Heat Sinks

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Same Sky Heat Sinks are are designed to dissipate heat in natural convection and forced air environments. This line of aluminum and copper heat sinks from Same Sky offers a variety of form factors and package types to meet onboard cooling needs. Fin styles include angled, formed, straight, twisted, vertical, extruded axial, and extruded radial. The heat sink lineup also features a variety of mounting styles, such as adhesive, SMT, and through-hole.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.	Product	Designed for	Mounting Style	Heatsink Material	Fin Style	Thermal Resistance	Length	Width	Height	Type
Heat Sinks heat sink, BGA, 40 x 40 x 25 mm HSB17-404025 Same Sky 1: ¥488.3 8,150On Order	Mfr. Part # HSB17-404025 Mouser Part # 490-HSB17-404025	Same Sky	Heat Sinks heat sink, BGA, 40 x 40 x 25 mm Learn More about Same Sky cui bga heat sinks	Datasheet	8,150On Order On Order Ship Dates Mfr. #: HSB17-404025 Stock: 0 On Order: 710 Expected 11/20/2026 7,440 Expected 2/12/2027 Factory Lead-Time: 12 Weeks	¥488.3 ¥438.5 ¥423.6 ¥402 View ¥380.4 ¥360.4 ¥348.8 ¥335.5 ¥322.2	Min.: 1 Mult.: 1	Heat Sinks	BGA	Adhesive	Aluminum Alloy	Vertical Fin	9 C/W	40 mm	40 mm	25 mm	Component
Heat Sinks heat sink, BGA, 45 x 45 x 15 mm HSB21-454515 Same Sky 1: ¥435.2 1,512Expected 12/11/2026	Mfr. Part # HSB21-454515 Mouser Part # 490-HSB21-454515	Same Sky	Heat Sinks heat sink, BGA, 45 x 45 x 15 mm Learn More about Same Sky cui bga heat sinks	Datasheet	1,512Expected 12/11/2026	¥435.2 ¥390.3 ¥375.4 ¥357.1 View ¥338.8 ¥322.2 ¥310.6 ¥304 ¥284	Min.: 1 Mult.: 1	Heat Sinks	BGA	Adhesive	Aluminum Alloy	Vertical Fin	10.1 C/W	45 mm	45 mm	15 mm	Component
Heat Sinks 50.8x41.6x25mm w/pin extrusion TO-218 HSE-B18508-035H Same Sky 1: ¥385.4 1,300Expected 2/5/2027	Mfr. Part # HSE-B18508-035H Mouser Part # 490-HSE-B18508-035H	Same Sky	Heat Sinks 50.8x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	1,300Expected 2/5/2027	¥385.4 ¥345.5 ¥332.2 ¥317.3 View ¥302.3 ¥284 ¥270.7 ¥262.4 ¥242.5	Min.: 1 Mult.: 1	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	5.86 C/W	50.8 mm	41.6 mm	25 mm	Component
Heat Sinks 29.97 x 25.4 x12.7mm TO-220 bolt on/pin HSS-B20-NPR-02 Same Sky 1: ¥154.5 4,000Expected 2/5/2027	Mfr. Part # HSS-B20-NPR-02 Mouser Part # 490-HSS-B20-NPR-02	Same Sky	Heat Sinks 29.97 x 25.4 x12.7mm TO-220 bolt on/pin Learn More about Same Sky cui heat sinks	Datasheet	4,000Expected 2/5/2027	¥154.5 ¥135.9 ¥130.9 ¥126.2 View ¥122.1 ¥113.1 ¥108.6 ¥102.3 ¥93.8	Min.: 1 Mult.: 1	Heat Sinks	TO-220	Panel	Aluminum	Straight Fin	18.99 C/W	29.97 mm	25.4 mm	12.7 mm	Component
Heat Sinks Stamped Heat Sink, TO-252, Copper, Surface Mount (SMT), No Pin HSS-C200-SMT-TR Same Sky 1: ¥206 1,409Expected 1/1/2027 New At Mouser	Mfr. Part # HSS-C200-SMT-TR Mouser Part # 179-HSS-C200-SMT-TR New At Mouser	Same Sky	Heat Sinks Stamped Heat Sink, TO-252, Copper, Surface Mount (SMT), No Pin Learn More about Same Sky cui heat sinks	Datasheet	1,409Expected 1/1/2027	¥206 ¥181 ¥176.1 ¥172.7 View ¥161.8 ¥152.3 ¥146.8 ¥141.5 ¥129.9	Min.: 1 Mult.: 1	Heat Sink	TO-252	SMD/SMT	Copper	Fin	40.45 C / W	9.91 mm	20.1 mm	8.13 mm
Heat Sinks 38x35x12.5mm w/pin extrusion TO-220 HSE-B20380-040H Same Sky 1: ¥232.5 1,144Expected 2/5/2027	Mfr. Part # HSE-B20380-040H Mouser Part # 490-HSE-B20380-040H	Same Sky	Heat Sinks 38x35x12.5mm w/pin extrusion TO-220 Learn More about Same Sky cui heat sinks	Datasheet	1,144Expected 2/5/2027	¥232.5 ¥207.6 ¥204.3 ¥197.7 View ¥189.4 ¥177.7 ¥165.3 ¥151 ¥145.5	Min.: 1 Mult.: 1	Heat Sinks	TO-220	PCB	Aluminum	Extruded Axial Fin	10.14 C/W	38 mm	35 mm	12.5 mm	Component
Heat Sinks 6.5 x 43.43 x 16.3 mm, SUS 301, Heat Sink Clip HSC-01 Same Sky 3,000: ¥46.8 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # HSC-01 Mouser Part # 490-HSC-01	Same Sky	Heat Sinks 6.5 x 43.43 x 16.3 mm, SUS 301, Heat Sink Clip Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 12 Weeks	¥46.8	Min.: 3,000 Mult.: 500	Accessories and Hardware	HSE-B18X-035H, HSE-B18X-060H-W					43.43 mm	6.5 mm	16.3 mm	Clip
Heat Sinks Heat sink clip for H SS01-B20-CP HSC-05 Same Sky 1: ¥78.1 Non-Stocked Lead-Time 12 Weeks	Mfr. Part # HSC-05 Mouser Part # 490-HSC-05	Same Sky	Heat Sinks Heat sink clip for H SS01-B20-CP Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 12 Weeks	¥78.1 ¥68.1 ¥64.8 ¥63.1 View ¥61.1 ¥58 ¥56.1 ¥51	Min.: 1 Mult.: 1	Accessories and Hardware	HSS01-B20-CP					19.7 mm	3.18 mm	11.7 mm	Clip
Heat Sinks 25.4x41.6x25mm w/pin extrusion TO-218 HSE-B18254-035H Same Sky 1,500: ¥167.8 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18254-035H Mouser Part # 490-HSE-B18254-035H	Same Sky	Heat Sinks 25.4x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥167.8 ¥155	Min.: 1,500 Mult.: 750	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	13.52 C/W	25.4 mm	41.6 mm	25 mm	Component
Heat Sinks 25.4x41.6x25mm w/pin extrusion TO-218 HSE-B18254-060H-W Same Sky 1,500: ¥247.5 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18254-060H-W Mouser Part # 490-HSE-B18254-060HW	Same Sky	Heat Sinks 25.4x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥247.5 ¥227.6	Min.: 1,500 Mult.: 750	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	9.26 C/W	25.4 mm	41.6 mm	25 mm	Component
Heat Sinks 31.75x41.6x25mm pin extrusion TO-218 HSE-B18317-035H Same Sky 1,500: ¥234.2 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18317-035H Mouser Part # 490-HSE-B18317-035H	Same Sky	Heat Sinks 31.75x41.6x25mm pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥234.2 ¥220.9	Min.: 1,500 Mult.: 750	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	7.65 C/W	31.75 mm	41.6 mm	25 mm	Component
Heat Sinks 31.75x41.6x25mm pin extrusion TO-218 HSE-B18317-035H-01 Same Sky 1,500: ¥240.8 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18317-035H-01 Mouser Part # 490-HSE-B18317035H01	Same Sky	Heat Sinks 31.75x41.6x25mm pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥240.8 ¥234.2	Min.: 1,500 Mult.: 750	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	7.5 C/W	31.75 mm	41.6 mm	25 mm	Component
Heat Sinks 31.8x42x25mm w/pin extrusion TO-218 HSE-B18318-0396H Same Sky 1,350: ¥313.9 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18318-0396H Mouser Part # 490-HSE-B18318-0396H	Same Sky	Heat Sinks 31.8x42x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥313.9	Min.: 1,350 Mult.: 450	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	8.24 C/W	31.8 mm	42 mm	25 mm	Component
Heat Sinks 38.1x41.6x25mm w/pin extrusion TO-218 HSE-B18381-035H Same Sky 1,800: ¥210.9 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18381-035H Mouser Part # 490-HSE-B18381-035H	Same Sky	Heat Sinks 38.1x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥210.9 ¥207.6	Min.: 1,800 Mult.: 600	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	6.25 C/W	38.1 mm	41.6 mm	25 mm	Component
Heat Sinks 38.1x42x25mm w/pin extrusion TO-218 HSE-B18381-0396H Same Sky 1,350: ¥280.7 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18381-0396H Mouser Part # 490-HSE-B18381-0396H	Same Sky	Heat Sinks 38.1x42x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥280.7 ¥272.4	Min.: 1,350 Mult.: 450	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	6.94 C/W	38.1 mm	42 mm	25 mm	Component
Heat Sinks 38.1x41.6x25mm w/pin extrusion TO-218 HSE-B18381-060H-W Same Sky 1,800: ¥255.8 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18381-060H-W Mouser Part # 490-HSE-B18381-060HW	Same Sky	Heat Sinks 38.1x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥255.8 ¥249.2	Min.: 1,800 Mult.: 600	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	6.25 C/W	38.1 mm	41.6 mm	25 mm	Component
Heat Sinks 38.1x41.6x25mm w/pin extrusion TO-218 HSE-B18381-035H-02 Same Sky 1,800: ¥240.8 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18381-035H-02 Mouser Part # 490-HSE-B18381035H02	Same Sky	Heat Sinks 38.1x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥240.8 ¥234.2	Min.: 1,800 Mult.: 600	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	6.25 C/W	38.1 mm	41.6 mm	25 mm	Component
Heat Sinks 50.8x42x25mm w/pin extrusion TO-218 HSE-B18508-0396H Same Sky 1,200: ¥362.1 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18508-0396H Mouser Part # 490-HSE-B18508-0396H	Same Sky	Heat Sinks 50.8x42x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥362.1	Min.: 1,200 Mult.: 300	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	5.86 C/W	50.8 mm	42 mm	25 mm	Component
Heat Sinks 50.8x41.6x25mm w/pin extrusion TO-218 HSE-B18508-060H-W Same Sky 1,350: ¥302.3 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18508-060H-W Mouser Part # 490-HSE-B18508-060HW	Same Sky	Heat Sinks 50.8x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥302.3	Min.: 1,350 Mult.: 450	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	5.86 C/W	50.8 mm	41.6 mm	25 mm	Component
Heat Sinks 50.8x41.6x25mm w/pin extrusion TO-218 HSE-B18508-035H-03 Same Sky 1,350: ¥269.1 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18508-035H-03 Mouser Part # 490-HSE-B18508035H03	Same Sky	Heat Sinks 50.8x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥269.1 ¥260.8	Min.: 1,350 Mult.: 450	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	5.77 C/W	50.8 mm	41.6 mm	25 mm	Component
Heat Sinks 63.5x41.6x25mm w/pin extrusion TO-218 HSE-B18635-035H Same Sky 1,200: ¥290.7 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18635-035H Mouser Part # 490-HSE-B18635-035H	Same Sky	Heat Sinks 63.5x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥290.7 ¥284	Min.: 1,200 Mult.: 300	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	4.49 C/W	63.5 mm	41.6 mm	25 mm	Component
Heat Sinks 63.5x42x25mm w/pin extrusion TO-218 HSE-B18635-0396H Same Sky 1,200: ¥398.6 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18635-0396H Mouser Part # 490-HSE-B18635-0396H	Same Sky	Heat Sinks 63.5x42x25mm w/pin extrusion TO-218 Learn More about Same Sky cui hse heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥398.6	Min.: 1,200 Mult.: 300	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	5.47 C/W	63.5 mm	42 mm	25 mm	Component
Heat Sinks 63.5x41.6x25mm w/pin extrusion TO-218 HSE-B18635-060H-W Same Sky 1,200: ¥323.9 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18635-060H-W Mouser Part # 490-HSE-B18635-060HW	Same Sky	Heat Sinks 63.5x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥323.9	Min.: 1,200 Mult.: 300	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	4.49 C/W	63.5 mm	41.6 mm	25 mm	Component
Heat Sinks 63.5x41.6x25mm w/pin extrusion TO-218 HSE-B18635-035H-04 Same Sky 1,200: ¥290.7 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B18635-035H-04 Mouser Part # 490-HSE-B18635035H04	Same Sky	Heat Sinks 63.5x41.6x25mm w/pin extrusion TO-218 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥290.7 ¥282.4	Min.: 1,200 Mult.: 300	Heat Sinks	TO-218	PCB	Aluminum	Extruded Axial Fin	4.97 C/W	63.5 mm	41.6 mm	25 mm	Component
Heat Sinks 27x29x12.5mm w/pin extrusion TO-220 HSE-B20270-040H Same Sky 1,500: ¥141.8 Non-Stocked Lead-Time 15 Weeks	Mfr. Part # HSE-B20270-040H Mouser Part # 490-HSE-B20270-040H	Same Sky	Heat Sinks 27x29x12.5mm w/pin extrusion TO-220 Learn More about Same Sky cui heat sinks	Datasheet	Non-Stocked Lead-Time 15 Weeks	¥141.8	Min.: 1,500 Mult.: 1,500	Heat Sinks	TO-220	PCB	Aluminum	Extruded Axial Fin	12.5 C/W	27 mm	35 mm	12.5 mm	Component