Why Choose our iPhone 14 Diagnostic Battery?
We are a professional lithium battery manufacturer providing factory-direct supply, OEM/ODM customization, stable quality control, and bulk battery solutions for global repair businesses, distributors, and electronic service providers.
Factory Direct Battery Supply
Factory-direct manufacturing ensures competitive wholesale pricing, stable production capacity, and reliable long-term supply for global repair businesses.
OEM & Custom Battery Solutions
Support OEM logo printing, customized packaging, private-label branding, barcode labels, and tailored battery solutions for distributors and brands.
Reliable Quality Control
Every battery undergoes capacity testing, voltage verification, charging and discharging tests, safety inspection, and final quality control before shipment.
Professional Repair Market Support
Designed specifically for smartphone repair shops, refurbishment companies, wholesalers, distributors, and aftermarket service providers.
Global Shipping Capability
Professional export packaging and worldwide logistics support with the required battery transportation documents for international markets.
Quick Specifications
| Item | Specification |
|---|---|
| Battery Type | Lithium-ion Polymer Battery |
| Compatible Model | iPhone 14 |
| Capacity | 3279mAh |
| Nominal Voltage | 3.87V |
| Energy | 12.69Wh |
| Battery Model | iPhone 14 Diagnostic Battery |
| Battery Application | Smartphone Replacement Battery |
| Quality Control | Capacity Test / Charging Test / Safety Inspection |
| Certification | CE, RoHS, UN38.3 (Available) |
| MOQ | Negotiable |
| Lead Time | 7–15 Working Days (Depending on Quantity) |
| Warranty | 12 Months |
| Shipping Method | Air Freight / Express / Sea Shipping |
What Is the iPhone 14 Diagnostic Battery?
The iPhone 14 Diagnostic Battery is a high-quality lithium-ion replacement battery designed for smartphone repair professionals and refurbishment businesses. It provides stable power performance with a 3279mAh capacity and a nominal voltage of 3.87V. Manufactured under strict quality control, this replacement battery supports OEM supply, wholesale purchasing, and customized battery solutions for global repair channels.
Key Features
1. Diagnostic Battery Compatibility
Designed specifically for iPhone 14 repair and replacement applications with excellent compatibility.
2. Stable Lithium Battery Performance
High-quality lithium-polymer cells provide reliable capacity, stable voltage output, and consistent charging and discharging performance.
3. Professional Repair Solution
Ideal for smartphone repair shops, refurbishment companies, mobile device service providers, and electronics distributors.
4. OEM & Bulk Supply Support
Supports wholesale purchasing, OEM branding, private-label packaging, and customized battery solutions for B2B customers.
5. Strict Quality Inspection
Every battery is tested for voltage, capacity, charging performance, safety, and overall functionality before shipment.
Compatible Models
| Device Model | Battery Type | Capacity |
|---|---|---|
| iPhone 14 | Diagnostic Lithium Battery | 3279mAh |
Applications
Smartphone Repair & Replacement Market
This iPhone 14 diagnostic battery is widely used for:
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Mobile phone repair shops
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Smartphone refurbishment businesses
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Electronics distributors
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Replacement battery wholesalers
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OEM/private-label battery brands
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Aftermarket repair service providers
iPhone 14 Original Battery vs Replacement Battery Comparison
| Comparison | Original Battery | AOVOLT Replacement Battery |
|---|---|---|
| Battery Type | Lithium-ion Polymer | Lithium-ion Polymer |
| Application | iPhone 14 Factory Battery | iPhone 14 Repair Replacement |
| Capacity | 3279mAh | 3279mAh |
| Voltage | 3.87V | 3.87V |
| Supply Channel | Device Manufacturer | Factory Direct Supplier |
| MOQ | Limited Availability | Flexible Wholesale MOQ |
| Customization | Not Available | OEM Label & Packaging Support |
| Quality Control | Factory Standard | Capacity & Safety Testing |
| Business Usage | Individual Replacement | Repair Shops & Distributors |
FAQ
1. What battery model is compatible with this replacement battery?
This diagnostic battery is designed specifically for iPhone 14 replacement applications.
2. What is the capacity of the iPhone 14 replacement battery?
The battery has a capacity of 3279mAh, a nominal voltage of 3.87V, and an energy rating of 12.69Wh.
3. Is this battery suitable for repair shops?
Yes. It is designed for professional repair shops, refurbishment companies, smartphone service providers, and electronics distributors.
4. Do you provide wholesale battery supply?
Yes. We support bulk orders for distributors, repair channels, wholesalers, and other B2B customers worldwide.
5. Can you provide OEM branding?
Yes. We provide OEM/ODM services including custom logos, labels, packaging, private-label branding, and customized battery solutions.
6. How do you ensure battery quality?
Each battery undergoes capacity testing, voltage testing, charging and discharging verification, safety inspection, appearance inspection, and final quality control before shipment.
7. What certifications are available for the battery?
Available certifications include CE, RoHS, and UN38.3, with additional documentation provided according to customer and destination market requirements.
8. What is the minimum order quantity?
MOQ is flexible and can be negotiated based on order quantity, customization requirements, and project needs.
9. How long is the delivery time?
The standard production lead time is 7–15 working days, depending on order quantity and customization requirements.
10. Do you ship internationally?
Yes. We provide worldwide shipping through express delivery, air freight, and sea freight, supported by professional export packaging and international logistics services.















