S21 Plus Battery Case
Overview
Product sourcing insights & recommendations
The Samsung Galaxy S21 Plus continues to see steady demand for battery cases in 2025/2026 as a popular "budget flagship." With no official Samsung or Mophie offerings, the market is led by third-party brands like Newdery and ZeroLemon, focusing on capacities between 4,800mAh and 10,000mAh. Consumer trends are shifting toward MagSafe-compatible accessories for greater flexibility, while B2B sourcing remains cost-effective with wholesale prices starting at $5.50. The detailed report below provides a full analysis of market trends, product comparisons, and supplier insights.
Based on these market findings, you can continue with:
Samsung Galaxy S21 Plus Battery Case 4800mah 6000mah 10000mah
Products · Top picks & verified manufacturers
JayoWade Slim 10000mah Phone Cover Power Case For Samsung Galaxy S21 Ultra S21 S21 Plus + Battery Case Battery Charger Case Bank
Battery Charger Phone Case for Samsung Galaxy S20 S21 S22 S23 S24 S25 Plus S24 Ultra Polymer Battery Power Bank Case
Guangzhou Doolike Electronic Technology Co., Ltd.verified🇨🇳CN9 yrs
New Arrival 4800mah 5000mah Battery Charging case for S21 S21Ultra S21plus Battery case with 1 Year Stock Ready
Dongguan Jialiwang Intelligent Electronic Technology Co., Ltd.🇨🇳CN11 yrs
Charging Phone case 6000mAh Portable Battery Power Bank Case for Samsung Galaxy S23 S22 S21 Ultra Plus
Shenzhen Tongliyuan Technology Co., Ltd.🇨🇳CN6 yrs
4700mAh Battery Case for Samsung Galaxy S26 S25 S24 S23 S22 S21 Ultra Plus Wireless Charging Rechargeable Power Bank
Shenzhen Ruifengze Technology Co., Ltd.🇨🇳CN6 yrs
The 2025 New Arrival Battery case 10000mAh Portable Backup Back Clip Power Bank for Samsung S25 ultra Plus S24 S23 S22 S21 S20 +
Guangzhou Mohe Technology Co., Ltd.🇨🇳CN1 yr
Trending Products 2025 New Arrivals Rechargeable Slim Power Case for Note 24 S25 Ultra Plus Build in Battery Cover Battery Case
Shenzhen Itexi Technology Co., Ltd.🇨🇳CN5 yrs
2021 Wholesale High Quality Battery Charger Power Bank Case 4800mAh Charging Phone Case for Samsung Galaxy S21
Shenzhen Kvq Leather Case Co., Ltd.🇨🇳CN14 yrs
Factory Supply Fast Charging Battery Case for Samsung S24 S24 Plus S24 Ultra 4800 MAh Battery Charging Case
Shenzhen Zhenghaixin Technology Co., Ltd.🇨🇳CN11 yrs
Built-in Powerbank Extended Battery 6000mAh Shockproof Pc+Tpu Phone Case Cover for Samsung Galaxy S23 S24 S25 S26 Plus Ultra
Shenzhen Kairui Opto-Elec Co., Ltd.verified🇨🇳CN11 yrs
Hot Selling Battery case for Samsung S22Ultra Back Clip Battery S21 Portable Shell Charger S21FE Dedicated Power Supply
Shenzhen Xunling Technology Co., Limited🇨🇳CN11 yrs
Portable 4200mah External Backup Battery Charger case for S6/S6 Edge Battery case
Foshan Merliya Electronic Technology Limited🇨🇳CN12 yrsDeep Dive · Full Report
Full Market Report
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Sources & References
45 sources cited · Verified industry data & reports
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