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BLP791 4015mAh Replacement Battery for OPPO Mobile Phone

BLP791 4015mAh Replacement Battery for OPPO Mobile Phone






Why Choose BLP791 Replacement Battery from ESC

Professional Replacement Battery Manufacturer

ESC specializes in mobile phone replacement batteries for professional B2B markets. We supply repair shops, refurbishers, wholesalers and distributors requiring stable quality and long-term sourcing.

Reliable OPPO BLP791 Battery Supplier

As an experienced OPPO BLP791 battery supplier, ESC supports wholesale purchasing, repeat orders and mixed-model sourcing for mobile phone parts businesses worldwide.

4015mAh Typical Capacity

The BLP791 provides 4015mAh typical capacity with 3.87V nominal voltage, offering stable power performance for professional replacement and refurbishment applications.

Multi-Step Factory Quality Control

Each battery is inspected for capacity, voltage, internal resistance and aging performance before shipment to improve batch consistency and reduce quality risks.

OEM and Private Label Support

ESC supports OEM branding, customized packaging and private label projects for wholesalers, distributors and businesses developing their own replacement battery brands.

Global Wholesale Supply

International battery shipments can be arranged by air, sea or railway according to destination, order quantity and applicable lithium battery transportation requirements.

Quick Specifications

Specification Details
Product Type Replacement Battery
Battery Model BLP791
Cell Model 11CP5/63/84
Battery Chemistry Rechargeable Li-ion Polymer Battery
Typical Capacity 4015mAh
Rated Capacity 3920mAh
Nominal Voltage 3.87V
Typical Energy 15.53Wh
Rated Energy 15.17Wh
Limit Charge Voltage 4.45V
Defective Rate ≤1%
Lead Time 5–7 Days, subject to order confirmation
Warranty 12 Months
Certifications / Documents CE, PSE, IEC 62133, UN38.3, MSDS
MOQ Flexible MOQ; mixed-model orders available
OEM / Private Label Available
Shipping Methods Air, Sea, Railway
Target Buyers Repair Shops, Refurbishers, Wholesalers, Distributors

OPPO BLP791 battery supplier 4015mAh Li-ion polymer replacement battery wholesale

What Is the OPPO BLP791 Replacement Battery?

The BLP791 is a 4015mAh typical-capacity Li-ion polymer replacement battery designed for professional smartphone repair, refurbishment and wholesale supply. As an OPPO BLP791 battery supplier, ESC provides B2B buyers with factory QC, OEM support, mixed-model purchasing and reliable long-term battery sourcing.

Key Features

1. 4015mAh Typical Capacity

Provides 4015mAh typical capacity, 3920mAh rated capacity and 3.87V nominal voltage for stable replacement battery performance.

2. Rechargeable Li-ion Polymer Design

The rechargeable Li-ion polymer construction provides reliable energy output and consistent performance for professional repair applications.

3. 4.45V Charge Limit

Designed with a 4.45V limit charge voltage to match the electrical requirements of the BLP791 battery platform.

4. Factory Quality Testing

Capacity, voltage, internal resistance and aging performance are checked before shipment to help maintain consistent wholesale quality.

5. Wholesale and OEM Ready

Suitable for repair chains, refurbishment companies, wholesalers, distributors and private label battery projects.

Applications

Smartphone Repair Shops

Designed for technicians replacing aged, damaged or poor-performing batteries in compatible smartphones.

Smartphone Refurbishment

Suitable for refurbishment companies requiring consistent battery performance before devices are tested, graded and prepared for resale.

Mobile Phone Parts Wholesale

Provides wholesalers with a BLP-series replacement battery for supplying professional repair stores and regional resellers.

Repair Chain Supply

Suitable for repair chains requiring repeat purchasing, reliable specifications and consistent batch supply across multiple locations.

OEM and Private Label Projects

ESC supports customers developing their own replacement battery brands with customized packaging, labeling and long-term factory supply.

BLP791 Replacement Battery vs Original Battery

Comparison ESC BLP791 Replacement Battery Original Battery
Product Type Aftermarket replacement battery Factory-installed battery
Typical Capacity 4015mAh Original device specification
Rated Capacity 3920mAh Original device specification
Nominal Voltage 3.87V Original device specification
Battery Chemistry Li-ion Polymer Li-ion Polymer
Main Application Repair and refurbishment Original assembly / official repair
Wholesale Availability Available Limited through official channels
Mixed-Model Orders Supported Generally limited
OEM Branding Available Not available
Private Label Available Not available
B2B Supply Designed for wholesale purchasing Official-channel dependent
Warranty 12-month supplier warranty Subject to original service policy

Buyer Value

For Repair Shops

Maintain a reliable BLP791 replacement battery option for professional repairs while sourcing from a supplier focused on stable quality and after-sales support.

For Refurbishers

Use consistent battery specifications for refurbishment workflows where battery condition can affect device testing, grading and resale value.

For Wholesalers

Combine BLP791 with other OPPO battery models in mixed-model orders to simplify sourcing, inventory planning and supplier management.

For Distributors

Expand your mobile phone replacement battery catalog with an established BLP-series model supported by OEM and wholesale supply.

FAQ

  1. What is the capacity of the BLP791 replacement battery?

The BLP791 has a typical capacity of 4015mAh and a rated capacity of 3920mAh.

  1. What is the nominal voltage of the BLP791 battery?

The nominal voltage is 3.87V, with a limit charge voltage of 4.45V.

  1. What type of battery is BLP791?

BLP791 is a rechargeable Li-ion polymer battery designed for smartphone replacement and professional repair applications.

  1. What is the energy rating of the BLP791 battery?

The typical energy rating is 15.53Wh, while the rated energy is 15.17Wh.

  1. Are you an OPPO BLP791 battery supplier?

Yes. ESC is an OPPO BLP791 battery supplier serving repair shops, refurbishers, wholesalers and distributors with B2B battery solutions.

  1. Are you a replacement battery manufacturer?

ESC supplies mobile phone replacement batteries and supports wholesale, OEM and private label battery projects for professional B2B buyers.

  1. Can I buy BLP791 batteries wholesale?

Yes. Wholesale orders, repeat purchasing and mixed-model battery sourcing are supported according to customer requirements.

  1. What quality tests are performed before shipment?

Batteries are checked for capacity, voltage, internal resistance and aging performance before shipment to support consistent batch quality.

  1. Do you provide OEM and private label services?

Yes. OEM branding, customized packaging and private label solutions are available for qualified wholesalers and distributors.

  1. How can BLP791 batteries be shipped internationally?

Battery shipments can be arranged by air, sea or railway depending on destination, quantity and transportation requirements. UN38.3 and MSDS documentation can be provided for applicable shipments.

我们的工厂

自2016年以来,ESC一直为B2B买家提供更换电池和充电产品。我们为 iPhone、Android 手机、平板电脑和笔记本电脑提供 3,000 多种型号,最小起订量灵活,交货时间在 7 天内,客户报告的缺陷率低于 1%。自2022年起,我们开发了具有广泛协议兼容性和热控制能力的自模快充移动电源。 ESC 为品牌商、批发商、翻新商和维修连锁店提供 OEM/ODM、认证和生产服务。

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OEM 和 ODM 电池订购流程

  1. 01

    客户查询及需求确认

    确认电池型号、容量、数量、目标市场、认证和定制要求。

  2. 02

    报价

    根据产品规格、订单数量、包装和交货要求提供详细报价。

  3. 03

    定制详情确认

    确认定制标签、条形码、丝网印刷图稿、徽标印刷、包装和其他品牌细节。

  4. 04

    订单确认

    确定产品规格、数量、单价、付款条件、交货时间表和运输方式。

  5. 05

    押金支付

    客户支付约定的定金,以便安排材料和生产。

  6. 06

    生产安排

    安排材料准备、电池组装、质检、老化测试、包装和订单完成。

  7. 07

    余款支付

    客户在生产完成并确认订单详情后支付余款。

  8. 08

    发货

    根据目的地和订单要求,安排经批准的空运、海运、铁路或快递渠道发货。

  9. 09

    交付和收货跟进

    提供货运文件和跟踪信息,并跟进直至客户收到货物。

  10. 10

    24/7 售后支持

    交付后提供快速响应的技术援助、质量问题分析和售后解决方案。

如何选择可靠的更换电池供应商

在购买智能手机、平板电脑或笔记本电脑替换电池之前,评估电池质量、测试能力、组装细节、生产一致性和安装支持。

验证电池型号覆盖范围和兼容性

选择一家覆盖范围广泛的智能手机、平板电脑和笔记本电脑电池供应商。订购前请确认原始电池代码、设备型号、连接器位置、尺寸、额定电压和系统兼容性。

拥有已建立模型数据库的供应商可以减少错误发货、安装问题和兼容性相关的退货。

1

检查电池和电子元件的质量

电池质量始于原材料。询问供应商:

  • 电池制造商和等级
  • 实际电池容量
  • 电池循环寿命
  • PCB和保护芯片解决方案
  • 连接器和柔性电缆质量
  • 关键组件的可追溯性

可靠的供应商应该使用分级电池,而不是仅按照最低价格选择组件。

2

审查来料检验和电池分级

电池应根据以下条件进行测试和分组:

  • 容量
  • 电压
  • 电压
  • 内阻
  • 自放电
  • 厚度和尺寸
  • 外观

正确的电池分级可提高同一生产批次电池之间的一致性,并减少异常运行时间、膨胀和早期故障。

3

需要完整的电气和兼容性测试

专业供应商应该测试的不仅仅是开路电压。质量验证应包括:

  • 充放电性能
  • 实际容量
  • 电池电流
  • 保护功能
  • 循环次数和电池数据
  • 电量表参数
  • 设备兼容性
  • 温度性能

专业电池测试仪可以进行充电、放电、电流校准和精确的参数比较,帮助识别测量数据与认可规格不符的电池。

4

评估自动化和生产一致性

自动化生产流程通常比大量手工组装提供更好的一致性和更高的产能。

重要流程可能包括:

  • 自动电池分选
  • 自动焊接
  • 自动 PCB 测试
  • 自动粘合剂应用
  • 条形码可追溯性
  • 在线功能检查

自动化不会取代质量控制,但它有助于减少手动定位、焊接和组装造成的变化。

5

检查装配细节

小组装细节对安装效率和产品可靠性有重大影响。

精加工的电池应包括:

  • 预涂电池粘合剂
  • 防尘保护膜
  • 柔性电缆周围的保护套
  • 固定柔性电缆位置
  • 稳定的连接器方向
  • 电池无松动或移动电缆
  • 干净的边缘和精确的尺寸

这些细节减少了柔性电缆损坏、灰尘污染、安装移动和不正确的连接器对准。

6

确认过程和最终质量检验

供应商应在整个生产过程中进行检查,而不仅仅是检查成品。

建议的检查点包括:

  • 来料检查
  • 电池分级
  • PCB和BMS测试
  • 焊接检查
  • 组装检查
  • 容量测试
  • 老化测试
  • 外观检验
  • 包装检验
  • 最终抽检

询问检验数据是否可以追溯到生产批次。

7

比较容量声明、缺陷率和认证

不要仅根据最高印刷容量来选择电池。

可靠的供应商应提供:

  • 测试容量数据
  • 明确的额定电压和能量
  • 客户报告的缺陷率
  • 保修政策
  • CE、RoHS、FCC、MSDS 和 UN38.3 文档(如果适用)
  • 特定型号的认证支持

夸大容量标签而不匹配电池空间、重量和测试数据是一个重大的购买风险。

8

遵循正确的电池安装程序

即使是合格的电池,如果安装不正确,也可能会出现故障。

安装前:

  • 将原装电池放电至 25% 以下
  • 关闭设备电源
  • 使用非金属开启工具
  • 在处理其他内部组件之前先断开电池
  • 避免刺穿、弯曲或挤压电池
  • 撕下粘合剂上的保护膜正确对齐电池和连接器,然后将其压入到位
  • 确认柔性电缆没有折叠、拉伸或卡住
  • 将螺钉和支架重新安装到原来的位置
  • 在最终密封之前测试充电、电池识别和设备功能

安装指南特别警告,充电的锂离子电池如果刺穿可能会着火或爆炸,并指示技术人员在安装之前关闭手机电源反汇编。

9

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