ST-550 American Bass Audio Stealth 550 | 55Ah AGM Battery | Maintenance-Free, Sealed Power for Car Audio & More

• Length: 229+3mm (9.02 inches)
• Width: 138+2mm (5.43 inches)
• Container Height: 205+3mm (8.07 inches)
• Total Height (with Terminal): 211+3mm (8.31 inches)

• 57.2 AH/2.86A: (20hr ,1.80V/cell,25 C/77 F)
• 55.0 AH/5.50A: (10hr ,1.80V/cell,25 C/77 F)
• 47.3 AH/9.46A: (5hr ,1.75V/cell,25 C/77 F)
• 42.9 AH/14.3A: (3hr ,1.75V/cell,25 C/77 F)
• 33.6 AH/33.6A: (1hr ,1.60V/cell,25 C/77 F)

• 40 C (104 F): 103%
• 25 C (77 F): 100%
• 0 C (32 F): 86%

• Discharge: -15~50 C (5~122 F)
• Charge: 0~40 C (32~104 F)
• Storage: -15~40 C (5~104 F)

CYCLE USE

• Initial Charging Current less than 15.5A.Voltage
• 14.4V~15.0V at 25 C(77 F)Temp. Coefficient -30mV/ C

 STANDBY USE

• No limit on Initial Charging Current Voltage
• 13.5V~13.8V at 25 C(77 F)Temp. Coefficient -20mV/ C

SELF DISCHARGE

• Batteries may be stored for up to 6 months
• at 25 C(77 F) and then a freshening charge is required.
• For higher temperatures the time interval will be shorter.