Eliminate iOS battery error messages
Mutiple solutions to eliminate iOS error messages when replacing an iPhone battery.
Complete battery specifications
View our complete iPhone battery selection including options and specifications.
Quality overkill.
Battery solutions are designed with an emphasis on safety and performance. Each battery undergoes complete testing including full charge/ discharge/ charge cycles and impedance/ resistance testing.
Customized TI BMS
CellGrade® employs a customized Battery Management System (BMS) for our Texas Intruments (TI) including a 27546 TI gas gauge, SS83KA protection IC, 005 gas gauge resistor and advanced MCU for battery health communications.
50°C Max Temperature
Our TI solution ensure batteries operate below 50°C for optimum safety and efficiency.
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Our Factory
Visit our production facility just outside Shenzhen, China the world’s production hub for consumer electronic goods and repair parts.
Choose the right battery for your business
With options for programmable flex batteries, raw battery cells, Texas Instruments and SinoWealth IC replacement batteries, CellGrade® has a solution that meets your criteria.
