Free Shipping on All Orders Standard Delivery Within 5–7 Days For Service/Customer Care 9311369797
Free Shipping on All Orders Standard Delivery Within 5–7 Days For Service/Customer Care 9311369797

Invertek Rapid+ 1150/12V 1050VA | 840W | Pure Sine Wave Solar Inverter

The Rapid+ 1150/12V is an 1050VA / 840W pure sine wave inverter for a 1BHK flat: fans, LED lights, a TV and a router on a single 12V battery. It runs on one 12V battery and has an electronic resettable fuse.

  • 1050VA / 840W, 12V battery system
  • Built-in Solar Charge Controller (30A)
  • Pure sine wave output, LCD display, automatic bypass
  • Works with tubular, SMF, gel and LiFePO4 batteries
  • 3-year (36-month) warranty and free shipping
  • Sold without battery

Original price was: ₹7,590.00.Current price is: ₹5,234.00.

Invertek Rapid+ 1150/12V: a 1050VA pure sine wave inverter for 1BHK flats

The Rapid+ 1150/12V is an 1050VA / 840W pure sine wave inverter for a 1BHK flat: fans, LED lights, a TV and a router on a single 12V battery. Invertek's Mega+ range also has a 1150/12V, so check the series name before you compare specs; this page covers the Rapid+ model.

If you work from home on a laptop or want extra headroom, the Rapid+ 1150/12V (900VA) is the next step. For a 2BHK, start at the Rapid+ 1250/12V (1050VA).

What a 800VA / 640 W inverter can run

The 640 W figure is a resistive (bulb load) rating. Motors such as fridge compressors and pumps draw a short surge when they start, so count them a little heavier. Typical draws are below; check the label on your own appliances.

ApplianceTypical running draw
Ceiling fan60–80 W (BLDC fan: 30–35 W)
LED bulb or tube9–20 W
32 to 43 inch LED TV40–100 W
Wi-Fi router and set-top box10–25 W
Laptop and phone chargers45–90 W
Desktop PC with monitor150–300 W

A working example: three fans (210 W), five LED lights (50 W), a 43-inch TV (80 W), a router (10 W) and a laptop (65 W) come to roughly 415 W, about 65% of the 640 W rating. As a rule of thumb, keep the continuous load below about 510 W, which is 80% of the rating.

It is not meant for air conditioners, geysers, induction cooktops, room heaters or irons. Those draw 1,000 W or more and need a larger inverter.

Battery options and backup time

The Rapid+ 1050/12V works with one 12V battery: tubular, TGEL, SMF, gel or LiFePO4 lithium. You can start with lead-acid and move to lithium later without replacing the inverter. The inverter is sold without a battery. A 12V 150Ah tubular battery is a common pairing at this size.

To estimate backup time, multiply battery volts by amp-hours, take about half of that as usable for a lead-acid battery, multiply by 0.85 for inverter losses, and divide by your load in watts. For a 12V 150Ah tubular battery (1,800 Wh) that works out to about 1.8 hours at 415 W and about 3.1 hours at 250 W. A 12.8V 100Ah LiFePO4 battery (assuming 90% usable) gives about 2.4 hours at 415 W. These are calculations with an assumed 85% inverter efficiency, not lab measurements; heavy loads, battery age and temperature all shorten real backup.

Rapid+ 1050/12V compared with nearby sizes

ModelRated capacityBattery voltageDisplaySuits
Rapid+ 950/12V (700VA)700VA / 560W12VLED1RK or compact 1BHK, tight budget
Rapid+ 1050/12V (this model)800VA / 640W12VLCD1BHK: fans, lights, TV, router
Rapid+ 1150/12V (900VA)900VA / 720W12VLCD1BHK: fans, lights, TV, router, laptop
Rapid+ 1250/12V (1050VA)1050VA / 840W12VLCD2BHK: fans, lights, TV, computer

Warranty, delivery and support

The inverter carries a 3-year (36-month) warranty. Register it on the warranty registration page after installation. Shipping is free on all orders, with standard delivery in 5–7 days. If you are unsure about sizing, call 9311369797 before you order. Invertek Energy makes its UPS range at its ISO 9001:2015 certified factory in New Delhi. Other capacities are listed in the full pure sine wave home UPS range.

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Invertek Rapid+ 1150/12V 1050VA | 840W | Pure Sine Wave Solar Inverter

The Rapid+ 1150/12V is an 1050VA / 840W pure sine wave inverter for a 1BHK flat: fans, LED lights, a TV and a router on a single 12V battery. It runs on one 12V battery and has an electronic resettable fuse.

  • 1050VA / 840W, 12V battery system
  • Built-in Solar Charge Controller (30A)
  • Pure sine wave output, LCD display, automatic bypass
  • Works with tubular, SMF, gel and LiFePO4 batteries
  • 3-year (36-month) warranty and free shipping
  • Sold without battery

Original price was: ₹7,590.00.Current price is: ₹5,234.00.

Invertek Rapid+ 1150/12V: a 1050VA pure sine wave inverter for 1BHK flats

The Rapid+ 1150/12V is an 1050VA / 840W pure sine wave inverter for a 1BHK flat: fans, LED lights, a TV and a router on a single 12V battery. Invertek's Mega+ range also has a 1150/12V, so check the series name before you compare specs; this page covers the Rapid+ model.

If you work from home on a laptop or want extra headroom, the Rapid+ 1150/12V (900VA) is the next step. For a 2BHK, start at the Rapid+ 1250/12V (1050VA).

What a 800VA / 640 W inverter can run

The 640 W figure is a resistive (bulb load) rating. Motors such as fridge compressors and pumps draw a short surge when they start, so count them a little heavier. Typical draws are below; check the label on your own appliances.

ApplianceTypical running draw
Ceiling fan60–80 W (BLDC fan: 30–35 W)
LED bulb or tube9–20 W
32 to 43 inch LED TV40–100 W
Wi-Fi router and set-top box10–25 W
Laptop and phone chargers45–90 W
Desktop PC with monitor150–300 W

A working example: three fans (210 W), five LED lights (50 W), a 43-inch TV (80 W), a router (10 W) and a laptop (65 W) come to roughly 415 W, about 65% of the 640 W rating. As a rule of thumb, keep the continuous load below about 510 W, which is 80% of the rating.

It is not meant for air conditioners, geysers, induction cooktops, room heaters or irons. Those draw 1,000 W or more and need a larger inverter.

Battery options and backup time

The Rapid+ 1050/12V works with one 12V battery: tubular, TGEL, SMF, gel or LiFePO4 lithium. You can start with lead-acid and move to lithium later without replacing the inverter. The inverter is sold without a battery. A 12V 150Ah tubular battery is a common pairing at this size.

To estimate backup time, multiply battery volts by amp-hours, take about half of that as usable for a lead-acid battery, multiply by 0.85 for inverter losses, and divide by your load in watts. For a 12V 150Ah tubular battery (1,800 Wh) that works out to about 1.8 hours at 415 W and about 3.1 hours at 250 W. A 12.8V 100Ah LiFePO4 battery (assuming 90% usable) gives about 2.4 hours at 415 W. These are calculations with an assumed 85% inverter efficiency, not lab measurements; heavy loads, battery age and temperature all shorten real backup.

Rapid+ 1050/12V compared with nearby sizes

ModelRated capacityBattery voltageDisplaySuits
Rapid+ 950/12V (700VA)700VA / 560W12VLED1RK or compact 1BHK, tight budget
Rapid+ 1050/12V (this model)800VA / 640W12VLCD1BHK: fans, lights, TV, router
Rapid+ 1150/12V (900VA)900VA / 720W12VLCD1BHK: fans, lights, TV, router, laptop
Rapid+ 1250/12V (1050VA)1050VA / 840W12VLCD2BHK: fans, lights, TV, computer

Warranty, delivery and support

The inverter carries a 3-year (36-month) warranty. Register it on the warranty registration page after installation. Shipping is free on all orders, with standard delivery in 5–7 days. If you are unsure about sizing, call 9311369797 before you order. Invertek Energy makes its UPS range at its ISO 9001:2015 certified factory in New Delhi. Other capacities are listed in the full pure sine wave home UPS range.

No reviews to show

Subscribe to Our Newsletter

Get the latest updates on new products, offers, and power tips.