12V 20AH Lithium Ion Battery | Deep Cycle Battery

A Drop In Replacement & Upgrade from AGM, Gel or Lead Acid Batteries.

The Smart Battery 12V 20AH Lithium Ion Battery features an automatic built in battery protection system (BPS) that keeps the battery running at peak performance and protects the cells for thousands of cycles. The SB20 is plug and play for almost any application that currently uses a lead acid, gel or agm battery.


    Specifications
12V 20AH Lithium Ion Battery  Model SB20
Group Size 12V20A
Nominal Voltage 12.8V
Charge Voltage 14.4V to 14.6V
Max Charge / Discharge Current 20A (amps)
Cold Cranking Amps 200A (amps)
Length 7"
Width 2.9"
Height 6.5"
Weight 7 lbs
Type LiFePO4
       
   Performance
 
Usable Capacity (amp hours) 20AH
Price: $289.99 Depth of Discharge 100%
images.jpg Peak amps 5 seconds 200A
Reserve Minutes @ 20A 60
Reserve Minutes @ 1A 1200
Self Discharge <3% a year
BuyNow-Amazon-Button.png Capacity % @ 100 Cycles 102%
Capacity % @ 500 Cycles 96.3%
Capacity % @ 1000 Cycles 90.8%
Capacity % @ 1500 Cycles 85.4%
  Capacity % @ 2000 Cycles 80.1%
   
Temperature Performance
Automatic Battery Protection System
Fahrenheit Usable Capacity Low Voltage Disconnect 8V
140 103% Over Voltage Disconnect 15.8V
122 102% Short Circuit Protection Instant
104 100% Reverse Polarity Protection Instant
86 100% Cell Balancing  Automatic
68 98%    
50 92% Cell Specifications
32 83% Connection Welded
14 80% Type Cylindrical
-4 70% Internal Impedance ≤10mΩ
-22 60%    
-40 10% Warranty
-58 0% Repair or Replace First 5 years 
    Repair or Pro Rate Life Time
    Detailed Warranty Information Warranty
       



 


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