72V 33.3Ah ELECTRIC MOTORCYCLE POWER SUPPLY | 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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Charge only within 0°C to 45°C using a controlled 0.5C–1C current to prevent thermal stress. Discharge below 55.0V (LFP) or 52.25V (NCM) risks deep discharge damage; peak 8C bursts require state of charge ≥30%.
- Thermal and Electrical Safety Limits: Operating outside the specified charge temperature window or exceeding 1C charge current may cause irreversible capacity loss or thermal runaway.
- Discharge Rate and SOC Constraint: Sustained 8C peak discharge beyond 10 seconds or below 30% state of charge can trigger the integrated explosion-proof valve or degrade cell integrity.
- Environmental Protection Rating: IP67 dust and water ingress protection is validated only under specified mounting and sealing conditions; vibration resistance is tuned for motorcycle road strains.
- Cycle Life Degradation Risk: Repeated cycling at rates above 1C or ambient temperatures exceeding 25°C may reduce the ≥2000 cycle lifetime below 80% capacity retention.
Follow these steps to integrate the battery into an electric motorcycle or light EV while maintaining safety and performance. All actions assume the battery is received at ambient temperature and visually undamaged.
Required Equipment: Insulated torque wrench, Multimeter with DC voltage measurement, Approved lithium battery charger (0.5C–1C rated)
- Inspect the battery enclosure
Inspect the IP67 enclosure for cracks, dents, or loose fasteners before installation. - Verify state of charge
Measure the pack voltage with a multimeter to confirm it is above the discharge cut-off threshold for the selected chemistry. - Mount the battery securely
Mount the battery in the designated motorcycle slot using vibration-dampening brackets and torque all bolts to manufacturer specifications. - Connect the main power leads
Connect the positive and negative terminals to the vehicle controller, ensuring polarity matches and all connections are tightened. - Set charger parameters
Set the external charger to the correct cut-off voltage for the installed chemistry (80.3V for LFP, 79.8V for NCM) and limit current to 0.5C–1C. - Perform initial charge cycle
Charge the battery in an ambient temperature between 0°C and 45°C until the charger terminates automatically. - Confirm system readiness
Verify the battery management system reports normal voltage and temperature before engaging the vehicle for the first ride.
When should I choose the LFP chemistry over the NCM chemistry for the Atomfair 72V 33.3Ah electric motorcycle battery pack?
The LFP configuration offers longer cycle life and greater thermal stability, while the NCM configuration provides higher energy density. Both chemistries support 2C continuous discharge and 8C peak (10s) and have different charge/discharge cut-off voltages: LFP charge cut-off is 80.3V, discharge cut-off 55.0V; NCM charge cut-off is 79.8V, discharge cut-off 52.25V. The choice depends on whether cycle life/stability or energy density is prioritized.
What conditions are required for the 8C peak discharge capability on the Atomfair 72V 33.3Ah pack?
The 8C peak discharge (maximum 10-second burst) requires the battery state of charge (SOC) to be at least 30%. The continuous discharge rate is 2C. Exceeding these limits or using peak discharge below 30% SOC may compromise performance or safety.
What are the operating temperature limits for charging and discharging the Atomfair 72V battery, and what safety certifications does it carry?
Charging is permitted from 0°C to 45°C, while discharging is allowed from -20°C to 60°C. The battery is UL94 V-0 flame retardant, features an explosion-proof safety valve, and is certified to IEC62619 and UN38.3. It also has an IP67 dust/water ingress rating and is vibration-resistant for harsh road environments.
This 72V 33.3Ah electric motorcycle battery pack offers dual-chemistry flexibility (LFP or NCM) with a 2C continuous and 8C peak (10s) discharge capability, IP67 sealing, and vibration resistance, making it a robust energy storage solution for high-drain e-mobility applications.
Positive
- Dual chemistry LFP/NCM options: Users can select LFP for longer cycle life and thermal stability or NCM for higher energy density, both delivering 2C continuous and 8C peak discharge within the same mechanical envelope.
- Rugged IP67 and vibration isolation: IP67 dust/water sealing and high-vibration isolation enable reliable operation in harsh road environments, with UL94 V-0 flame retardancy and an explosion-proof safety valve.
Trade-offs
- Charging restricted above 0°C: Charging is only permitted between 0°C and 45°C; charging below freezing is not supported, which may limit use in cold climates without thermal management.
- Peak discharge requires ≥30% SOC: The 8C burst (10s) is only available when state of charge is at least 30%, reducing peak power availability at low charge levels.
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).
