Dell Precision 3541 Setup and specifications guide

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Battery

Table 1. Battery specifications
The following table provides the detailed battery specifications of Precision 3541.
Description		Values
Type		3 Cell 51 WHr ExpressCharge Capable Battery		4 Cell 68 WHr ExpressCharge Capable Battery	4 Cell 68 WHr Long Cycle life Battery	6 Cell 97 WHr ExpressCharge Capable Battery
Voltage		11.40 VDC		15.2 VDC	15.2 VDC	11.4 VDC
Weight (maximum)		250 g (0.55 lb)		340 g (0.75 lb)	340 g (0.75 lb)	470 g (1.04 lb)
Dimensions:
	Height	7.05 mm (0.28 in.)		7.05 mm (0.28 in.)	7.05 mm (0.28in.)	7.7 mm (0.30 in.)
	Width	95.9 mm (3.78 in.)		95.9 mm (3.78 in.)	95.9 mm (3.78in.)	82.0 mm(3.22 in.)
	Depth	181 mm (7.13 in.)		233 mm (9.17 in.)	233 mm (9.17in.)	332 mm (13.1 in.)
Temperature range:
	Operating	Charge: 0°C to 50°C, 32°F to 122°F; Discharge: 0°C to 60°C, 32°F to 139°F		Charge: 0°C to 50°C, 32°F to 122°F; Discharge: 0°C to 60°C, 32°F to 139°F	Charge: 0°C to 50°C, 32°F to 122°F; Discharge: 0°C to 60°C, 32°F to 139°F	Charge: 0°C to 50°C, 32°F to 122°F; Discharge: 0°C to 60°C, 32°F to 139°F
	Storage	-20°C to 60°C (-4°F to 140°F)		-20°C to 60°C (-4°F to 140°F)	-20°C to 60°C (-4°F to 140°F)	-20°C to 60°C (-4°F to 140°F)
Operating time		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.
Charging time (approximate)		Standard charge: 0°C to 50°C: 4 hours Express Charge: 0°C to 15°C: 4 hours; 16°C to 45°C: 2 hours; 46°C to 50°C: 3 hours NOTE Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager see, Me and My Dell on https://www.dell.com/		Standard charge: 0°C to 50°C: 4 hours Express Charge: 0°C to 15°C: 4 hours; 16°C to 45°C: 2 hours; 46°C to 50°C: 3 hours NOTE Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager see, Me and My Dell on https://www.dell.com/	Standard charge: 0°C to 50°C: 4 hours Express Charge: 0°C to 15°C: 4 hours; 16°C to 45°C: 2 hours; 46°C to 50°C: 3 hours NOTE Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager see, Me and My Dell on https://www.dell.com/	Standard charge: 0°C to 50°C: 4 hours Express Charge: 0°C to 15°C: 4 hours; 16°C to 45°C: 2 hours; 46°C to 50°C: 3 hours NOTE Control the charging time, duration, start and end time, and so on using the Dell Power Manager application. For more information on the Dell Power Manager see, Me and My Dell on https://www.dell.com/
Life span (approximate)		300 discharge/charge cycles		300 discharge/charge cycles	300 discharge/charge cycles	300 discharge/charge cycles
Coin-cell battery		CR-2032		CR2032	CR2032	CR2032
Operating time		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.		Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.	Varies depending on operating conditions and can significantly reduce under certain power-intensive conditions.