Specialist 2/3 AA lithium thionyl chloride (Li-SOCl₂) battery designed for use with the EL-USB-1-PRO logger in high-temperature environments.
This battery is specifically selected to meet the performance and temperature requirements of the EL-USB-1-PRO, providing reliable operation where standard batteries cannot perform. With a stable 3.6V output and high energy density, it is well-suited to long-term logging applications in demanding conditions.
Key features:
• 2/3 AA lithium thionyl chloride battery
• 3.6V nominal voltage
• Approx. 1.4Ah capacity
• Wide operating temperature range (-55°C to +125°C)
• Stable output for high-temperature data logging
For correct operation and best performance in high-temperature applications, we recommend using this specified battery type.
PLEASE NOTE: Shipping restrictions apply to battery-only orders. We are unable to ship this product by air to certain countries. Please refer to UPS Dangerous Goods guidelines or contact your local Lascar office or distributor if unsure.
However, you may add up to two spare sets of batteries per data logger ordered. For larger quantities or if you are unsure about shipping eligibility, please contact your regional Lascar office or see our Distributors page for local options.

