Off-Grid Solar Inverter (MPPT) – Industrial

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The Off-Grid Solar Inverter (MPPT) – Industrial by Lento Industries Private Limited is engineered to provide reliable and uninterrupted power for demanding industrial operations. Designed with advanced MPPT technology, it ensures maximum solar energy conversion efficiency, optimizing power generation even under variable sunlight conditions. This inverter is built to support heavy-duty loads, making it ideal for factories, workshops, and remote industrial units. Compatible with tubular batteries, SMF batteries, and lithium batteries, it offers stable power output and long service life. As a leading solar inverter manufacturer, OEM supplier, exporter, and trusted B2B energy partner, Lento delivers robust and efficient energy solutions that combine superior performance with intelligent design—empowering industries to achieve energy independence and sustainability.

Key Features

Wide LCD display for clear, user-friendly system monitoring
Smart load sharing for optimized power distribution
Optional monitoring and data logging for advanced system insights
Selectable charging current — High and Normal charging modes
Solar priority charging with PV availability indication on LCD
Front-panel control switches with LCD status feedback
Full protections: MCB trip, overload, short circuit, low battery, and over-temperature with buzzer and display alerts
No-load auto shutdown for energy saving
Enhanced solar power utilization during charging and backup operation
PV reverse polarity protection indication on display
Supports deep discharge charging from AC mains and solar
Silent UPS operation with no humming noise
Real-time AC mains and battery voltage display
Dual operating modes — EC / QC
Grid bypass option for maintenance and flexibility
Optional SNMP & GPRS communication for remote network monitoring
Available in 3.5 kVA, 5 kVA, 7.5 kVA, and 10 kVA models

Applications

Residential solar and backup power systems
Homes, villas, and apartment complexes
Small and medium offices
Retail shops and commercial outlets
Banks and financial institutions
Schools and educational campuses
Clinics and healthcare centers
Telecom and networking equipment backup
Remote monitoring power systems (SNMP/GPRS enabled setups)
Rural and off-grid solar projects
Service centers and field offices
Small industries and workshops requiring reliable backup power

Available Variants

3.5 KVA / 48 VDC
5 KVA / 48 VDC
5 KVA / 96 VDC
7.5 KVA / 96 VDC
7.5 KVA / 120 VDC
10 KVA / 120 VDC
10 KVA / 180 VDC

Technical Specification

Model Name	Units	ESI 4000	ESI 5500	ESI 6000	ESI 8000	ESI 10000	ESI 11000
System rating	VA	3500	5000	5000	7500	10000	10000
Full Load Input Current ±2A	Amp	63	104	50	75/63	77	48
Operating DC voltage	Volts	48	96	96/120	97	192	192
Maximum Solar PV Power	Vdc	75/90	75/90	180	180	180/235	300
Maximum Solar array power	Wp	3500	5000	5000	7500	10000	10000
Max PV modules	Nos	14	16	20	30	30	40
Modules in series	Nos	2	2	4	4/5	5	8
Parallel strings	Nos	7	8	5	6	6	5
Max current rating of SCC	Adc	50.0	70.0	50.0	70/50	70.0

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