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TO-3 Thermal Management

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (DKK) Filter the results in the table by unit price based on your quantity.	Qty.
Heat Sinks Heat Sink for TO3, 120.7x76.2x66.7mm, 6.9mm dia. Hole Mounting Hole Pattern 421F Wakefield Thermal 1: 248,94 kr. 60In Stock	Mfr. Part No. 421F Mouser Part No 567-421F	Wakefield Thermal	Heat Sinks Heat Sink for TO3, 120.7x76.2x66.7mm, 6.9mm dia. Hole Mounting Hole Pattern	Datasheet	60In Stock	248,94 kr. 235,96 kr. 225,52 kr. 223,80 kr. View 223,73 kr. 217,31 kr. Quote	Min.: 1 Mult.: 1
Heat Sinks Maximum Efficiency, Omnidirectional Heat Sink, No Hole Pattern, 31.8mm Height 680-125K Wakefield Thermal 1: 123,61 kr. 127In Stock	Mfr. Part No. 680-125K Mouser Part No 567-680-125K	Wakefield Thermal	Heat Sinks Maximum Efficiency, Omnidirectional Heat Sink, No Hole Pattern, 31.8mm Height	Datasheet	127In Stock	123,61 kr. 115,18 kr. 108,47 kr. 107,27 kr. 93,55 kr.	Min.: 1 Mult.: 1
Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 8.4 Degree C/W, 25.4mm 501503B00000G Aavid 1: 12,76 kr. 4.898In Stock	Mfr. Part No. 501503B00000G Mouser Part No 532-501503B00	Aavid	Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 8.4 Degree C/W, 25.4mm	Datasheet	4.898In Stock	12,76 kr. 11,71 kr. 11,41 kr. 11,12 kr. View 10,52 kr. 9,85 kr. 9,33 kr. 8,80 kr. 8,28 kr.	Min.: 1 Mult.: 1
Heat Sinks Basket Heat Sink for TO-3, Fold Back Fin, Horizontal, 5.5 Degree C/W, 33.27mm 569003B00000G Aavid 1: 24,99 kr. 1.498In Stock	Mfr. Part No. 569003B00000G Mouser Part No 532-569003B00	Aavid	Heat Sinks Basket Heat Sink for TO-3, Fold Back Fin, Horizontal, 5.5 Degree C/W, 33.27mm	Datasheet	1.498In Stock	24,99 kr. 24,47 kr. 21,41 kr. 20,14 kr. View 18,95 kr. 18,20 kr.	Min.: 1 Mult.: 1
Heat Sinks Space-Saving, Expandable Collar Heat Sink, TO3, Horizontal, 12.5 C/W, Black 579103B00000G Aavid 1: 16,71 kr. 2.707In Stock	Mfr. Part No. 579103B00000G Mouser Part No 532-579103B00	Aavid	Heat Sinks Space-Saving, Expandable Collar Heat Sink, TO3, Horizontal, 12.5 C/W, Black	Datasheet	2.707In Stock	16,71 kr. 15,22 kr. 14,85 kr. 13,95 kr. View 13,13 kr. 12,46 kr. 11,94 kr. 11,49 kr. 10,59 kr.	Min.: 1 Mult.: 1
Heat Sinks Low Profile Heat Sink for All Metal-Case Power Semis for TO-3, 120.6x76.2x11.7mm 623A Wakefield Thermal 1: 81,84 kr. 227In Stock	Mfr. Part No. 623A Mouser Part No 567-623A	Wakefield Thermal	Heat Sinks Low Profile Heat Sink for All Metal-Case Power Semis for TO-3, 120.6x76.2x11.7mm	Datasheet	227In Stock	81,84 kr. 75,42 kr. 71,84 kr. 69,15 kr. View 65,87 kr. 63,11 kr. 61,17 kr. 59,01 kr.	Min.: 1 Mult.: 1
Heat Sinks Heat Sink for TO3, 120.7x140.2x66.7mm, (1) TO3 Mounting Hole Pattern 423A Wakefield Thermal 1: 209,78 kr. 34In Stock	Mfr. Part No. 423A Mouser Part No 567-423-A	Wakefield Thermal	Heat Sinks Heat Sink for TO3, 120.7x140.2x66.7mm, (1) TO3 Mounting Hole Pattern	Datasheet	34In Stock	209,78 kr. 189,19 kr. 182,84 kr. 166,13 kr. View 156,44 kr. 152,93 kr.	Min.: 1 Mult.: 1
Heat Sinks Basket Heat Sink for TO-3, Slanted Fin, Horizontal, 7.2 Degree C/W, 12.7mm 500103B00000G Aavid 1: 22,23 kr. 2.831In Stock	Mfr. Part No. 500103B00000G Mouser Part No 532-500103B00	Aavid	Heat Sinks Basket Heat Sink for TO-3, Slanted Fin, Horizontal, 7.2 Degree C/W, 12.7mm	Datasheet	2.831In Stock	22,23 kr. 20,66 kr. 20,14 kr. 19,02 kr. View 17,90 kr. 16,71 kr. 16,19 kr. 15,37 kr.	Min.: 1 Mult.: 1
Heat Sinks Double-Surface Heat Sink for TO3, V Hole Pattern, 120.7mm 401V Wakefield Thermal 1: 77,96 kr. 108In Stock	Mfr. Part No. 401V Mouser Part No 567-401V	Wakefield Thermal	Heat Sinks Double-Surface Heat Sink for TO3, V Hole Pattern, 120.7mm	Datasheet	108In Stock	77,96 kr. 76,32 kr. 76,24 kr.	Min.: 1 Mult.: 1
Heat Sinks Maximum Efficiency, Omnidirectional Heat Sink for TO-3, 25.4mm Height 680-10A Wakefield Thermal 1: 110,93 kr. 93In Stock	Mfr. Part No. 680-10A Mouser Part No 567-680-10A	Wakefield Thermal	Heat Sinks Maximum Efficiency, Omnidirectional Heat Sink for TO-3, 25.4mm Height	Datasheet	93In Stock	110,93 kr. 103,40 kr. 93,85 kr. 93,70 kr. View 80,20 kr. 78,11 kr.	Min.: 1 Mult.: 1
Heat Sinks Double-Surface Heat Sink for TO-3 Case, 120.7x76.2x31.8mm, 6.9mm Dia. Mount Hole 403F Wakefield Thermal 1: 151,29 kr. 90In Stock	Mfr. Part No. 403F Mouser Part No 567-403F	Wakefield Thermal	Heat Sinks Double-Surface Heat Sink for TO-3 Case, 120.7x76.2x31.8mm, 6.9mm Dia. Mount Hole	Datasheet	90In Stock	151,29 kr. 134,06 kr. 129,28 kr. 123,54 kr. View 123,46 kr. Quote	Min.: 1 Mult.: 1
Heat Sinks Low Profile Heat Sink for All Metal-Case Power Semis for TO-3, 120.6x38.1x11.7mm 621A Wakefield Thermal 1: 39,76 kr. 301In Stock	Mfr. Part No. 621A Mouser Part No 567-621A	Wakefield Thermal	Heat Sinks Low Profile Heat Sink for All Metal-Case Power Semis for TO-3, 120.6x38.1x11.7mm	Datasheet	301In Stock	39,76 kr. 37,75 kr. 36,78 kr. 34,69 kr. View 32,67 kr. 30,51 kr. 29,47 kr. 27,53 kr. 27,45 kr.	Min.: 1 Mult.: 1
Heat Sinks Heatsink, T03 HS01 Apex Microtechnology 1: 161,96 kr. 256In Stock 666Expected 16/11/2026	Mfr. Part No. HS01 Mouser Part No 137-HS01	Apex Microtechnology	Heat Sinks Heatsink, T03	Datasheet	256In Stock 666Expected 16/11/2026	161,96 kr. 152,93 kr. 143,98 kr. 134,95 kr. View 125,92 kr. 119,36 kr. 115,93 kr.	Min.: 1 Mult.: 1
Heat Sinks Heatsink, T03 HS02 Apex Microtechnology 1: 191,65 kr. 322In Stock 276Expected 16/11/2026	Mfr. Part No. HS02 Mouser Part No 137-HS02	Apex Microtechnology	Heat Sinks Heatsink, T03	Datasheet	322In Stock 276Expected 16/11/2026	191,65 kr. 173,82 kr. 162,93 kr. 155,62 kr. View 150,02 kr. 142,86 kr. 139,88 kr.	Min.: 1 Mult.: 1
Heat Sinks Heatsink, T03 HS13 Apex Microtechnology 1: 782,93 kr. 43In Stock	Mfr. Part No. HS13 Mouser Part No 137-HS13	Apex Microtechnology	Heat Sinks Heatsink, T03	Datasheet	43In Stock	782,93 kr. 727,50 kr. 694,97 kr. 654,62 kr. View 630,59 kr. Quote	Min.: 1 Mult.: 1
Heat Sinks Heatsink, T03 HS14 Apex Microtechnology 1: 494,00 kr. 29In Stock	Mfr. Part No. HS14 Mouser Part No 137-HS14	Apex Microtechnology	Heat Sinks Heatsink, T03	Datasheet	29In Stock	494,00 kr. 447,53 kr. 417,69 kr. 402,77 kr. View 387,92 kr. Quote	Min.: 1 Mult.: 1
Heat Sinks BGA Heat Sink, High Performance, Stamped, No TIM, TO-3, 45.21x45.21x30.99mm ATS-PCBT1088 Advanced Thermal Solutions 1: 30,06 kr. 85In Stock	Mfr. Part No. ATS-PCBT1088 Mouser Part No 984-ATS-PCBT1088	Advanced Thermal Solutions	Heat Sinks BGA Heat Sink, High Performance, Stamped, No TIM, TO-3, 45.21x45.21x30.99mm	Datasheet	85In Stock	30,06 kr. 26,93 kr. 25,66 kr. 24,77 kr. View 23,80 kr. 22,45 kr. 21,56 kr. 20,96 kr. 20,66 kr.	Min.: 1 Mult.: 1
Heat Sinks Heatsink, T03, PDIP, Pwr Pkg, H2O-cooled HS11 Apex Microtechnology 1: 2.579,37 kr. 2In Stock	Mfr. Part No. HS11 Mouser Part No 137-HS11	Apex Microtechnology	Heat Sinks Heatsink, T03, PDIP, Pwr Pkg, H2O-cooled	Datasheet	2In Stock	2.579,37 kr. 2.376,68 kr. 2.206,89 kr.	Min.: 1 Mult.: 1
Heat Sinks Hat Section Heat Sink for TO-3, Horizontal, Black Anodized, 50.8x44.45x9.52mm 506007B00000G Aavid 1: 12,61 kr. 5.024In Stock	Mfr. Part No. 506007B00000G Mouser Part No 532-506007B00	Aavid	Heat Sinks Hat Section Heat Sink for TO-3, Horizontal, Black Anodized, 50.8x44.45x9.52mm	Datasheet	5.024In Stock	12,61 kr. 11,41 kr. 11,04 kr. 10,67 kr. View 10,59 kr. 9,77 kr.	Min.: 1 Mult.: 1
Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 12 Degree C/W, 12.7mm 501303B00000G Aavid 1: 11,19 kr. 7.553In Stock	Mfr. Part No. 501303B00000G Mouser Part No 532-501303B00	Aavid	Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 12 Degree C/W, 12.7mm	Datasheet	7.553In Stock	11,19 kr. 10,82 kr. 10,29 kr. 8,43 kr. View 8,36 kr. 6,99 kr.	Min.: 1 Mult.: 1
Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 10 Degree C/W, 19.05mm 501403B00000G Aavid 1: 20,14 kr. 1.236In Stock	Mfr. Part No. 501403B00000G Mouser Part No 532-501403B00	Aavid	Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 10 Degree C/W, 19.05mm	Datasheet	1.236In Stock	20,14 kr. 17,83 kr. 17,53 kr. 17,01 kr. View 16,26 kr. 15,52 kr. 12,09 kr.	Min.: 1 Mult.: 1
Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 7.4 Degree C/W, 25mm PF527G Aavid 1: 108,17 kr. 266In Stock	Mfr. Part No. PF527G Mouser Part No 532-PF-527	Aavid	Heat Sinks Diamond Shaped, Basket Heat Sink for TO-3, Horizontal, 7.4 Degree C/W, 25mm	Datasheet	266In Stock	108,17 kr. 100,86 kr. 95,64 kr. 91,46 kr. View 91,39 kr. 81,91 kr. 81,76 kr. Quote	Min.: 1 Mult.: 1
Heat Sinks Maximum Efficiency, Omnidirectional Heat Sink for TO-3, 31.8mm Height 680-125A Wakefield Thermal 1: 130,33 kr. 210In Stock 750Expected 11/12/2026	Mfr. Part No. 680-125A Mouser Part No 567-680-125A	Wakefield Thermal	Heat Sinks Maximum Efficiency, Omnidirectional Heat Sink for TO-3, 31.8mm Height	Datasheet	210In Stock 750Expected 11/12/2026	130,33 kr. 125,78 kr. 111,00 kr. 104,81 kr. 90,56 kr.	Min.: 1 Mult.: 1
Heat Sinks Highest Efficiency/Lowest Unit Cost Heat Sink for TO-3, 33.3mm Height 690-3B Wakefield Thermal 1: 23,42 kr. 2.034In Stock	Mfr. Part No. 690-3B Mouser Part No 567-690-3B	Wakefield Thermal	Heat Sinks Highest Efficiency/Lowest Unit Cost Heat Sink for TO-3, 33.3mm Height Learn More about Wakefield Thermal wakefield vette 690 extruded heat sinks	Datasheet	2.034In Stock	23,42 kr. 22,01 kr. 20,37 kr. 18,50 kr. View 17,61 kr. 13,20 kr.	Min.: 1 Mult.: 1
Heat Sinks Heat Sink for TO3, 120.7x76.2x66.7mm, (1) TO3 Mounting Hole Pattern 421A Wakefield Thermal 1: 196,72 kr. 67In Stock	Mfr. Part No. 421A Mouser Part No 567-421A	Wakefield Thermal	Heat Sinks Heat Sink for TO3, 120.7x76.2x66.7mm, (1) TO3 Mounting Hole Pattern	Datasheet	67In Stock	196,72 kr. 184,71 kr. 168,22 kr. 155,99 kr. View 149,87 kr. 143,16 kr. 141,89 kr. Quote	Min.: 1 Mult.: 1

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