Description
46800 High-Nickel NCM Cylindrical Battery Series (2-Pack)COMMERCIAL GRADE · PRODUCTION
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TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official institutional quotations.
EMAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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These high-nickel NCM cells require storage in environments below 10% relative humidity to prevent moisture-induced degradation. They must be operated exclusively with a battery management system providing cell balancing and overvoltage protection, with charge voltage limited to 4.2V ±0.05V.
- Storage Humidity Constraint: Store cells in an environment with relative humidity below 10% to avoid moisture damage.
- Charge Voltage Limit: Do not exceed a charge voltage of 4.2V ±0.05V to prevent overcharge.
- BMS Requirement: Always use a battery management system that provides cell balancing and overvoltage protection.
- Moisture Sensitivity: High-nickel NCM cathodes are sensitive to moisture; maintain sealed packaging until use.
- Cycle Life Degradation Risk: Overcharge or improper storage can reduce cycle life below the rated 1500–2000 cycles.
Initialize the cells by inspecting packaging integrity and verifying environmental conditions prior to use. Deploy the cells only with a compatible BMS and within specified voltage limits.
Required Equipment: Battery management system (BMS) with cell balancing and overvoltage protection, Charger capable of limiting voltage to 4.2V ±0.05V
- Inspect Packaging
Inspect the vacuum-sealed moisture-barrier carton for any damage or breaches before opening. - Verify Storage Environment
Confirm that the storage area maintains relative humidity below 10% before removing cells from packaging. - Connect BMS
Connect the cells to a battery management system that provides cell balancing and overvoltage protection. - Set Charge Parameters
Set the charger to a maximum voltage of 4.2V ±0.05V and appropriate current limits per cell specification.
What are the key performance trade-offs between the AF46800NCM01 (24.6 Ah) and AF46800NCM02 (27.8 Ah) variants of the ATOMFAIR 46800 NCM cell?
The primary trade-off is between discharge rate and capacity. The NCM01 variant supports a higher 5C continuous discharge and 3C charge, making it suitable for high-power applications like PHEVs, but offers 24.6 Ah capacity and >1500 cycles to 70% SOH. The NCM02 variant provides a higher 27.8 Ah capacity and >2000 cycles, but is limited to 2C discharge and 1C charge, targeting long-range BEVs where energy density is prioritized over peak power.
What BMS and voltage constraints must be met to safely integrate these 46800 high-nickel NCM cells into a battery pack?
A battery management system (BMS) with cell balancing and overvoltage protection is mandatory. The maximum charge voltage per cell is 4.2 V ± 0.05 V, and the nominal voltage is 3.6 V. The tabless design provides low internal resistance (≤4 mΩ) for improved thermal uniformity, but the cells are sensitive to overcharge; therefore, the BMS must enforce strict voltage limits and provide individual cell monitoring.
What are the critical storage and handling requirements for the ATOMFAIR 46800 NCM cells to prevent moisture-induced degradation?
Store cells in an environment with relative humidity below 10% RH to prevent moisture damage to the high-nickel content (Ni≥85%). The cells are shipped vacuum-sealed in moisture-barrier cartons with cell dividers and terminal covers. Always maintain packaging integrity until use, and avoid exposure to conditions exceeding the specified humidity threshold to preserve cycle life and safety.
The ATOMFAIR 46800 series combines high energy density (up to 27.8 Ah) with a tabless architecture for low internal resistance, but mandates strict humidity control (<10% RH) and BMS integration for overcharge protection.
Positive
- Ultra-high energy density: Ni-rich NCM cathode (Ni≥85%) delivers up to 27.8 Ah per cell, enabling extended range in EV and eVTOL platforms.
- Advanced tabless design: Proprietary tabless current collector reduces internal resistance to ≤4 mΩ and improves thermal uniformity across the cell.
Trade-offs
- Moisture and overcharge sensitivity: High-nickel NCM cells must be stored in <10% RH environment and never exceed 4.2V ±0.05V to prevent degradation or safety risk.
- Mandatory BMS integration: A battery management system providing cell balancing and overvoltage protection is required for safe operation and cycle life.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
