Factory-direct laptop batteries for Panasonic CF-AX2, CF-AX3, CF-VZSU81JS, VZSU81EA, and VZSU85 models, designed for wholesalers, repair shops, and bulk buyers. This 7.2V 4400mAh 30Wh replacement battery offers competitive wholesale pricing, low MOQ, and custom OEM/ODM solutions for businesses. Built with Grade-A lithium cells, CE/FCC/RoHS certified, and rigorously tested for safety and durability. Ideal for repair shops needing reliable replacements or distributors seeking high-margin inventory. Enjoy volume discounts, fast shipping, and dedicated B2B support. Contact us for bulk quotes or private labeling!
Factory Price | Bulk Orders Welcome
Specs: 7.2V 4400mAh 30Wh | Compatibility: Panasonic CF-AX2, CF-AX3, VZSU81JS/VZSU85 | Certified: CE/FCC/RoHS | MOQ: 5 Units | OEM Branding Available.
Core Advantages
High Capacity
Utilize 100% brand new A grade battery cells. Capacity is higher than that of original battery. Battery Standby time lasts 2 hours above longer than that of original one.
Balder Power Baseboard (PCBA)
- Balder Power PCBA: Utilize imported ICs, MOS, and other main components, low inner Resistance, mature technological process, high stability, and accurate voltameter.
- Professional R&D team know well decoding, BQ and other software technology.
Long Cycle life, 100% Battery health
- Cycle times: 600-800 times which means, if we recharge the battery one time per day it can be used for more than two years.
- Using all different types of testing software to test the battery the testing result of battery health of our product is 100%
Low-temperature resistance
- Utilize low-temperature resistance formula of electrolyte for the battery cells. The working temperature: -10 °C-50 °C.Under 0 °C the battery still can work.
- discharge 90-95% of initial capacity around.
Direct OEM manufacturer
Experienced R&D and production management teams, excellent production crafts. High production capacity, fast lead time, stable stock, good technical support, timely products upgrading, best after-sales service.
Long Quality warranty
Defective rate: within 0.1%. 13-month Quality warranty.
Factory Tour
Our Certifications
Related Products
Contact information
Email: info@balderpower.com;
james.zhan@balderpower.com
James Zhan (Mr)–General Manager
Tel/WhatsApp/Wechat:+86-13712040916
Address: Plant 202, Building B, Treasure Island Innovation Industrial Park, No. 120, Jinhe Road, Jinhe Community, Zhangmutou Town
