Industrial UAV Battery Pack 51.8V 14S 31–36Ah

Price range: $500.00 through $550.00

Institutional Procurement & Supply Compliance: As a verified US supplier, Atomfair accepts formal institutional Purchase Orders (POs), contract billing schedules, and custom procurement loops for university and national laboratories, and corporate R&D departments globally.

Commercial-grade 51.8V 14S UAV battery pack with 31 or 36Ah capacity, 320Wh/kg energy density, and 7C continuous discharge up to 252A. Order now.

Description

51.8V 14S Industrial High-Capacity UAV Battery Pack (320Wh/kg Series)| ATOMFAIR

COMMERCIAL GRADE · PRODUCTION

Product Overview

High-load industrial logistics and long-range utility surveying demand massive energy reserves combined with high current delivery paths, and this commercial-grade high energy density lithium ion battery pack matrix delivers extreme power metrics for large-scale multi-rotor applications. Engineered explicitly as a flagship industrial high capacity UAV pack core, the system utilizes high-power soft-pack cell layering to maintain an exceptional gravimetric energy density of 320 Wh/kg. This specialized heavy lift drone battery setup is manufactured in an ultra-high voltage 14S (51.8V nominal) configuration, yielding the severe instantaneous torque and uninterrupted power output needed to drive industrial brushless motors safely. Equipped with reinforced structural frameworks for enhanced vibration dampening, this line provides commercial fleet operators and research teams with uncompromised current stability peaking up to an aggressive 7C continuous discharge rate. For bulk inquiries or official volume quotations, please contact us via email at inquiry@atomfair.com.

Technical Specifications

NOMINAL VOLTAGE CAPACITY CONFIG. MAX CURRENT WEIGHT SIZE (MM)
51.8 V (14S Series) 31 Ah 14S1P 217 A / 7C 5770 ± 150 g 150 × 93 × 220
36 Ah 14S1P 252 A / 7C 6700 ± 300 g 164 × 93 × 220
Alternative Catalog Items Explore our alternative collection for ultra-lightweight high-specific-energy packs (4S & 6S 360Wh/kg series), multi-channel smart balanced charging racks, standard voltage 12S 44.4V modules, or custom high-voltage wire harnesses.

Key Features & Advantages

  • Massive Industrial Energy Density: High specific energy of 320 Wh/kg strips deadweight out of heavy airframes to maximize useful commercial payload limits.
  • High-Voltage Heavy-Duty Output: Supports multi-cell series strings up to 51.8V (14S), generating the heavy continuous torque and sustained power required for commercial lift systems.
  • Aggressive 7C Discharge Capability: Delivers massive continuous amperages up to 252A to satisfy rapid acceleration commands and high aerodynamic drag loads seamlessly.
  • Soft-Pack Architectural Stability: Employs professional soft pouch packaging for fast surface area thermal dissipation, reliable vibration damping, and top-tier mass efficiency.

APPLICATION SCOPE: Heavy-lift logistics and freight delivery drones, large-scale agricultural spraying aircraft, long-endurance security and grid line inspection UAV arrays, and high-altitude aerospace research platforms.
ACCESSORIES & CUSTOMIZATION: Packs arrive out of the crate fitted with heavy-gauge cabling. Industrial connectors like AS150, anti-spark XT90-S, or bespoke military power pins can be integrated upon request.
OPERATIONAL COMPLIANCE NOTICE: High-capacity industrial series packs demand strict intelligent battery management balancing parameters to control structural degradation trails. Always pair strings with advanced management components to monitor active cell parameters in real-time. Avoid physical impacts, deep discharge cycles below minimum cutoff limits, or prolonged exposure to heat zones crossing past 60 °C. Fully approved under international transport safety parameters with official documentation ready for institutional operators.

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 lithium-ion battery pack requires strict environmental controls to prevent thermal runaway and capacity degradation. Storage must be below 60°C in a dry, ventilated area with continuous cell voltage monitoring via an intelligent BMS.

  • Temperature Limit: Avoid prolonged exposure to temperatures exceeding 60°C to prevent irreversible cell damage.
  • Discharge Cutoff: Never discharge below the minimum cutoff voltage to avoid deep discharge-induced capacity loss.
  • Physical Impact Protection: Protect the pack from physical impacts and vibration to maintain structural integrity of soft-pack cells.
  • BMS Requirement: Always pair with an intelligent battery management system for real-time cell parameter monitoring and balancing.
  • Charging Protocol: Use only approved chargers with balancing functionality to ensure uniform cell voltage across the 14S configuration.

Follow these steps to prepare the battery pack for first use and ensure safe operation during flight missions. Proper initialization prevents electrical hazards and extends cycle life.

Required Equipment: Intelligent Battery Management System (BMS), Compatible balance charger

  1. Inspect for Damage
    Inspect the battery pack for any physical damage or swelling before initial use.
  2. Verify BMS Configuration
    Verify that the intelligent BMS is properly connected and configured for a 14S lithium-ion pack.
  3. Connect Balance Charger
    Connect the pack to a compatible balance charger set to the correct cell count and voltage limits.
  4. Complete Balancing Cycle
    Allow the charger to complete a full balancing cycle until all cells reach equal voltage.
  5. Set Discharge Cutoff
    Set the discharge cutoff voltage on the BMS to prevent deep discharge during operation.
  6. Install in Airframe
    Install the pack into the drone airframe ensuring secure mounting and vibration damping.
  7. Monitor First Flight
    Monitor cell temperatures during first flight and avoid sustained loads exceeding 7C continuous discharge.

What are the performance trade-offs between the 31 Ah and 36 Ah variants of the 51.8V UAV battery pack?

The 31 Ah variant delivers 217 A continuous (7C) at 5770 ± 150 g and 150 × 93 × 220 mm, while the 36 Ah variant provides 252 A continuous (7C) at 6700 ± 300 g and 164 × 93 × 220 mm. The 36 Ah pack offers 16% more capacity and current but adds approximately 930 g of mass and a slightly larger footprint, which may affect payload margins and airframe balance in heavy-lift applications.

What connector options are available for integrating this high-voltage UAV battery pack into existing drone power systems?

The pack ships with heavy-gauge cabling and can be fitted with industrial connectors such as AS150, anti-spark XT90-S, or bespoke military power pins upon request. This flexibility allows direct integration into commercial drone platforms without requiring custom adapter boards, though users must ensure their power distribution system is rated for the pack's maximum continuous current of up to 252 A.

What are the critical safety and storage requirements for the 51.8V 14S industrial UAV battery pack to prevent degradation?

The pack requires strict intelligent battery management system (BMS) balancing to monitor active cell parameters in real time and prevent structural degradation. Avoid physical impacts, deep discharge cycles below minimum cutoff limits, and prolonged exposure to temperatures exceeding 60 °C. The battery is fully approved under international transport safety parameters with official documentation available for institutional operators.

This 51.8 V 14S high-energy-density UAV battery pack offers 320 Wh/kg gravimetric density and 7C continuous discharge (up to 252 A), enabling heavy-lift industrial drone operations. The design demands strict BMS integration and thermal/environmental safeguards to maintain performance and service life.

Positive

  • Exceptional gravimetric energy density: At 320 Wh/kg, this pack minimizes deadweight in airframes, maximizing commercial payload capacity for heavy-lift logistics and long-endurance missions.
  • High continuous discharge capability: A 7C continuous discharge rate (up to 252 A for the 36 Ah variant) provides sustained power for rapid acceleration and high-drag loads without voltage sag.

Trade-offs

  • Mandatory BMS pairing required: The pack requires an intelligent battery management system to monitor cell parameters and prevent degradation from unbalanced cycling, adding system complexity.
  • Environmental and handling limits: To avoid irreversible damage, the battery must not be exposed to temperatures above 60 °C, deep discharges below cutoff, or physical impacts during use or transport.

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).

Additional information

Capacity

31 Ah, 36 Ah

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