Artisan Power Replacement Battery for Cisco 8821 & 8821-EX Wireless IP Phones
Keep your Cisco 8821 wireless fleet running all day with this high-capacity 2100 mAh Artisan Power replacement battery. A reliable, cost-effective alternative to the OEM CP-BATT-8821 — backed by Reef Telecom's industry-leading 10-year warranty.
Key Specifications
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Capacity: 2100 mAh (extended capacity vs. OEM)
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Voltage: 3.8V DC
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Chemistry: Lithium Ion (Tier-1 cells made in Japan)
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Certifications: UL Listed (UL 2054), UN 38.3 Certified
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Installation: Easy pull-tab design — installs in seconds
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Condition: Brand New
Why Choose This Battery?
- Extended 2100 mAh capacity delivers increased talk time, standby time, and reliability per charge compared to the original Cisco CP-BATT-8821
- 100% compatible with Cisco 8821 and 8821-EX phones and all existing Cisco 8821 chargers
- UL and UN safety certified for enterprise deployment confidence
- Premium Japanese-made Li-Ion cells for maximum run time and cycle life
Compatibility
Direct replacement for Cisco CP-BATT-8821 and 74-102376-01. Compatible with Cisco Wireless IP Phone 8821 (CP-8821-K9) and Cisco 8821-EX (CP-8821-EX-K9). Works with all standard Cisco 8821 desktop chargers, multi-chargers, and USB charging.
Free shipping on orders over $300. All refurbished and new products from Reef Telecom include our 10-year warranty for complete peace of mind.
