45mm Natural Convection Heat Sinks

Important Information:

Due to recent system enhancements, processing times may be longer than normal. We appreciate your understanding and continued partnership.

Find a huge range of 45mm Natural Convection Heat Sinks at Newark Electronics. We stock a wide range of Natural Convection Heat Sinks, such as 45mm, 40mm, 35mm & 25mm Natural Convection Heat Sinks from the worlds top manufacturers including: Advanced Thermal Solutions, Fischer Elektronik, Same Sky, Wakefield Thermal & Spreadfast

Price shown includes applicable duties and tariffs

Manufacturer Part No	Order Code	Manufacturer / Description	Price for	Price	Thermal Resistance	Packages Cooled	External Width - Metric	External Height - Metric	External Length - Metric	Heat Sink Material	External Width - Imperial	External Height - Imperial	External Length - Imperial	Product Range

SK 409/50,8 STS	34M8468 Data Sheet RoHS	FISCHER ELEKTRONIK HEAT SINK TO-220/TO-3P 6.2Â°C/W	Each	1+$4.410 10+$4.230 25+$3.980 50+$3.710 100+$3.500 More Pricing...	6.2°C/W	TO-3P, TO-220	45mm	50.8mm	12.7mm	Aluminium	1.77"	2"	0.5"	-
SKV4545225-CU	94AC8384 Data Sheet RoHS	WAKEFIELD THERMAL Heat Sink 8 °C/W 45 mm 22.61 mm 45 mm	Each	1+$32.980 5+$31.420 10+$29.850 25+$28.700 50+$27.870 More Pricing...	8°C/W	-	45mm	22.61mm	45mm	Copper	1.77"	0.89"	1.77"	SKV Series
SKV4545225-AL	94AC8383 Data Sheet RoHS	WAKEFIELD THERMAL Heat Sink 8.7 °C/W 45 mm 22.61 mm 45 mm	Each	1+$12.410 5+$11.820 10+$11.230 25+$10.800 50+$10.510 More Pricing...	8.7°C/W	-	45mm	22.61mm	45mm	Aluminum	1.77"	0.89"	1.77"	SKV Series
SK 409/25,4 STS	34M8466 Data Sheet RoHS	FISCHER ELEKTRONIK Heat Sink TO-220/TO-3P 8.2 °C/W TO-3P TO-220 45 mm 12.7 mm 25.4 mm	Each	1+$3.780 10+$3.620 25+$3.410 50+$3.170 100+$2.990 More Pricing...	8.2°C/W	TO-3P, TO-220	45mm	12.7mm	25.4mm	Aluminium	1.77"	0.5"	1"	-
ICK S 45 X 45 X 20	74M2394 Data Sheet RoHS	FISCHER ELEKTRONIK HEAT SINK PIN	Each	1+$14.880 5+$14.140 10+$13.530 25+$12.640 50+$11.840 More Pricing...	3.2°C/W	-	45mm	20mm	45mm	Aluminium	1.77"	0.79"	1.77"	-
SK 409/38,1 STS	34M8467 Data Sheet RoHS	FISCHER ELEKTRONIK HEAT SINK TO-220/TO-3P 7Â°C/W	Each	1+$4.110 10+$3.940 25+$3.710 50+$3.450 100+$3.260 More Pricing...	7°C/W	TO-3P, TO-220	45mm	38.1mm	12.7mm	Aluminium	1.77"	1.5"	0.5"	-
FK 201 SA 3 TO 3	18AM9520 RoHS	FISCHER ELEKTRONIK HEAT SINK ALUMINIUM 6K/W TO-3	Each	1+$2.140 10+$1.950 25+$1.830 50+$1.730 100+$1.620 More Pricing...	6K/W	TO-3	45mm	25.4mm	45mm	Aluminium	1.77"	1"	1.77"	FK 201 Series
FK 202 SA CB SOT 32	18AM9521 RoHS	FISCHER ELEKTRONIK HEAT SINK ALUMINIUM 8K/W SOT-32	Each	1+$2.140 10+$1.950 25+$1.830 50+$1.730 100+$1.620 More Pricing...	8°C/W	SOT-32	45mm	12.7mm	45mm	Aluminium	1.77"	0.5"	1.77"	FK 202 Series
HSB21-454515	59AM2224 RoHS	SAME SKY HEATSINK 45MMX45MMX15MM ALUM ALLOY	Each	1+$3.590 10+$3.430 25+$3.260 50+$3.100 100+$2.990 More Pricing...	10.1°C/W	BGA	45mm	15mm	45mm	Aluminium Alloy	1.77"	0.59"	1.77"	-
SF-CHS-454512-PC	76Y5374 Data Sheet RoHS	SPREADFAST HEAT SPREADER 45 X 45 X 12MM CERAMIC	Each	1+$6.170 10+$5.900 25+$5.550 50+$5.150 100+$4.850 More Pricing...	9.9°C/W	-	45mm	12mm	45mm	Ceramic	1.77"	0.47"	1.77"	Circular Pin Fin Series
FK 202 SA SOT 32	18AM9525 RoHS	FISCHER ELEKTRONIK HEAT SINK ALUMINIUM 8K/W SOT-32	Each	1+$1.660 10+$1.510 25+$1.420 50+$1.350 100+$1.260 More Pricing...	8°C/W	SOT-32	45mm	12.7mm	45mm	Aluminium	1.77"	0.5"	1.77"	FK 202 Series
FK 201 SA CB SOT 32	18AM9512 RoHS	FISCHER ELEKTRONIK HEAT SINK ALUMINIUM 6K/W SOT-32	Each	1+$2.140 10+$1.950 25+$1.830 50+$1.730 100+$1.620 More Pricing...	6K/W	SOT-32	45mm	25.4mm	45mm	Aluminium	1.77"	1"	1.77"	FK 201 Series
FK 238 SA L 1 TO 220	18AM9631 RoHS	FISCHER ELEKTRONIK HEATSINK ALUM 36.6X45X9.5MM TO-220	Each	1+$1.400 10+$1.300 25+$1.220 50+$1.160 100+$1.050 More Pricing...	12K/W	TO-220	45mm	9.5mm	36.6mm	Aluminium	1.77"	0.37"	1.44"	FK 238 Series
FK 201 SA SOT 32	18AM9516 RoHS	FISCHER ELEKTRONIK HEAT SINK ALUMINIUM 6K/W SOT-32	Each	1+$1.660 10+$1.510 25+$1.420 50+$1.350 100+$1.260 More Pricing...	6K/W	SOT-32	45mm	25.4mm	45mm	Aluminium	1.77"	1"	1.77"	FK 201 Series
FK 227 SA L 1 TO 220	18AM9606 RoHS	FISCHER ELEKTRONIK HEATSINK ALUM 17.8X45X9.8MM TO-220	Each	1+$1.210 10+$1.130 25+$1.060 50+$1.010 100+$0.912 More Pricing...	22K/W	TO-220	45mm	9.8mm	17.8mm	Aluminium	1.77"	0.38"	0.7"	FK 227 Series
FK 202 SA 3 TO 3	18AM9529 RoHS	FISCHER ELEKTRONIK HEAT SINK ALUMINIUM 8K/W TO-3	Each	1+$2.140 10+$1.950 25+$1.830 50+$1.730 100+$1.620 More Pricing...	8°C/W	TO-3	45mm	12.7mm	45mm	Aluminium	1.77"	0.5"	1.77"	FK 202 Series
ATS-FPX045045025-100-C1-R0	46AM2660 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink Blue Anodized 0.7 °C/W 45 mm 25 mm 45 mm	Each	25+$5.000 5000+$3.820 10000+$3.740	0.7°C/W	-	45mm	25mm	45mm	Aluminum	1.77"	0.98"	1.77"	pushPIN Series
ATS-FPX045045015-68-C1-R0	46AM2642 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink Blue Anodized 1.3 °C/W 45 mm 15 mm 45 mm	Each	25+$4.120 5000+$3.180 10000+$3.120	1.3°C/W	-	45mm	15mm	45mm	Aluminum	1.77"	0.59"	1.77"	pushPIN Series
ATS-FPX045045010-06-C1-R0	46AM2621 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink Blue Anodized 2.1 °C/W 45 mm 10 mm 45 mm	Each	25+$3.510 5000+$2.740 10000+$2.690	2.1°C/W	-	45mm	10mm	45mm	Aluminum	1.77"	0.39"	1.77"	pushPIN Series
ATS-FPX045045010-105-C1-R1	46AM2624 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink Blue Anodized 2.3 °C/W 45 mm 9.5 mm 45 mm	Each	25+$5.250 5000+$4.360 10000+$4.270	2.3°C/W	-	45mm	9.5mm	45mm	Aluminum	1.77"	0.37"	1.77"	pushPIN Series
ATS-CPX045045035-192-C3-R0	46AM2335 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink Blue Anodized 0.9 °C/W 45 mm 35 mm 45 mm	Each	25+$6.090 5000+$4.830 10000+$4.730	0.9°C/W	-	45mm	35mm	45mm	Aluminum	1.77"	1.38"	1.77"	pushPIN Series
ATS-X50450G-C1-R0	46AM7504 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink 1 °C/W BGA 45 mm 12.5 mm 45 mm	Each	100+$23.440 250+$22.370	1°C/W	BGA	45mm	12.5mm	45mm	Aluminum	1.78"	0.5"	1.78"	maxiFLOW/superGRIP Series
ATS-X53450P-C1-R0	46AM7654 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink Straight Fin 1.3 °C/W BGA 45 mm 17.5 mm 45 mm	Each	100+$24.210 250+$23.090	1.3°C/W	BGA	45mm	17.5mm	45mm	Aluminum	1.78"	0.69"	1.78"	superGRIP Series
ATS-61450W-C2-R0	46AM8123 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink 1.1 °C/W BGA 45 mm 24.5 mm 45 mm	Each	100+$20.680 250+$18.970	1.1°C/W	BGA	45mm	24.5mm	45mm	Aluminum	1.78"	0.97"	1.78"	fanSINK Series
ATS-CPX045045010-187-C1-R0	46AM2288 Data Sheet RoHS	ADVANCED THERMAL SOLUTIONS Heat Sink Blue Anodized 2.7 °C/W 45 mm 10 mm 45 mm	Each	25+$4.120 5000+$3.180 10000+$3.120	2.7°C/W	-	45mm	10mm	45mm	Aluminum	1.77"	0.39"	1.77"	pushPIN Series