FANSO FAT A Lithium Thionyl Chloride Battery 3.6V 4000mAh ER18505H

The FANSO FAT A High Capacity Lithium Thionyl Chloride Battery 3.6V 4000mAh ER18505H delivers exceptional long-term power for critical memory backup and professional electronic applications. Engineered with advanced Lithium Thionyl Chloride chemistry, this industrial-grade battery provides reliable 3.6V output with an impressive 4Ah capacity and 14.4Wh energy rating, featuring an exceptionally low self-discharge rate of less than 1% at 25°C and a remarkable shelf life that ensures power integrity for years of dependable operation.

This professional-grade battery features a robust stainless steel container with hermetic glass-to-metal sealing and non-flammable electrolyte, designed to operate reliably across an extreme temperature range of -55°C to +85°C. With high energy density (700Wh/kg), maximum continuous discharge current of 70mA, and pulse discharge capability up to 180mA, this FAT A size battery (18.5mm × 50.5mm) is ideal for utility metering, alarm and security devices, memory backup power, GPS tracking systems, military systems, automotive electronics, and real-time clock applications. UL Component Recognition MH46165 and IEC86-4 safety standard compliant.

Key Features

• Long shelf life: self discharge rate less than 1% at 25°C
• High energy density (700Wh/kg) for extended runtime
• Wide temperature range: -55ºC to +85ºC
• Stainless steel container with hermetic glass-to-metal sealing
• Non-flammable electrolyte for enhanced safety
• UL Component Recognition MH46165 and IEC86-4 compliant
• High and stable 3.6V operating voltage

Suitable for applications including:

• Utility metering
• Alarm and security devices
• Memory backup power
• Professional electronics
• GPS tracking system
• Military system
• Automotive electronics
• Real-time clock

Specifications

• Application: Memory Back Up (MBU)
• Chemistry: Lithium Thionyl Chloride
• Voltage: 3.6V
• Watt Hour: 14.4Wh
• Nominal Capacity: 4Ah
• Maximum Continuous Discharge Current: 70mA
• Maximum Pulse Discharge Current: 180mA
• Size: FAT A
• Width: 18.5mm
• Height: 50.5mm
• Weight: 28g