Description
3000mAh High-Rate 26650 Lithium Iron Phosphate (LFP) Cylindrical Battery | ATOMFAIRCOMMERCIAL 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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Store and operate this lithium iron phosphate (LFP) cylindrical cell within controlled environments to mitigate capacity fade and thermal runaway risks. The cell incorporates a safety vent for overpressure relief and must not be subjected to physical abuse or crushing.
- Storage Environment: Store the cell in a dry, ventilated area away from flammable materials and conductive debris.
- Discharge Limit: Avoid discharging the cell below its rated cutoff voltage to prevent irreversible capacity loss.
- Charge Safety: Use only a constant-current/constant-voltage charger calibrated for LiFePO4 chemistry.
- Physical Inspection: Inspect the cell casing for dents, swelling, or leakage prior to each charge cycle.
- Thermal Limits: Keep the cell away from excessive heat that could trigger the safety vent.
Follow these steps to safely initialize and operate the LFP cell for high-rate applications. Proper handling prevents electrical hazards and extends cycle life.
Required Equipment: LiFePO4 Charger, Digital Multimeter, Insulated Gloves, High-Amp Cables
- Inspect Cell
Inspect the cell casing for any physical damage or leakage before initial use. - Connect Charger
Connect the cell to a charger specifically designed for LiFePO4 chemistry. - Charge Cell
Allow the cell to charge at a moderate constant current until the voltage reaches the charger's cutoff point. - Verify Voltage
Disconnect the charger and measure the open-circuit voltage to confirm it is within the nominal range. - Connect Load
Connect the cell to the high-drain load using cables and connectors rated for the expected current. - Monitor Temperature
Monitor the cell surface temperature during operation and cease use if it becomes too hot to touch. - Store Partially Charged
Store the cell at a partial state of charge if not used for extended periods.
How does the 10C continuous discharge capability of the 26650 LFP cell affect cycle life compared to standard 1C discharge rates?
The ATOMFAIR 26650 LFP cell delivers over 1500 cycles at high discharge rates and 2000 cycles at 100% DOD under standard conditions, indicating that even at 10C continuous discharge (30A), cycle life remains robust due to LFP's intrinsic stability. This performance trade-off is supported by the cell's ≤9 mΩ internal resistance and advanced electrode design, which minimize heat generation and capacity fade during high-rate operation.
Can the 26650 3000mAh LFP battery be integrated into existing 18650-based battery packs without redesigning the battery management system?
Integration requires BMS reconfiguration because the 26650 cell has a nominal voltage of 3.2V and a maximum charge voltage of 3.65±0.03V, which differs from typical 18650 Li-ion cells (3.6-3.7V nominal). Additionally, its 30A continuous discharge capability demands a BMS rated for higher current handling, and the larger form factor (26.3±0.1 mm diameter vs. 18 mm for 18650) necessitates mechanical redesign of pack holders and thermal management.
What are the critical safety and handling requirements for charging the 26650 LFP cell at its maximum 3.0C charge current?
Charging at the maximum 3.0C rate (9A) requires a charger with precise voltage cutoff at 3.65±0.03V and strict temperature control within the specified charge range of 0°C to 45°C. The cell's built-in safety vent provides overpressure protection, but users must ensure adequate ventilation and avoid charging below 0°C to prevent lithium plating, as LFP chemistry is sensitive to low-temperature charging.
The 26650 3000mAh LFP cell from ATOMFAIR delivers exceptional high-rate discharge performance with 10C continuous and 30C pulse capability, making it well-suited for starter batteries and power tools. Its LFP chemistry ensures intrinsic safety and a cycle life exceeding 2000 cycles at full depth of discharge, though users must accommodate a charge temperature range of 0°C–45°C and a moderate energy density of 112 Wh/kg.
Positive
- Ultra-High Discharge Capability: Supports 10C continuous (30A) and 30C pulse (90A for 30s) with single-cell peak current up to 125A, enabling demanding applications such as starter batteries and power tools.
- Extended Cycle Life: Delivers over 2000 cycles at 100% depth of discharge (25°C) and more than 1500 cycles at high rates, reducing replacement frequency and total cost of ownership.
Trade-offs
- Limited Charge Temperature Window: Charge operation is restricted to 0°C–45°C; charging below 0°C is not permitted, which may require thermal management in cold environments.
- Moderate Gravimetric Energy Density: At 112 Wh/kg, the cell offers lower energy per mass compared to nickel-based chemistries, necessitating larger or heavier packs for equivalent energy capacity.
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).
