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iPhone 14PROMAX Diagnosable Battery
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1、Professional Phone battery Manufacturer

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.

ESC iPhone Batteries: Premium Quality, Maximum Profit

Technical Excellence
✅ <1% Defect Rate – Industry-leading reliability backed by 10,000+ cycle testing.
✅ Genuine-grade components – TI/ST chips & 1:1 compatible FPC cables for seamless iOS integration.
✅ Extended performance – 30% longer standby time vs. generic batteries.

Customization & Value
�� Brand-ready packaging – Free custom logo printing & retail-ready designs (no MOQ).
�� Dominate your market – Wholesale pricing with 50% higher margins than competitors.

4、iPhone Battery Parameter


100% Brand NEW iPhone Battery

Specification

Compatible model

iPhone 14PROMAX Battery

Battery Type

Li-ion battery

Battery Cell

Pure Cobalt,brand new cell

Capacity

4323mAh

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)

Diagnostic Battery,no need welding,no need flex,no need flashing or programing
Compatiable with new iOS,like 18.5.1
Show Genuine parts &100% heath
NO unknow parts POP UP

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









Description
Quality Management Flowchart
Privacy Policy

1、Professional Phone battery Manufacturer

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.

ESC iPhone Batteries: Premium Quality, Maximum Profit

Technical Excellence
✅ <1% Defect Rate – Industry-leading reliability backed by 10,000+ cycle testing.
✅ Genuine-grade components – TI/ST chips & 1:1 compatible FPC cables for seamless iOS integration.
✅ Extended performance – 30% longer standby time vs. generic batteries.

Customization & Value
�� Brand-ready packaging – Free custom logo printing & retail-ready designs (no MOQ).
�� Dominate your market – Wholesale pricing with 50% higher margins than competitors.

4、iPhone Battery Parameter


100% Brand NEW iPhone Battery

Specification

Compatible model

iPhone 14PROMAX Battery

Battery Type

Li-ion battery

Battery Cell

Pure Cobalt,brand new cell

Capacity

4323mAh

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)

Diagnostic Battery,no need welding,no need flex,no need flashing or programing
Compatiable with new iOS,like 18.5.1
Show Genuine parts &100% heath
NO unknow parts POP UP

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




Our Factory

Shenzhen ESC has specialized in the manufacturing of power banks, magnetic power banks, and fast charger products for over 15 years, with its factory situated in Dongguan city. The company boasts a comprehensive and advanced design, research and development, production, and sales team, all of which are under internal control. The unique exterior design and the fast charging technology, which surpasses that of competitors, enable customers to experience a distinctive product performance and a premium taste. Presently, all ESC products are compatible with Qi 2/PD3.0/PPS/QC2.0/QC3.0/FCP/SCP/AFC/APPLE2.4A/SAMSUNG 20V2.5A/BC1.2 up to 140W protocols. The products are produced in strict accordance with the standardized system, from research and development, design, mold opening to injection molding and hardware injection. Additionally, a professional team, rigorous management, and excellent equipment ensure the high and stable quality that is returned to customers and end-users. OEM and ODM orders are accepted with a fast lead time and special design capabilities. We extend a warm welcome to friends from across the globe to visit, provide guidance, and engage in business negotiations. Our goal is to achieve leadership in the industry through relentless effort and continuous enhancement of super-fast charging technology.

Production Process 1
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Production Process 9

Our Certificates

Certificate Frame
Certificate 1
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Certificate 2
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Certificate 3
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Certificate 4

OEM & ODM Service Process

1

Confirm samples detailed with customers

2

Pay sample fee and mold opening fee (no need to open mold, no change)

3

Design logo and package for customers

4

Make samples for customers

5

Confirm Order details

6

Pay the order deposit (30%-50%)

7

Prepare customized material for mass production

8

Confirm bulk samples with customers

9

Customers pay the balance

10

Delivery

11

After-sales 2417

Tips to Choose the Good Quality Power Bank

Power Bank Selection: Assess Your Needs

The first step is to determine your power needs based on the devices you plan to charge. For high-demand devices (like laptops and tablets), choose a high-capacity power bank, such as 20,000mAh or 30,000mAh. For smartphones and smaller gadgets, a capacity of around 10,000mAh is usually enough.
1

Look for Fast Charging

Prioritize power banks that support fast charging technologies to save time. Look specifically for Power Delivery (PD) or Quick Charge (QC). These features allow compatible devices to charge much faster, significantly cutting down charging time.
2

Check Ports and Compatibility

Look at the number and type of output ports on the power bank. Most power banks have USB-A ports. If you need to charge modern devices (like laptops or new phones), make sure the power bank includes a USB-C (or other specialized) port. Multiple ports are essential if you need to charge several devices at the same time.
3

Evaluate Safety Features

Safety is crucial for any portable charger. Always look for power banks that include built-in safety mechanisms: • Overcharge protection • Short-circuit protection • Temperature control These features protect both your devices and the power bank while charging.
4

Consider Brand Reputation and Quality

Always select a power bank from a reputable brand known for quality and reliability. Trusted brands use premium components and conduct rigorous quality checks. This ensures excellent performance and durability, giving you a product that will last.
5

Think About Portability and Design

Consider the power bank's size, weight, and overall design. For travel or everyday carry, choose a model that is compact and lightweight enough to fit easily into your pocket or bag. You may also want features like sleek designs, LED indicators, or ergonomic shapes for better convenience.
6

Read Customer Reviews

Before you buy, make sure to read customer reviews and ratings. Real user experiences offer valuable insights into the product's performance, reliability, and durability that you won't find anywhere else.
7

Check Compatibility

Always confirm that the power bank is compatible with your devices. It must be able to support the specific charging requirements (voltage, current) of your smartphone, tablet, laptop, or any other gadget you intend to charge.
8

Compare Price and Warranty

Compare prices based on the features, capacity, and brand reputation. Find a power bank that offers a good balance between price and performance within your budget. Check the manufacturer's warranty. A longer warranty period is a strong indicator of the brand's confidence in its product quality.
9

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