Description
3000mAh High-Rate 26650 Lithium Iron Phosphate (LFP) Cylindrical Battery (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: Atomfair LLC
Brand: ATOMFAIR®
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Store and operate within specified temperature ranges to prevent capacity loss and safety risks. For high-rate discharge, active cooling is required to maintain thermal stability.
- Temperature Constraints: Charge between 0°C and 45°C; discharge between -20°C and 60°C.
- Current Limits: Maximum continuous discharge is 10C (30A); peak pulse 30C (90A for 30s) with absolute peak 125A.
- Safety and Protection: Always use a BMS with overcurrent and short-circuit protection; never exceed pulse duration or peak current.
- Thermal Management: Active cooling recommended for discharge rates exceeding 5C to avoid overheating.
- Handling and Storage: Insulated terminal covers provided for safe transport; store in anti-static trays.
This guide provides steps for safe initialization and high-rate discharge operation of the ATOMFAIR 26650 LFP battery. Proper thermal management and BMS integration are critical to prevent damage and ensure safety.
Required Equipment: BMS with overcurrent protection, Active cooling fan, LiFePO4 battery charger, Insulated terminal covers
- Inspect Battery
Inspect the battery for any physical damage or deformation before use. - Verify BMS Integration
Verify the BMS is connected with overcurrent and short-circuit protection. - Set Charge Parameters
Set the charge voltage to 3.65V and current to 3C maximum. - Equilibrate to Ambient Temperature
Allow the battery to equilibrate to ambient temperature within 0°C to 45°C before charging. - Engage Active Cooling
Apply active cooling if discharge current exceeds 5C continuous. - Monitor Voltage During Pulse
Monitor cell voltage during pulse discharge to ensure it does not drop below 2.0V. - Store Safely
Store cells in anti-static trays with insulated terminal covers when not in use.
How does continuous 10C discharge affect the cycle life of the 3000mAh 26650 LFP cell compared to standard discharge rates?
At 10C continuous discharge, the cell exceeds 1500 cycles to 70% state of health, while under standard 1C conditions at 100% depth of discharge it achieves 2000 cycles. This represents approximately a 25% reduction in cycle life under sustained high-rate discharge, an important trade-off for applications demanding peak power over extended lifespan.
What are the thermal management requirements when using this 26650 LFP cell in high-rate applications above 5C?
For discharge rates exceeding 5C, proper thermal management is required and active cooling is specifically recommended. The cell's discharge temperature range is -20°C to 60°C, and while internal resistance ≤9mΩ minimizes heat generation, sustained high-rate operation can still elevate temperatures beyond safe limits without forced airflow or liquid cooling. A BMS with overcurrent protection should also be used.
Is this LFP cell safe from thermal runaway under nail penetration or other abuse conditions?
Yes, the cell incorporates a built-in explosion-proof vent and passes nail penetration testing without fire or explosion. Additionally, LFP chemistry is inherently resistant to thermal runaway, providing intrinsic safety even under abusive conditions such as overcharge or physical damage.
The 3000mAh 26650 LFP 4-pack delivers 10C continuous (30A) and 30C pulse (90A) discharge with a cycle life exceeding 2000 cycles at 100% DOD, but requires active thermal management for sustained high-rate operation and is limited to a 0-45°C charge temperature window.
Positive
- Ultra-high discharge capability: Sustains 10C continuous (30A) and 30C pulse (90A for 30s) with single-cell peak up to 125A, enabling use in starter batteries, power tools, and high-drain industrial backups.
- Extended high-rate cycle life: Exceeds 1500 cycles at 10C discharge (70% SOH) and 2000 cycles at 100% DOD under standard conditions, reducing replacement frequency in demanding applications.
Trade-offs
- Active cooling required at >5C: For sustained discharge above 5C, the manufacturer recommends active thermal management to prevent overheating and maintain performance.
- Narrow charge temperature range: Charge operation is limited to 0°C to 45°C, restricting use in sub-zero charging environments or high-temperature charging scenarios without preconditioning.
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).
