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Lithium Battery Solutions for Cold Chain Temperature Data Loggers

Low-temperature performance, ultra-long runtime, and stable power for pharmaceutical & food cold chain monitoring

Cold Chain · Data Logger · Custom Lithium Battery

Industry Background

Cold chain logistics plays a crucial role in pharmaceutical transport, vaccine distribution, fresh food delivery,
and biological material shipments. Modern temperature data loggers verify that sensitive goods stay within safe
temperature limits throughout the logistics cycle, supporting real-time monitoring and regulatory compliance.

Key Pain Points

  • Wide operating temperature range (–20°C to +40°C)
  • Long recording duration for multi-day or multi-week shipments
  • Ultra-low power consumption with periodic wireless transmission bursts
  • Small, lightweight form factor constraints
  • Regulatory and pharmaceutical compliance requirements

Solution Value

A customized PKNERGY battery module for temperature data loggers can deliver:

  • Long-term stable performance using Li-ion 18650 or pouch cells
  • Excellent low-temperature characteristics for cold storage environments
  • Compact, lightweight pack designs tailored to your enclosure
  • Low self-discharge for extended standby and shelf life
  • Reliable support for sensor + wireless communication loads

Related customization services:
Custom Lithium Polymer Battery ·
Custom LiFePO4 Battery

Technical Insights

  1. Cell Chemistry: Low-temperature NMC Li-ion is commonly used for rechargeable designs.
    For one-time, ultra-long-term use cases, Li-SOCl2 may be considered depending on product strategy.
  2. BMS / Protection: Voltage, current, and temperature cutoffs improve safety and stability.
    Optional cold-charge protection helps avoid charging risks under low temperature conditions.
  3. Mechanical Design: Moisture-resistant sealing and vibration-resistant welding support IP54–IP67 level design
    goals (depending on enclosure and assembly).
  4. Power Architecture: A 1S Li-ion system can support BLE, NFC, LoRa, or GSM data transfers with optimized
    sleep-and-burst power profiles.

If your device is used as a portable field monitor, you may also参考:

Portable Detection Device Power Solution

Typical Applications

  • Vaccine and pharmaceutical logistics
  • Cold-chain seafood and fresh food transportation
  • International air cargo cold chain shipments
  • Frozen warehouse monitoring

Related solution pages:
Medical Device Power Solution ·
Industrial Automation Battery ·
Security Devices Power Solution

Recommended Battery Options

Option Best For Advantages Notes
1S Pouch Li-ion (Polymer) Ultra-compact data loggers Thin form factor, flexible size customization Ideal for space-constrained enclosures
1S/2S 18650 Li-ion Pack Long-duration shipments High capacity, stable output, mature supply chain Good balance between size and endurance
Primary (Li-SOCl2) * One-time ultra-long-term deployments Very low self-discharge, long shelf life *Use-case dependent; typically non-rechargeable

FAQ

What battery chemistry is best for –20°C cold-chain environments?
Low-temperature NMC Li-ion is often selected for rechargeable products, while primary chemistry like Li-SOCl2 can be
considered for one-time, long-term usage scenarios depending on device strategy and regulations.
How do you ensure stable wireless transmission without draining the battery?
By optimizing sleep current, selecting suitable power architecture (1S system), and designing for burst transmission
profiles (BLE/NFC/LoRa/GSM), the logger can maintain long endurance while meeting periodic upload requirements.
Can you support waterproof or high-IP designs?
Yes. We can support moisture-resistant pack designs and vibration-resistant welding, and work with your enclosure
design targets (commonly IP54–IP67 depending on structure and assembly).
Do you provide custom sizes and connectors?
Yes. We can customize pouch dimensions or 18650 configurations, plus connector options (e.g., JST/Molex/custom),
based on your PCB and enclosure.

More: FAQ

Conclusion

With rising demand for traceability and supply chain safety, cold-chain temperature data loggers rely on highly stable
lithium battery systems. PKNERGY provides custom battery solutions delivering endurance, low-temperature performance,
and compliance support for professional cold chain applications.

Contact Miah — PKNERGY

Need a battery solution for a cold chain temperature data logger (BLE/LoRa/GSM) with long runtime and low-temperature reliability?
Contact our product expert for a quick evaluation and customization proposal.

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