Application Scenarios:

A large chemical plant experiences a brief but total site-wide power outage. As the emergency generators kick in and systems reboot, operators face a critical moment: will the distributed control system (DCS) retain its configuration and process history? The AC 800M controllers and I/O stations scattered throughout the plant rely on the ABB SB808F 3BDM0001199R1​ batteries inside their power supply modules. These batteries provide the few hours of backup power needed to maintain the volatile memory holding the controller’s firmware, application program, and network configuration. Without a healthy SB808F​ battery, each controller would revert to a blank or default state upon reboot, requiring a lengthy, error-prone manual reload from a backup—a process that could take hours or days, during which the plant remains offline. The simple presence of a fresh, genuine ABB SB808F​ battery ensures a seamless, automatic recovery, getting production back online safely and swiftly.

 

 

Parameter:

Main Parameters	Value / Description
Product Model​	ABB SB808F 3BDM0001199R1​
Manufacturer​	ABB
Product Category​	Industrial Backup Battery (Lithium, non-rechargeable)
Battery Chemistry​	Lithium Thionyl Chloride (Li-SOCl₂) – High energy density, long shelf life
Nominal Voltage​	3.6V DC
Nominal Capacity​	Typically 1.2 Ah to 2.4 Ah (varies by specific PSU model)
Operating Temperature​	-40°C to +85°C (wide industrial range)
Shelf Life​	10+ years at room temperature (low self-discharge characteristic)
Primary Application​	Backup for memory & real-time clock in ABB power supply units (e.g., for AC 800M)
Compatible PSUs​	Used in SD 822, SD 823, SD 825, and other ABB S800 I/O Power Supply modules
Connector Type​	Standard 2-pin connector for direct plug-in to PSU board
Safety​	Hermetically sealed, safe for use in industrial control environments

 

 

Technical Principles and Innovative Values:

Innovation Point 1: Lithium Thionyl Chloride Chemistry for Decade-Long Readiness:​ Unlike common alkaline or NiMH batteries, the SB808F​ utilizes Lithium Thionyl Chloride (Li-SOCl₂) chemistry. This provides an exceptionally low self-discharge rate (less than 1% per year), allowing it to retain over 90% of its capacity after 10 years of standby float service. This is critical in industrial settings where the battery may sit for years without a main power failure but must perform flawlessly when called upon, eliminating the need for unreliable annual replacements and reducing maintenance costs.