Tempest TR4.5-4

Nominal Voltage 4 Rated Capacity (20 hour rate) 4.5AH Dimension Total Height (with terminals) 4.21 in. Height 3.98 in. Length 1.85 in. Width 1.85 in Weight (Approx) 1.34 lbs.

Capacity (77oF/25oC) 20 hour rate (225mA) 4.5AH 10 hour rate (420mA) 4.2AH 5 hour rate (765mA) 3.8AH 1 hour rate (2.7A) 2.7AH 15 min. rate (8A) 2.0AH 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) 67.5A (5S) Terminal Standard F1 Optional F2 Charging (Constant Voltage) Cycle Initial Charging Current 900mA (recommended) 4.85~4.97V/ 77°F (25°C) Float 4.54~4.60V/77°F (25°C)

Cut-Off Voltage 5min 10min 15min 30min 40min 60min 1.50V 34.7 23.5 17.9 10.9 8.8 6.3 1.60V 33.7 22.8 17.3 10.7 8.4 6.2 1.67V 33.1 22.3 17.0 10.5 8.3 6.1 1.70V 32.7 22.1 16.7 10.2 8.2 5.9 1.75V 32.0 21.6 16.4 10.1 8.0 5.8

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