50Ah Sodium-Ion Prismatic Cell 2.86V 8C Grade ATOMFAIR®

$115.00

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Commercial-grade 50Ah sodium-ion prismatic cell with 2.86V average voltage, 8C continuous discharge, ≤0.5mΩ impedance, and -40°C to 60°C discharge. Order now.

50Ah 2.86V Sodium-Ion Prismatic Cell | ATOMFAIR

COMMERCIAL GRADE · PRODUCTION

Product Overview

The ATOMFAIR® 50Ah sodium-ion prismatic cell delivers high power and long life for advanced energy storage systems. With a nominal capacity of 50Ah, average operating voltage of 2.86V, and charge voltage of 3.45V, this cell supports standard 0.5C charge/discharge, maximum continuous discharge up to 8C, and pulse discharge capability of 10C for 30 seconds at 100% SOC (25°C). Engineered for extreme climates, it operates across a wide temperature range: charging from 0°C to 55°C and discharging from -40°C to 60°C. The cell features low internal resistance (≤0.5mΩ) and compact dimensions (50.1×160×118.5 mm), making it ideal for high-rate applications such as low-speed EVs, telecom backup, and grid-scale storage while maintaining intrinsic sodium-ion safety and cost advantages.

Technical Specifications (Single Cell)

PARAMETER VALUE
Charge Voltage (V) 3.45
Average Operating Voltage (V) 2.86
Nominal Capacity (Ah) 50
Standard Charging Current 0.5C
Max. Charge Current 1.0C
Discharge Cut-off Voltage (V) 1.5
Standard Discharging Current 0.5C
Max. Continuous Discharge Current 8C
Max. Pulse Discharge Current 10C for 30s (25°C, 100% SOC)
Charge Temperature Range 0°C ~ 55°C, 65%±20% RH
Discharge Temperature Range -40°C ~ 60°C, 65%±20% RH
Recommended Storage Temperature 15°C ~ 35°C
Cell Weight (kg) 1.8 ± 0.2
Impedance (mΩ) ≤0.5
Dimensions (Thick/Width/Height, mm) 50.1±1.0 / 160±0.8 / 118.5±1.0
Center Distance (mm) 97.0±0.3

Key Features & Advantages

  • Cost-Effective Solution: Leveraging abundant sodium resources and simplified manufacturing, our cell offers significantly lower cost compared to lithium-ion alternatives, making energy storage more affordable.
  • High Power Capability: Supports up to 8C continuous discharge and 10C pulse discharge (30s), ideal for high-rate applications such as low-speed EVs, power tools, and UPS systems.
  • Wide Operating Temperature: Discharge from -40°C to 60°C and charge from 0°C to 55°C, ensuring reliable performance in extreme climates without auxiliary heating.
  • Low Internal Resistance: ≤0.5mΩ impedance minimizes energy loss and heat generation, enhancing overall system efficiency.
  • High Safety & Reliability: Sodium-ion chemistry provides exceptional thermal stability and intrinsic safety, meeting stringent international standards.
  • Compact & Lightweight: Weighing only 1.8kg with optimized dimensions (50.1×160×118.5 mm), enabling flexible integration into space-constrained systems.

APPLICATION SCOPE: Low-speed electric vehicles (e-rickshaws, forklifts, golf carts), telecom backup power, grid-scale energy storage, commercial & industrial ESS, renewable integration (solar/wind), peak shaving, load leveling, and high-rate UPS systems.
PACKAGING: Humidity-controlled vacuum sealed packaging, individual cell isolation in anti-static foam lined cartons. Custom palletized packaging for bulk orders available upon request. Each cell includes terminal covers and desiccant bag.
IMPORTANT NOTICE: Always pair with a dedicated BMS supporting appropriate sodium-ion voltage windows (1.5V–3.45V per cell). Avoid over-discharge below 1.5V and over-charge above 3.45V. Store cells at recommended temperature 15°C–35°C. Sodium-ion cells are compatible with standard lithium-ion assembly equipment; however, use only manufacturer-approved cell holders and busbars. Dispose of cells following local regulations for sodium-based batteries.
TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official institutional quotations.
EMAIL: INQUIRY@ATOMFAIR.COM
MANUFACTURER: ATOMFAIR LLC
BRAND: ATOMFAIR®

This document outlines the critical storage, handling, and safety constraints for the ATOMFAIR 50Ah sodium-ion prismatic cell. Adherence to these constraints prevents cell degradation, thermal runaway, and ensures safe operation.

  • Storage Conditions: Store cells at 15°C to 35°C and 65%±20% RH to maintain electrochemical stability.
  • Voltage Limits: Never discharge below 1.5V or charge above 3.45V per cell to avoid irreversible damage or safety hazards.
  • BMS Requirement: Always pair the cell with a dedicated BMS configured for the sodium-ion voltage window of 1.5V to 3.45V.
  • Hardware Compatibility: Use only manufacturer-approved cell holders and busbars to ensure proper electrical and mechanical contact.
  • Disposal: Dispose of end-of-life cells according to local regulations for sodium-based batteries.

This guide provides the essential steps for safely handling and installing the ATOMFAIR 50Ah sodium-ion prismatic cell. Follow these steps to ensure proper integration and avoid damage or safety incidents.

Required Equipment: Battery Management System (BMS) configured for sodium-ion, Manufacturer-approved cell holders, Manufacturer-approved busbars

  1. Inspect Packaging
    Inspect the cell packaging for damage and verify that the cell is received in humidity-controlled vacuum sealed packaging.
  2. Configure BMS
    Set up the BMS with voltage limits of 1.5V minimum and 3.45V maximum per cell.
  3. Install Cell
    Install the cell using only manufacturer-approved holders and busbars, ensuring secure electrical connections.
  4. Store Unused Cells
    Store unused cells at 15°C to 35°C in a dry environment with 65%±20% relative humidity.

What is the maximum continuous discharge current of the ATOMFAIR 50Ah sodium-ion prismatic cell and how does it affect thermal management?

The cell supports up to 8C continuous discharge, equating to 400A, and a 10C pulse discharge for 30 seconds at 25°C, 100% SOC. With an internal resistance of ≤0.5mΩ, heat generation is minimized, and the wide discharge temperature range of -40°C to 60°C enables high-rate operation without auxiliary heating.

Does the ATOMFAIR 50Ah sodium-ion cell require a dedicated BMS and what voltage thresholds must be set?

Yes, a dedicated BMS supporting sodium-ion voltage windows of 1.5V to 3.45V per cell is required. The cell has a nominal voltage of 2.86V, a charge voltage of 3.45V, and a discharge cut-off of 1.5V. Over-discharge below 1.5V and over-charge above 3.45V must be avoided, as stated in the product notice.

What are the recommended storage conditions and packaging requirements for the ATOMFAIR 50Ah sodium-ion prismatic cell?

Store at 15°C to 35°C. The cell is shipped in humidity-controlled vacuum sealed packaging with anti-static foam lined cartons, individual cell isolation, terminal covers, and a desiccant bag. Custom palletized packaging for bulk orders is available upon request.

The ATOMFAIR 50Ah sodium-ion prismatic cell offers high-rate discharge up to 8C continuous and wide temperature operation from -40°C to 60°C, but requires careful BMS integration and controlled storage conditions to maintain performance and safety.

Positive

  • High-rate discharge capability: Supports up to 8C continuous discharge and 10C pulse for 30 seconds at 100% SOC (25°C), enabling high-power applications such as low-speed EVs and UPS systems.
  • Extreme temperature tolerance: Discharge range from -40°C to 60°C without auxiliary heating, with charge from 0°C to 55°C, ensuring reliable performance in harsh climates.

Trade-offs

  • Requires dedicated BMS: Must operate within 1.5V–3.45V per cell; over-discharge below 1.5V or over-charge above 3.45V can cause irreversible damage. A BMS with appropriate sodium-ion voltage windows is mandatory.
  • Environmental storage sensitivity: Recommended storage at 15°C–35°C and 65%±20% RH; deviation from these conditions may degrade cell performance or lifetime. Humidity-controlled packaging is required for long-term storage.

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).