46145 Lithium Iron Phosphate (LFP) 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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Cells must be operated within a voltage window of 2.5V to 3.65V and avoided at sustained temperatures above 60°C or below -20°C. A dedicated LFP BMS with cell balancing is required, and terminal connections must be torqued to 8-10 N·m with anti-oxidation paste on aluminum terminals.
- Voltage Window: Maintain cell voltage between 2.5V and 3.65V to prevent overdischarge and overcharge.
- Temperature Limits: Avoid sustained operation at temperatures above 60°C or below -20°C to prevent accelerated degradation.
- BMS Requirement: Use a dedicated LFP battery management system with active cell balancing for safe operation.
- Terminal Torque: Torque M6 terminal connections to 8-10 N·m to ensure low resistance and mechanical integrity.
- Galvanic Corrosion Prevention: Apply anti-oxidation paste on aluminum terminals to prevent galvanic corrosion.
Follow these steps to safely handle and operate the 46145 LFP cylindrical cells. Adhering to voltage, temperature, and torque constraints ensures optimal performance and cycle life.
Required Equipment: LFP BMS with cell balancing, Calibrated torque wrench, Anti-oxidation paste, Moisture-barrier storage container
- Verify BMS Configuration
Verify that the BMS is configured for LFP chemistry with cell balancing enabled. - Set Voltage Limits
Set the BMS voltage limits to 2.5V and 3.65V to protect the cells. - Apply Anti-Oxidation Paste
Apply anti-oxidation paste to the M6 aluminum terminal threads before connecting busbars. - Torque Terminal Connections
Torque the M6 terminal connections to 8-10 N·m using a calibrated torque wrench. - Match Parallel Groups
Connect cells in parallel groups using only identical model variants within each group. - Store in Moisture-Barrier
Store cells in a moisture-barrier environment with anti-static protection when not in use. - Monitor Temperature
Monitor cell temperature during operation and avoid sustained operation above 60°C.
What are the differences between the three AF46145LFP models?
The AF46145LFP01 is optimized for high power (5C charge / 20C discharge, 25Ah) — suitable for rapid acceleration and regenerative braking. The AF46145LFP02 offers balanced performance (3C/10C, 28Ah) for general EV and storage. The AF46145LFP03 prioritizes energy density (2C/3C, 33.3Ah) for extended runtime in stationary storage.
What is the expected calendar life of these LFP cells?
Accelerated aging tests predict >15 years calendar life at 25°C, 80% SOH retention after 10 years under typical cycling profiles. LFP chemistry inherently resists calendar aging better than NMC.
Can I parallel different AF46145LFP variants in a single pack?
Mixing variants is not recommended due to different internal resistance and capacity profiles. For multi-string applications, use identical models per parallel group. Contact our engineering team for custom pack design support.
The 46145 LFP cylindrical battery series offers three application-tuned variants (25Ah high-power, 28Ah balanced, 33.3Ah high-energy) with intrinsically safe LFP chemistry, >3000 cycle life, and large-format cylindrical advantages. Operational constraints include narrow temperature window and mandatory dedicated LFP BMS.
Positive
- Ultra-Safe LFP Chemistry: Intrinsic thermal stability and zero risk of thermal runaway, with exceptional tolerance to overcharge/over-discharge, making the cells ideal for high-reliability applications.
- Optimized Variant Selection: Three variants (high-power 5C/20C 25Ah, balanced 3C/10C 28Ah, high-energy 2C/3C 33.3Ah) allow application-specific tuning between power density and energy capacity.
Trade-offs
- Temperature Operating Limits: Sustained operation above 60°C or below -20°C must be avoided to prevent accelerated degradation; cells require thermal management in extreme environments.
- Mandatory BMS Requirements: A dedicated LFP battery management system with cell balancing is required to maintain voltage within the 2.5V–3.65V window and ensure safe cycling.
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 excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
