Published May 12, 2026 · 3 min read

Inverter batteries - Overview

Inverter batteries are rechargeable power storage units that supply electricity during power cuts by working with an inverter to run essential home or office appliances. People look for them to ensure uninterrupted backup, better energy efficiency, and reliable performance. The main types include flat plate batteries, which offer quick charging and are budget-friendly, and tubular batteries, known for longer backup and higher durability, making them suitable for frequent and heavy usage. You can now make your purchase even more affordable by combining brand discounts, dealer offers, and EMI options—all in one place to save more and shop smarter with better value. 


Explore inverters at any of Bajaj Finserv’s 1.5 lakh partner stores in 4,000 cities in India. Choose your ideal model, pay with Easy EMIs, and enjoy zero down payment on select deals. Simply check your loan eligibility now and bring home your desired product without worrying about overspending.

What are flat plate batteries

Flat plate batteries are a type of lead-acid inverter battery designed with flat, rectangular lead plates that store and deliver electrical energy efficiently. They are commonly used for short to medium power backup needs in homes and small offices. These batteries are known for quick charging, compact design, and affordability, making them a popular choice for basic inverter setups.


  • Home inverter backup: Used to power essential appliances like fans, lights, and TVs during power cuts
  • Small office use: Suitable for running basic equipment such as computers and routers
  • Quick charging applications: Ideal where frequent charging and short backup cycles are needed
  • Budget-friendly power solution: Preferred for users looking for cost-effective backup options
  • Low maintenance usage: Easy to maintain compared to advanced battery types
  • Light to moderate load support: Best suited for areas with short or infrequent power outages

What are tubular batteries

Tubular batteries are advanced lead-acid inverter batteries designed with tall, tubular-shaped plates that hold more electrolyte, allowing them to deliver longer backup and better durability. They are widely used for heavy-duty and long-duration power backup needs in homes, offices, and commercial spaces. Compared to flat plate batteries, they are more efficient for frequent power cuts and long usage cycles.
 

  • Home inverter backup: Provides long-lasting power for fans, lights, TVs, and other essential appliances
  • Office and commercial use: Suitable for computers, routers, and equipment requiring continuous power supply
  • Long power outage areas: Ideal for regions with frequent and extended electricity cuts
  • Heavy load support: Can handle higher energy demands compared to flat plate batteries
  • Solar power systems: Commonly used in solar setups for efficient energy storage
  • Durability-focused usage: Built for longer lifespan and repeated deep discharge cycles, making them reliable for long-term use

Tubular and flat plate battery - Key differences

Flat plate batteries are budget-friendly and suitable for short backup needs, while tubular batteries are designed for longer life and heavy-duty power backup applications.

 

FeatureTubular batteryFlat plate battery
DesignTubular positive platesFlat pasted plates
Backup performanceBetter for long power cutsSuitable for short backup needs
LifespanLonger overall lifeShorter compared to tubular
Charging efficiencyGood charging retentionFaster charging in some cases
MaintenanceLower maintenance in many modelsMay need more regular upkeep
Heat toleranceBetter for Indian hot climatesModerate heat tolerance
DurabilityStrong for frequent cycling useBest for moderate usage
Best use caseHomes with long outagesHomes with limited outages
PriceHigher upfront costMore budget-friendly
Typical price rangeRs. 9,000 – over Rs. 18,000Rs. 7,000 – over Rs. 14,000

Disclaimer: Each model's features, availability, and pricing are subject to change and may vary. For the most accurate and up-to-date information, please visit the official website.


Before you decide, explore the latest offers. You may find a great deal on a model that matches your needs.

Get electronics and appliances on Easy EMIs with Bajaj Finserv

Upgrading your home with the latest electronics and appliances is now easier and more affordable with Bajaj Finserv’s flexible financing options. Follow these steps to get started:
 

  • Explore products on Bajaj Mall: Browse a wide range of electronics and appliances from trusted brands. Compare features like energy ratings, storage capacity, performance settings, and design to choose the right product for your home.
  • Visit a partner store: Once you shortlist a model, step into any of Bajaj Finserv’s 1.5 lakh partner stores across 4,000 cities in India. See the product in person, talk to experts, and make a confident decision.
  • Choose the Easy EMI Loan option: At checkout, select the Bajaj Finserv Easy EMI Loan. Avail financing of up to Rs. 5 lakh and split the cost into convenient monthly instalments. Some products also come with a zero down payment option.
  • Check your loan eligibility online: Plan better by checking your loan eligibility in minutes. Simply enter your mobile number and OTP to know your pre-approved limit.
  • Use the EMI Network Card for purchases up to Rs. 3 lakh: Already own the Bajaj Finserv EMI Network Card? Use it for instant, paperless checkout and convert your purchases of up to Rs. 3 lakh into Easy EMIs.

Frequently asked questions

Can I buy an inverter on EMI?

Yes, you can easily bring home your preferred inverter using Bajaj Finserv’s Easy EMI options. Whether you already have the EMI Network Card or are new to it, here is how to begin:
 

If you have the Bajaj Finserv EMI Network Card:

  • Explore inverter on Bajaj Mall: Choose from a wide range of reliable inverters designed for home and small office backup needs
  • Visit a partner store: Check out the product in person at any of Bajaj Finserv’s 1.5 lakh partner stores across 4,000 cities in India.
  • Use your EMI Network Card at checkout: Convert the cost into Easy EMIs that fit your monthly budget.
  • Zero down payment on select models: Take your chosen inverter home without paying anything upfront.
     

If you do not have an EMI Network Card:

Check your Insta EMI Card eligibility online using your mobile number and OTP. If you are eligible, apply instantly and enjoy a smarter, more affordable way to buy your inverter on Easy EMIs.

Can I use a tubular battery with a normal inverter?

Yes, tubular batteries can be used with most normal home inverters as they are compatible with standard inverter systems. They may take slightly longer to charge, but they provide better backup time and durability compared to flat plate batteries, making them suitable for regular household use.

Which battery is safer for indoor use?

Both flat plate and tubular batteries are safe for indoor use if properly maintained and installed in a ventilated area. However, sealed or low-maintenance tubular batteries are often preferred for homes because they emit fewer gases and offer better long-term reliability during continuous usage.

Does a flat plate battery charge faster than a tubular one?

Yes, flat plate batteries generally charge faster than tubular batteries because they have simpler plate design and lower electrolyte capacity. However, tubular batteries charge more slowly but store energy more efficiently, offering longer backup duration and better performance during frequent power cuts or heavy usage.

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Disclaimer

1. Bajaj Finance Limited (“BFL”) is a Non-Banking Finance Company (BAJAJ FINANCE) and Prepaid Payment Instrument Issuer offering financial services viz., loans, deposits, Bajaj Pay Wallet, Bajaj Pay UPI, bill payments and third-party wealth management products. The details mentioned in the respective product/ service document shall prevail in case of any inconsistency with respect to the information referring to BFL products and services on this page.

2. All other information, such as, the images, facts, statistics etc. (“information”) that are in addition to the details mentioned in the BFL’s product/ service document and which are being displayed on this page only depicts the summary of the information sourced from the public domain. The said information is neither owned by BFL nor it is to the exclusive knowledge of BFL. There may be inadvertent inaccuracies or typographical errors or delays in updating the said information. Hence, users are advised to independently exercise diligence by verifying complete information, including by consulting experts, if any. Users shall be the sole owner of the decision taken, if any, about suitability of the same.