Tempest TR18-12

Nominal Voltage 12V Rated Capacity (20 hour rate) 18AH Dimension Total Height (with terminals) 6.57 in Height 6.57 in Length 7.13 in Width 3.03 in Weight (Approx) 13.89 lbs

Capacity (77oF/25oC) 20 hour rate (900mA) 18AH 10 hour rate (1.67A) 16.7AH 5 hour rate (3.06A) 15.3AH 1 hour rate (10.8A) 10.8AH 15 min. rate (31.52A) 7.88AH Internal Resistance Fully Charged 77oF/25oC 12mW Capacity Affected by Temperature (77oF/25oC) 104°F (40°C) 102% 77°F (25°C) 100% 32°F (0°C) 85% 5°F (-15°C) 65% Self Discharge (77oF/25oC) Capacity after 3 month storage 91% Capacity after 6 month storage 82% Capacity after 12 month storage 64% Max. Discharge Current (77oF/25oC) 270A (5S) Terminal Standard F3 Optional F12 Charging (Constant Voltage) Cycle Initial Charging Current 3.6A (recommended) 14.5~14.9V/ 77°F (25°C) Float 13.6~13.8V/77°F (25°C)

Cut-Off Voltage 5min 10min 15min 30min 40min 60min 1.50V 141.8 91.6 71.5 41.9 37.1 27.5 1.60V 140.5 90.7 70.6 41.3 36.4 27.0 1.67V 138.6 89.7 70.0 40.9 36.1 26.7 1.70V 136.3 88.8 69.4 40.3 35.6 26.2 1.75V 135.1 87.8 68.5 39.7 35.0 25.7

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