Description

The ER261020 is a high-capacity, non-rechargeable 3.6 Volt primary lithium battery in Double C size, engineered for long-term, reliable power in industrial and electronic applications. Built with lithium thionyl chloride (Li-SOCl2) chemistry, this battery provides stable voltage, low self-discharge, and dependable performance in harsh environments.

With a capacity of 15000mAh and 54Wh of energy, the ER261020 is ideal for utility metering, GPS tracking, industrial sensors, security systems, and backup power applications. Its robust construction and high energy density make it a dependable solution for long-term, maintenance-free operation.

Specifications

Brand:	Power Portable
Model:	ER261020
Chemistry:	Lithium Thionyl Chloride (Li-SOCl2)
Nominal Capacity:	15000 mAh
Open Circuit Voltage:	3.67 Volt
Nominal Voltage:	3.6 Volt
Nominal Energy:	54.0 Wh
Pulse Capability:	Typically up to 350 mA
Max Recommended Continuous Current:	250 mA
Storage Temp:	+30°C max
Operating Temperature Range:	-55°C to +85°C

Features

Key Features:

• High-capacity 15000mAh primary lithium battery
• Stable 3.6V output over extended periods
• Low self-discharge (less than 1% per year at 20°C)
• Long shelf life (up to 10 years depending on application)
• Reliable performance in extreme temperatures
• Hermetically sealed design for leak prevention
• High energy density in Double C (CC) size
• Non-rechargeable lithium thionyl chloride chemistry

COMPATIBILITY

Also Known As:

• ER261020
• ER261020H
• Double C Lithium Battery
• 3.6V ER261020
• 15000mAh ER261020
• Li-SOCl2 ER261020
• 2C Lithium Battery
• ER26/102