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SHENZHEN SUNNYWAY BATTERY TECH CO.,LTD.
R
SW445(4V4.5AH)
Outer dimensions (mm)
47 47
101
Specifications
Nominal Voltage Rated capacity (20 hour rate) Total Height Height Dimensions Length Width Weight Approx 4V 4.5Ah 106mm (4.17 inches) 101mm (3.98 inches) 47mm (1.85 inches) 47mm (1.85inches) 0.53Kg (1.17lbs)
Terminal Type (mm)
106
3.2 6.35
Characteristics
20 hour rate(0.23A) 10 hour rate(0.41A) Capacity 5 hour rate(0.76A) 25 (77 ) 1 hour rate(2.70A) 1.5 hour discharge to 5.25 V Internal Resistance Full charged Battery at 25 (77 ) Capacity 40 (104 ) affected 25 (77 ) by Temperature 0 (32 ) (20hour rate) -15 (5 ) Capacity after 3 month storage Self-Discharge Capacity after 6 month storage at 25 (77 ) Capacity after 12 month storage Terminal Charge (constant Voltage) 4.50 AH 4.14AH 3.83 AH 2.70 AH 1.94 A 12 m 102% 100% 85% 65% 91% 82% 64%
Discharge Curves 25 (77 )
4.60 4.40 4.20 4.00 3.80 3.60 3.40 3.20 3.00 2.80 2.60 01 2
0.8
1.8A 4.5A 9.0A 13.5A 16.2A 0.23A 0.90A 0.45A
4 6 8 10
20
40 60
2
4.75
4 6 8 10 20 40
T1 Initial Charging Current less than 1.8A Cycle Voltage 4.8-4.9 V Voltage 4.5-4.6 V Float
Constant Current(Amp) and Constant Power(Watt) Discharge Table at 25 (77 )
Time
3.20V 3.40V 3.50V 3.60V 3.70V A W A W A W A W A W
5min
10min
15min
30min
1h
2h
3h
4h
5h
8h
10h
20h
R

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Price & Availability of SW445

Part #	Manufacturer	Description	Price	BuyNow Qty.
SW4458B 87AK1590	PowerPAX	Ac-Dc Power Supply, 15V, 0.4A, Intl Rohs Compliant: Yes \|Powerpax SW4458B	100: USD12.94 50: USD14.24 25: USD14.97 10: USD15.29 5: USD15.58 1: USD17.02	17
USW4455 52AC7840	Littelfuse Inc	Rtd 100 Ohm 0.06% Npt Probe/P \|Littelfuse USW4455	100: USD59.44 50: USD61.49 25: USD63.54 10: USD71.74	0
USW4454 52AC7839	Littelfuse Inc	Rtd 1K Ohm 0.06% Probe/P \|Littelfuse USW4454	100: USD57.99 50: USD59.99 25: USD61.99 10: USD69.99	0
USW4452 52AC7837	Littelfuse Inc	Rtd 1K Ohm 0.06% Probe/P \|Littelfuse USW4452	100: USD23.47 50: USD23.86 25: USD24.25 10: USD29.73	0
USW4451 52AC7836	Littelfuse Inc	Rtd 100 Ohm 0.06% Probe/P \|Littelfuse USW4451	100: USD23.39 50: USD23.78 25: USD24.17 10: USD29.64	0

Part #	Manufacturer	Description	Price	BuyNow Qty.
USW4457 576-USW4457	Littelfuse Inc	Industrial Temperature Sensors RTD 100 OHM 0.06% NPT PROBE	1: USD80.21 10: USD66.25 100: USD62.97	0
USW4451 576-USW4451	Littelfuse Inc	Industrial Temperature Sensors RTD 100 OHM 0.06% PROBE	1: USD30.52 10: USD28.38 25: USD26.97 100: USD22.71 250: USD21.29	0
USW4452 576-USW4452	Littelfuse Inc	Industrial Temperature Sensors RTD 1K OHM 0.06% PROBE	1: USD30.62 10: USD28.48 25: USD27.05 100: USD22.78 250: USD21.35	0
USW4453 576-USW4453	Littelfuse Inc	Industrial Temperature Sensors RTD 100 OHM 0.06% PROBE	1: USD30.81 10: USD28.66 25: USD27.23 100: USD22.92 250: USD21.49	0
USW4458 576-USW4458	Littelfuse Inc	Industrial Temperature Sensors RTD 1K OHM 0.06% NPT PROBE	1: USD30.91 10: USD28.75 25: USD27.31 100: USD23 250: USD21.56	0

Part #	Manufacturer	Description	Price	BuyNow Qty.
SW445	ITW Switches			4

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