BATTERY / 2000 TM ISO-9002/UL/CE/TUV certified  
2M-1280HR HIGH RATE SERIES 12V-80AH  
 
    SPECIFICATIONS  
 
   
    Nominal Voltage 12  
    Terminal Type Inverted screw  
    Max. Discharge Current 525 Amps  
    Internal Resistance 4.5  Mili. Ohms  
    Short circuit current   3369 Amps    
    Weight 26 kg (57.3 lbs.)  
    Dimensions Length 256 mm (10.1")    
    Width 168 mm (6.62")    
    Height 208 mm (8.20")    
    Total Height 213 mm (8.39")    
    Plates  Separator  
    Lead Calcium alloy Micro porus  
    Self Discharge @ 77*F (25*C)  
    Capacity after 3 months storage 91%  
    Capacity after 6 months storage 82%  
    Capacity after 12 months storage 64%  
    Capacity affected by temperature (20 hr. rate)  
Product Features       104*F (40*C)   102%  
          77*F (25*C)   100%  
Maintenance Free.       32*F (0*C)   85%  
Sealed Construction makes it spill proof.       58*F (15*C)   65%  
Vent system automatically opens and reseals. Capacity @ 77*F (25*C)  
10 year design life 80.0Ah @ 20hour rate  
Operates at low internal pressure 72.2Ah @ 8  hour rate  
Rugged ABS housing for easy handling. Discharge (-40*F) (-40*C) to (+140*F) (60*C)  
Battery will operate in any position. Charge (-4*F)  (-20*C) to (+122*F) (50*C)  
   Battery is 100% memory free Recommended (68*F) (20*C) to (77*F) (25*C)  
      Charging (constant voltage)  
      Cycle use 14.1- 14.5 volts @ (77*F) (25*C)  
      Float use 13.5 - 13.8 volts @ (77*F) (25*C)  
      Storage 6 months @ 68*F (20*C)  
DISCHARGE SPECIFICATIONS  
                                            Constant power rating in Watts per battery@77*F (25*C) in minutes    
Final VPC 5 10 15 20 30 40 45 50 60 90      
  1.60 3157 2342 1807 1478 1095 879 810 740 603 439            
  1.67 3049 2297 1786 1465 1088 873 804 737 600 438            
  1.70 3003 2281 1776 1456 1083 870 803 736 599 435            
  1.75 2847 2147 1712 1428 1073 863 796 729 593 434            
Constant current rating, Amps @77*F (25*C) in hours  
    1 2 3 4 5 6 8 10 12 24            
  1.75 50.00 29.10 21.10 16.60 13.70 11.70 9.01 7.35 6.28 3.38            
  1.80 49.20 28.90 20.90 16.30 13.40 11.40 8.90 7.31 6.22 3.34            
  1.85 47.40 27.90 20.20 15.80 13.00 11.10 8.61 7.07 6.01 3.22            
  1.90 43.60 26.10 19.00 14.90 12.30 10.40 8.04 6.52 5.49 2.98