14.8V 5.8Ah 18650 Lithium Battery -40℃

This is a high-reliability 14.8V 5.8Ah lithium-ion battery pack built with 18650 cylindrical cells (4S2P configuration). Designed for special and mission-critical equipment, this battery emphasizes safety, low-temperature performance, mechanical durability, and stable output. The compact structure, combined with a rugged PC/CNC enclosure, makes it suitable for harsh operating environments where reliability is essential.
PKCELL
Features & Benefits

Product Details

  • Stable Output Performance
    Nominal voltage of 14.8V with a rated capacity of 5800mAh ensures steady power delivery for medium-power equipment.
  • Excellent Low-Temperature Capability
    Special low-temperature lithium-ion cells enable reliable discharge performance down to -40°C, making it suitable for extreme cold environments.
  • High Safety & Protection
    Integrated BMS provides overcharge, over-discharge, overcurrent, and short-circuit protection, significantly improving operational safety.
  • Mechanical Durability
    Shock-resistant and waterproof structural design using PC material enhances resistance to vibration, impact, and harsh field condition
  • Long Cycle Life
    Optimized cell selection and pack design support extended cycle life, aligning with energy-saving and environmentally friendly standards.

Tech Specs

  • Cell Type
    18650 Li-ion
  • Configuration
    4S2P
  • Normal Voltage
    14.8V
  • Capacity
    5800mAh
  • Charging Voltage
    16.8V
  • Maximun Charging Current
    ≤5A
  • Maximun Discharge Current
    ≤10A
  • Charging Temperature
    -20 ~ 60°C
  • Discharge Temperature:
    -40 ~ 85°C
  • Storage Temperature
    -20 ~ 20°C

Pkcell - Personnalisé
Expert en solutions de batteries

Pkcell, established in 1998, is a professional Chinese battery manufacturer specializing in reliable and innovative power solutions. With a modern 28,000㎡ manufacturing facility and a strong R&D team of over 50 engineers, we deliver high-quality batteries to customers in more than 100 countries worldwide.

We focus on wide temperature and low temperature battery customization, providing stable and long-lasting power solutions designed to operate in extreme environments. Our batteries perform reliably under sub-zero and high-temperature conditions, making them ideal for medical devices, consumer electronics, industrial equipment, IoT systems and outdoor applications. Pkcell is committed to quality, safety and flexible OEM/ODM services to meet diverse customer needs.

  • 20
    +
    Années d'expérience
  • 28000
    Facilité
  • 50
    +
    Experts en recherche et développement
  • 100
    +
    Plus de 100 pays exportés