India’s Biggest Mobile
Battery Brand
India’s Biggest Mobile
Battery Brand

OnePlus BLPA33 Battery for OnePlus Ace 3, 12R – 5500mAh

Brand: MT Star, Quality Beyond Comparison

About 5500mAh (2 x 2750mAh dual-cell) replacement battery for the OnePlus Ace 3 and OnePlus 12R (battery model BLPA33). BIS certified, original-size fit, made by MT Star.

About this Product

Repair shops trust the MT Star BLPA33 for the OnePlus Ace 3 and OnePlus 12R: a about 5500mAh (2 x 2750mAh dual-cell) cell made to the original dimensions, so it fits cleanly and charges like new.

Compatible models

  • OnePlus Ace 3
  • OnePlus 12R

OnePlus BLPA33 battery specifications

Battery model BLPA33
Compatible devices OnePlus Ace 3, OnePlus 12R
Capacity 2 x 2750mAh dual-cell, 7.82V (about 5500mAh)
Charge voltage limit 9.0V
Battery type Rechargeable lithium-ion polymer
Certification BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017
Series MT Star Premium Series

Signs your OnePlus Ace 3 needs a new battery

  • The battery drains much faster than it used to
  • The phone shuts down suddenly at 10-30% charge
  • The device gets hot while charging or during normal use
  • The battery percentage jumps or drops unexpectedly

Why choose MT Star

MT Star supplies batteries for hundreds of phone models to distributors and repair shops across India. Our cells use the original form factor and connector, carry BIS certification, and come with easy returns for any manufacturing defect.

  • BIS certified
  • Original size & connector
  • Easy returns

Frequently asked questions

Which phones does the BLPA33 battery fit?

The MT Star BLPA33 battery fits the OnePlus Ace 3 and OnePlus 12R.

What is the capacity of this OnePlus Ace 3 battery?

This MT Star replacement battery has a capacity of about 5500mAh (2 x 2750mAh dual-cell).

Is the MT Star BLPA33 battery safe?

Yes. It's certified under BIS IS 16046 (Part 2): 2018 and IEC 62133-2: 2017 and is made to the original size and connector.

How should I charge a new replacement battery?

Use a good-quality charger suited to your phone. After fitting, charge it fully and use it normally for the first few cycles so the battery indicator calibrates.

Can I buy MT Star batteries in bulk?

Yes. MT Star supplies distributors and repair shops across India. Contact us to become a distributor.