Luminous Optimus 3800 Pure Sine Wave IPS Inverter (36V) in Bangladesh â Buy Online at airDeal!
Ensure uninterrupted and stable power backup with the Luminous Optimus 3800 Pure Sine Wave IPS Inverter (36V), now available in Bangladesh at airDeal! Designed for homes, offices, and commercial spaces, this high-performance IPS delivers pure sine wave output, protecting appliances from voltage fluctuations. With fast battery charging, energy-efficient operation, and long backup time, it is ideal for handling heavy electrical loads during power outages. If you need a reliable and durable inverter, the Luminous Optimus 3800 is the perfect choice. Order now from airDeal at the best price with fast delivery!
- Brand: LUMINOUS
- Model: Optimus 3800
- Made in: India
- Capacity: 3500VA
- Rated Power-2800 Watt
- Battery: 12V*3 = 36 Volts
- Technology- Pure Sine Wave Technology
- Net weight: 31.5kg
- Warranty: 2Years

- Capacity- 3500 VA, Maximum bulb load- 2800 W
- Technology- Sine Wave Technology
- No of battery supported- Three Batteries (12V each)
- Informative Advanced LCD Display shows real time statistics of battery performance along with unique indication like. backup and charging time, along with Eco/UPS Mode
- Charging current: User can choose charging current between 8A-21A, for optimized performance
- Optimized performance: User can choose output voltage between 200V-240V, to optimize between longer backup time and performance
- Fast battery charging: Low voltage battery charging begins from 95V and fast charging from 135V input supply
- Mode selector: Eco and UPS mode available
- Complete safety for your home with protection features and alarms on short circuit, overload, over temperature and low battery
- Safety for your equipment as it supplies grid like power to the connected load
- Supports all Battery types (Flat, Tubular and SMF) and all battery capacities (80Ah-250Ah)
Reference Load Chart Optimus 3800
APPLIANCES/ELECTRONICS | NO. OF APPLIANCES USED AT THE TIME OF POWER CUT |
---|
| A | B |
LED TV 40âŗ | 2 | 2 |
LED Bulb 9W | 25 | 26 |
LED Tubelight 18W | 24 | 25 |
Fans | 20 | 25 |
Fridge (250 Litre) | 0 | 0 |
AC (1.5 Tonne) | 0 | 0 |
Total Watt (Consumption) | 2500 | 2700 |
Back Up time at 75% of backup load
Battery | Backup for 2500W | Backup for 2700W |
200Ah Rating | 120 Min | 90 Min |
Consideration
- Power Watt considered â LED TV 40â- 75W, Fan 1200mm â 80W, Refrigerator â 200W, AC 1.5 Tone â 2000W
- Recommended running load should be at 75% of peak load
- Kindly check the rated power consumption of your appliances before selecting the Home UPS
Furthermore, This Power Consumption Calculator will help you to know the exact total load requirements for your property!

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Product Installation and Usage
For product installation and usage details refer to the product Manual downloadable by scanning the QR code on the front panel of inverter using any QR