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Feature Specification
4- and 6-cell 208.00 mm (8.18 inches)
9-cell 214.00 mm (8.43 inches)
Depth
4- and 6-cell 48.08 mm (1.89 inches)
9-cell 71.79 mm (2.83 inches)
Weight
4-cell 240.00 g (0.53 lb)
6-cell 344.73 g (0.76 lb)
9-cell 508.20 g (1.12 lb)
Voltage
4-cell 14.8 VDC
6- and 9-cell 11.1 VDC
Temperature range:
Operating 0 °C to 50 °C (32 °F to 122 °F)
Non-Operating –40 °C to 85 °C (–40 °F to 185 °F)
NOTE: The battery pack is capable of safely
withstanding the above storage temperatures with
100% charge.
NOTE: The battery pack is also capable of
withstanding storage temperatures from –20 °C to
+60 °C with no degradation in its performance.
Coin-cell battery 3 V CR2032 lithium coin cell
Table 26. AC Adapter
Feature Latitude E5440 Latitude E5540
Type 65 W 90 W adapter
Input voltage 100 VAC to 240 VAC 100 VAC to 240 VAC
Input current (maximum) 1.7 A 1.5 A
Input frequency 50 Hz to 60 Hz 50 Hz to 60 Hz
Output power 65 W 90 W
Output current 3.34 A (continuous) 4.62 A (continuous)
Rated output voltage 19.5 +/– 1.0 VDC 19.5 +/– 1.0 VDC
Temperature range:
Operating 0 °C to 40 °C (32 °F to 104 °F) 0 °C to 40 °C (32 °F to 104 °F)
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