Description
46145 Sodium-Ion Cylindrical Battery Series (4-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: PRODUCTION DIVISION · ADVANCED ENERGY STORAGE DIVISION
Brand: INDUSTRIAL TESTING HARDWARE
Specifications are representative and subject to change without notice. For the latest version and compliance certificates, contact official sales channel.
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The 46145 sodium-ion cylindrical battery cells require strict environmental control to preserve electrochemical performance and safety. Proper storage and electrolyte selection are critical to prevent irreversible degradation.
- Humidity Constraint: Store unwrapped cells exclusively in an inert gas argon glovebox or environments with relative humidity below 10% RH prior to module activation.
- Electrolyte Compatibility: Only sodium-ion specific non-aqueous fluid electrolytes must be used; do not mix with lithium-ion electrolyte mixtures.
- Voltage Window: Operate the cells within the 1.5V to 3.9V DC voltage window to avoid overcharge or deep discharge damage.
These steps ensure safe handling and preparation of 46145 sodium-ion cells prior to activation. Proper storage and electrolyte selection prevent irreversible damage and safety risks.
Required Equipment: Argon glovebox
- Verify Storage Environment
Verify that the storage environment has relative humidity below 10% RH or is an inert argon glovebox. - Transfer Cells to Controlled Environment
Transfer unwrapped cells into the inert gas argon glovebox or humidity-controlled chamber. - Confirm Electrolyte Compatibility
Confirm that the electrolyte is a sodium-ion specific non-aqueous fluid and not a lithium-ion mixture.
What are the key performance trade-offs between the high-rate 15 Ah and high-energy 20 Ah variants of the 46145 sodium-ion cell?
The high-rate variant (AF46145NA01) delivers 15 Ah with a continuous 15C discharge rate and >3000 cycles to 70% SOH, optimized for rapid power delivery in UPS or tool applications. The high-energy variant (AF46145NA02) provides 20 Ah with a 6C discharge rate and >2500 cycles, prioritizing extended runtime for grid buffering or low-speed mobility. The trade-off is cycle life and rate capability versus capacity: the high-rate cell sacrifices 5 Ah of capacity for 2.5× higher discharge rate and 500 additional cycles.
Can the 46145 sodium-ion cells be integrated into existing battery management systems designed for lithium-ion batteries?
Direct integration is not recommended without modification. The cells operate across an expanded 1.5V to 3.9V DC window, with nominal plateaus of 2.9V (high-rate) or 3.0V (high-energy), which differ from typical lithium-ion chemistries. Additionally, the source explicitly warns against mixing sodium-ion cells with lithium-ion fluid electrolytes, as this causes structural degradation faults. A BMS calibrated for sodium-ion voltage thresholds and electrolyte compatibility is required.
What are the critical storage and handling requirements for the 46145 sodium-ion cells to prevent degradation?
Unwrapped cells must be stored exclusively inside an inert gas argon glovebox or in environments held below 10% relative humidity to prevent atmospheric moisture ingress, which degrades sodium-ion chemistry. The cells are shipped in hermetically sealed moisture-barrier boxes with mechanical separation trays. During module assembly, only sodium-ion-specific non-aqueous fluid electrolytes should be used; mixing with lithium-ion electrolytes is prohibited to avoid structural faults.
The 46145 sodium-ion cylindrical battery series offers two variants optimized for either high-rate (15C discharge) or high-energy (20 Ah) applications, with outstanding sub-zero performance (>80% capacity at -20°C). However, strict humidity control (<10% RH) and specialized non-aqueous electrolyte are required for safe operation.
Positive
- Dual-optimized variant paths: The series provides two distinct operational streams: a high-rate variant (AF46145NA01) with 15C continuous discharge for rapid UPS and tools, and a high-energy variant (AF46145NA02) with 20 Ah capacity for extended runtime applications.
- Outstanding sub-zero performance: Retains more than 80% capacity retention at -20°C without secondary heating jackets, outperforming typical LFP packs and enabling reliable operation in cold environments.
Trade-offs
- Humidity sensitivity: Sodium-ion cells are exceptionally sensitive to ambient humidity; storage and handling must be performed in an inert gas argon glovebox or environments below 10% RH to prevent degradation.
- Electrolyte specificity: Requires specialized sodium-ion non-aqueous fluid electrolytes; mixing with lithium-ion electrolyte formulations is prohibited to avoid structural degradation faults.
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).
