 60Hz Wide:42±0.3Hz for 50Hz/60Hz
High Freq Trip Narrow: 55±0.3Hz for 50Hz, 65±0.3Hz for 60Hz Wide: 70±0.3Hz for 50Hz/60Hz
High Freq re engage Narrow: 54±0.3Hz for 50Hz, 64±0.3Hz for 60Hz Wide: 68±0.3Hz for 50Hz/60Hz
Output Short circuit protection Circuit breaker
Bypass breaker rating 63A
Transfer switch rating 80amp for UL
Max bypass current 80amp
Mechanical Specification
Mounting Wall mount
Inverter Dimensions(L*W*H) 588*415*200mm
Inverter Weight 66KG
Shipping Dimensions(L*W*H) 750x520x310mm
Shipping Weight 68KG
Display Status LEDs / Status LEDs+LCD
Standard Warranty 1 Year
WeightN/AN/A10 kgN/AN/AN/A
DimensionsN/AN/AN/AN/AN/AN/A
Additional information
Weight 10 kg
Sold000000
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