SAFT LS26500 3.6V C Lithium Battery

Description

The SAFT LS26500 is a non-rechargeable 3.6 V C-size lithium-thionyl chloride (Li-SOCl₂) battery with low self-discharge.  It’s engineered for reliable long-term performance in demanding industrial and electronic applications.

Cross-Reference and Compatibility

The LS26500 may be suitable as a replacement for the following 3.6V Li-SOCl₂ C battery models:

• ER26500
• TL-2200
• TL-5920
• XL-145F

Important: Verify the battery dimensions, terminal configuration, continuous-current requirements, and pulse-current requirements before substituting batteries. Equivalent size and voltage do not guarantee compatibility with every device.

Key Features

• Low self-discharge helps preserve capacity during storage
• Stable voltage through most of the battery’s operating life
• Operating temperature range of −60 °C to +85 °C
• Maximum recommended continuous current: 150 mA
• Supports brief current pulses up to 300 mA under the conditions specified in the data sheet
• Stainless steel case with a hermetic glass-to-metal seal

Typical Applications

• Utility and smart meters
• Sensors and wireless transmitters
• Security and alarm systems
• Memory and real-time clock backup
• Tracking systems and beacons
• Medical devices
• Industrial controls and instrumentation
• Professional electronic equipment

Specifications

• Manufacturer: SAFT
• Model: LS26500
• Chemistry: Lithium-Thionyl Chloride (Li-SOCl₂)
• Cell type: Primary/non-rechargeable
• Nominal voltage: 3.6V
• Nominal capacity: 7.7 Ah (7,700 mAh)
• Size: C
• Maximum diameter: 26 mm
• Maximum height: 50.4 mm
• Typical weight: 48 g
• Terminals: Raised positive button and flat negative contact
• Data Sheet: SAFT LS26500 Product Data Sheet (PDF)

The LS26500 is best suited to low-current, long-duration applications. For high-load or short-duration applications requiring greater current capability, see the SAFT LSH14 high-power C battery.

Important: This is a non-rechargeable lithium battery. Do not attempt to recharge.