The Optimus 4500+ Inverter with 4x Inverlast ILTT 28060 Batteries pairs a 4 kVA pure sine wave inverter (48V system) with 4 x Inverlast ILTT 28060 (250Ah tubular battery) as a ready-to-use home, shop and office power backup combo.

What to consider

This product combines an inverter with a matched battery for backup power. The practical decision is the relationship between expected load, runtime, battery technology, electrical system compatibility, warranty and the physical space available for installation.

Good to know (for buyers)

Inverter and battery(ies) are supplied together as a combo; battery warranty is a free-replacement period followed by a pro-rata period where listed.
Tubular battery — needs periodic distilled-water top-up; keep the battery upright and ventilated.
Prices are as listed on Luminous India; confirm current pricing and availability before you buy.

For retailers & quoting

Inverter and battery(ies) are supplied together as a combo; battery warranty is a free-replacement period followed by a pro-rata period where listed.
Tubular battery — needs periodic distilled-water top-up; keep the battery upright and ventilated.
Prices are as listed on Luminous India; confirm current pricing and availability before finalising a purchase or quote.
Confirm live stock, current pricing and exact SKU details before issuing a quote.

Inverter Model	Optimus 4500+
Inverter Technology	Pure Sine Wave
Inverter Capacity	4 kVA
System Voltage	48V
Digital Display	Yes
Inverter Warranty	36 months
Inverter Weight	33.3 kg
Inverter Dimensions	30 x 36.7 x 42.9 cm
Battery Model	Inverlast ILTT 28060
Battery Technology	Tubular Battery
Battery Capacity	250Ah
Battery Quantity	4
Batteries Supported By Inverter	4
Battery Warranty	60 months
Battery Weight Each Filled	70.5 kg (±5%)
Battery Dimensions	50.2 x 19.1 x 44 cm
Trolley Included	Not stated
Price Inr	₹1,30,095
Mrp Inr	₹1,53,190
Discount Percent	15%