iPhone 12MINI Diagnosable Battery

1、Professional Phone battery Manufacturer

ESC is one-stop li-ion polymer battery manufacturer with over 10 years experienced R&D team. We specialize in mobile phone battery,tablet battery,laptop battery,such as Apple,Samsung, Huawei Xiaomi,Oppo and so on. We are committed to supporting chain repair shops,wholesaler and refurbished factory across the world. Fully automatic production line with excellent crafts,Strict quality control,Well-known brand raw material from public company make our battery defective rate less than 0.1%. We always strive for the hassle-free customer service to reach the win-win cooperation.

ESC - Professional Phone Battery Manufacturer | OEM/ODM Services Since 2015 Year

As a leading lithium-polymer battery manufacturer with 10+ years of expertise, ESC provides certified batteries for smartphones, tablets, and laptops, including Apple iPhone/iPad, Samsung Galaxy, Huawei, Xiaomi, Oppo, and other major brands.

Core Capabilities:
✅ 100% Automatic Production – State-of-the-art automated production lines ensure precision and scalability.
✅ 0.1% Defect Rate – Rigorous QC with Grade-A materials (Samsung SDI/LG Chem cells).
✅ Global Compliance – CE/FCC/UL certified, RoHS compliant, and iOS health status compatible.
✅ Custom Solutions – Support branded packaging, capacity upgrades, and B2B bulk orders.

Serving:

Phone repair shops & refurbishment centers

Electronics wholesalers & distributors

Device recyclers & OEM partners

Why Choose ESC?
�� 10,000+ Cycle Lifespan – Batteries retain 85% capacity after 2 years.
�� 24/7 Global Support – Warehouses in EU/US/Asia for fast lead times.
�� Hassle-Free Replacement – Plug-and-play designs with no soldering required.

 

2、Why choose ESC Battery?

Increase your sales turnover through offering competitive factory price, build end customers trust through offering high quality products, save your money and time through our strong and stable supply chain.                                       

✅ Global Certifications Guaranteed
ISO 9001 | CE | RoHS | FCC | IEC 62133 | PSE | REACH | UL 2054 | MSDS | UN38.3

✅ Precision Manufacturing

3+ fully automated production lines

AI-powered defect detection (≤0.1% defect rate)

Grade-A materials (Samsung SDI/LG Chem cells

✅ Risk-Free Business Model

12-month warranty (no return required)

100% pre-shipment capacity & safety testing

MOQ 100pcs for OEM/ODM orders

 Engineering Expertise

10-year R&D team for custom solutions (capacity/size/OS compatibility)

Technical support for iOS health reset & Android calibration

3、ESC iPhone Battery Advantage

1、Less 1% defective rate from end user

2、Brand new TI ,ZY,1:1 chips as well as original flex ,Normal and higher capacity

3、Long stand-by and on-talk time without anxiety when stay outside

4、ESC free nice Package save your invest on brand

5、The most cost effective prices support you make market bigger

4、iPhone Battery Parameter

100% Brand NEW iPhone Battery
Specification	Compatible model	iPhone  Battery
	Battery Type	Li-ion battery
	Battery Cell	Pure Cobalt,brand new cell
	Capacity	4000mAh
	Standard Voltage	3.87V
	Cycle Time	Over 800 times
	Charging Time	1-3hours
	Standby Time	3-7days
	Certification	CE FCC Rohs MSDS UN38.3 PSE KC IEC62133 TISI etc.
	Material	Eco-friendly, pure cobalt
Safety	Warranty	12months
	Protection	PCM Board provides protection against over-charge, over-discharge, short-circuit to ensure the safety
Terms&Condition	MOQ	20pcs
	Payment Terms	TT/Western Union/ L/C, Paypal, Money Gram/Credit card
	Port	Shenzhen
OEM	Customized your brand on battery and Package
	Welcome to be the agent of ESC brand
Working Temp	(-10~50°C)

5、iPhone Battery Certificates

 

ISO9001,CE,ROHS,FCC,IEC62133,PSE,REACH,UL2054,MSDS,UN38.3 etc.

 

6、Phone Battery FAQ

 

1.Are you the factory OR trader

Yes, offering you factory prices and quality guarantee with long history and  professional team in Shenzhen

2. What kind of phone battery you produce?

We produce almost all the phone batteries for Samsung, GOOGLE, Apple, Motorola, LG, HUAWEI,Nokia,OPPO, ONEPLUS, VIVO, XIAOMI,REALME,WIKO,SONY etc.as well as tablet and laptop battery.

3. How is the quality of your battery?

Original quality with 100% & 100%+ capacity over 800 cycle times .Defective rate is less 1% from end user,almost no complain.

4. What is your minimum order quantity (MOQ)?

MOQ is 100pcs mixed models,mainly focus on wholesalers,no retail

6. Can we get your sample battery before order?

Of course. We provide free sample to test for the wholesale clients

7. Do you accept OEM order with my own logo ?

Yes, we can customized both your logo on battery and package.Flexiable qty and leadtime

8.How is your after sales service?

12 months Warranty,Send new replacements with next order to you when have complain ,no need return damaged battery.

9.what shipping method you have and how long it takes?

Air shipment ,UPS &DHL,3-6days delivered;Clear custom or not clear depends on you

Sea shipment:20-40days

Train shipment:30-35days

Car shipment:20-25days