Models: EB-BF936ABY main battery / EB-BF937ABY sub battery | Combined capacity: 4,400mAh
Delivery: Cash on Delivery across Pakistan | Order: BatteryBank.com.pk
Quick Details
- Original Samsung Galaxy Z Fold 4 replacement battery
- Main and sub battery units
- Combined capacity of 4,400mAh
- Good battery health
- Good battery backup
- Tested before sending
- Testing video shared on WhatsApp
- Cash on Delivery available
Battery Backup Time
- Mixed daily use: Around 11–12 hours
- Heavy use on the inner screen: Around 5–6 hours
- Active use on the outer screen: Around 7–8 hours
- Using internet on 4G or Wi-Fi: Up to 16 hours
- Watching videos: Up to 20 hours (Offline)
- Phone calls on 4G: Up to 39 hours
Your actual battery time may be different. It depends on screen brightness, network signals, background apps, and your phone’s condition.
What You Get
The Galaxy Z Fold 4 has two batteries inside:
- Main battery: EB-BF936ABY
- Sub battery: EB-BF937ABY
Together, they give a total capacity of 4,400mAh.
With normal use and good charging habits, this battery can last about two years. Your phone’s condition also matters.
Avoid Cheap Copy Batteries
In Pakistan, many shops sell fake batteries in the name of ‘original’. You pay full price, but get a cheap copy that doesn’t last.
These copies drain fast, overheat, or stop working within weeks. Then you have to spend again.
At Battery Bank, we check the battery voltage and charging before sending it to you. A testing video of the actual battery is shared with the customer on WhatsApp. So you know exactly what you’re getting.
Supported Variants
- SM-F936U1
- SM-F936W
- SM-F9360
- SM-F936U
- SM-F936B/DS
- SM-F936N
- SM-F936B
Please match your phone’s model number before ordering.
Installation
Please get the batteries changed by an expert mobile mechanic. The Z Fold 4 is delicate and has two batteries inside.
If opened or fitted the wrong way, you can damage the back panel, screen cables, or other parts.
Battery installation charges are separate.
Safety Note:
This is a lithium battery. Do not bend it, hit it with sharp things, or keep it in extreme heat. If you see swelling, unusual heat, or smell something strange, stop using the phone.
Why Buy From Battery Bank?
We are experts in mobile batteries. Every battery we send is tested for voltage and charging.
A testing video is shared with you on WhatsApp, so you can see the battery condition before delivery.
If the battery is dead when you receive it, we will replace it. Damage caused during fitting or rough use is not covered.
Order now from BatteryBank.com.pk. Cash on Delivery available all over Pakistan.”
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