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Rectangular Fin Heat Sinks

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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 Notched Heat Sink for Vertical Mount for TO-220, TO-247, TO-218, 25.4mm H 657-10ABEPN Wakefield Thermal 1: £2.04 1,050Expected 03/12/2026	Mfr. Part No. 657-10ABEPN Mouser Part No 567-657-10ABEPN	Wakefield Thermal	Heat Sinks Notched Heat Sink for Vertical Mount for TO-220, TO-247, TO-218, 25.4mm H	Datasheet	1,050Expected 03/12/2026	£2.04 £1.66 £1.58 £1.53 View £1.43 £1.37 £1.36 £1.35	Min.: 1 Mult.: 1	Heat Sinks	TO-218, TO-220, TO-247	Through Hole	Aluminum	Rectangular Fin	3.7 C/W	25.4 mm	41.91 mm	25.4 mm	Component
Heat Sinks Heat Sink, Hex-Type Rectifier/Diode Stud-Mount, 127x152.4x127mm, 1.250" Hex Wakefield Thermal 476K 476K Wakefield Thermal 1: £63.44 26Expected 28/10/2026	Mfr. Part No. 476K Mouser Part No 567-476K	Wakefield Thermal	Heat Sinks Heat Sink, Hex-Type Rectifier/Diode Stud-Mount, 127x152.4x127mm, 1.250" Hex	Datasheet	26Expected 28/10/2026	£63.44 £58.31 £53.72 £53.21 View Quote	Min.: 1 Mult.: 1	Heat Sinks	Semiconductor, Stud Mounted	Screw	Aluminum	Rectangular Fin	0.19 C/W	152.4 mm	127 mm	127 mm
Heat Sinks maxiFLOW BGA Heat Sink+Plastic pushPIN, Cross-Cut, 40x38.1x25mm, 1.60C/W, Mid ATS-1040-C2-R0 Advanced Thermal Solutions 1: £21.04 100Factory Stock Available	Mfr. Part No. ATS-1040-C2-R0 Mouser Part No 984-ATS-1040-C2-R0	Advanced Thermal Solutions	Heat Sinks maxiFLOW BGA Heat Sink+Plastic pushPIN, Cross-Cut, 40x38.1x25mm, 1.60C/W, Mid Learn More about Advanced Thermal Solutions ats maxiflow heat sinks	Datasheet	100Factory Stock Available More Info Available	£21.04 £18.73 £18.03 £16.71 View £16.26 £15.18 £14.97 Quote	Min.: 1 Mult.: 1	Heat Sinks	BGA	Push Pin	Aluminum	Rectangular Fin	1.60 deg C/W	1.575" (40.00mm)	1.500" (38.10mm)	0.984" (25.00mm)	Top Mount
Heat Sinks Extrusion Profile, AL6063, 300mm Length, 342mm Width, 49.5mm Height ATS-EXL105-300-R0 Advanced Thermal Solutions 1: £155.72 12Factory Stock Available	Mfr. Part No. ATS-EXL105-300-R0 Mouser Part No 984-ATSEXL105-300-R0	Advanced Thermal Solutions	Heat Sinks Extrusion Profile, AL6063, 300mm Length, 342mm Width, 49.5mm Height Learn More about Advanced Thermal Solutions advancedthermalsoltions ats exl	Datasheet	12Factory Stock Available More Info Available	£155.72 £143.70 £137.35 £135.66 View Quote	Min.: 1 Mult.: 1	Extrusions	Electronic Cooling Applications	Adhesive	Aluminum	Rectangular Fin	2.04 C/W	11.81 in	13.46 in	1.95 in	Aluminum Extrusion
Heat Sinks Extrusion Profile, AL6063, 300mm Length, 120mm Width, 30mm Height ATS-EXL115-300-R0 Advanced Thermal Solutions 1: £68.56 11Factory Stock Available	Mfr. Part No. ATS-EXL115-300-R0 Mouser Part No 984-ATSEXL115300R0	Advanced Thermal Solutions	Heat Sinks Extrusion Profile, AL6063, 300mm Length, 120mm Width, 30mm Height Learn More about Advanced Thermal Solutions advancedthermalsoltions ats exl	Datasheet	11Factory Stock Available More Info Available	£68.56 £62.10 £58.65 £56.01 View £53.49 Quote	Min.: 1 Mult.: 1	Extrusions	Electronic Cooling Applications	Adhesive	Aluminum	Rectangular Fin	4.6 C/W	300 mm	120 mm	30 mm	Aluminum Extrusion
Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 36.83x57.6x5.84mm, 22.48C/W ATS-FPS037058006-35-C2-R0 Advanced Thermal Solutions 1: £4.63 600Factory Stock Available New At Mouser	Mfr. Part No. ATS-FPS037058006-35-C2-R0 Mouser Part No 984-S03705800635C2R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 36.83x57.6x5.84mm, 22.48C/W	Datasheet	600Factory Stock Available More Info Available	£4.63 £4.21 £3.99 £3.79 View £3.73 £3.58 £3.46 £3.34 £3.25	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	22.48 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.230" (5.84mm)	Top Mount
Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 36.83x57.6x17.78mm, 9.12C/W ATS-FPS037058018-37-C2-R0 Advanced Thermal Solutions 1: £5.05 25Factory Stock Available New At Mouser	Mfr. Part No. ATS-FPS037058018-37-C2-R0 Mouser Part No 984-S03705801837C2R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 36.83x57.6x17.78mm, 9.12C/W	Datasheet	25Factory Stock Available More Info Available	£5.05 £4.62 £4.37 £4.16 View £4.07 £3.91 £3.78 £3.65 £3.54	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	9.12 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.700" (17.78mm)	Top Mount
Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, 36.83x57.6x22.86mm, 6.40C/W ATS-FPS037058023-38-C1-R0 Advanced Thermal Solutions 1: £4.49 700Factory Stock Available New At Mouser	Mfr. Part No. ATS-FPS037058023-38-C1-R0 Mouser Part No 984-S03705802338C1R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, 36.83x57.6x22.86mm, 6.40C/W	Datasheet	700Factory Stock Available More Info Available	£4.49 £4.14 £3.94 £3.79 View £3.66 £3.48 £3.35 £3.24 £3.14	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	6.40 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.900" (22.86mm)	Top Mount
Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 57.9x36.83x5.84mm, 25.25C/W ATS-FPS058037006-31-C2-R0 Advanced Thermal Solutions 1: £4.58 200Factory Stock Available New At Mouser	Mfr. Part No. ATS-FPS058037006-31-C2-R0 Mouser Part No 984-S05803700631C2R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 57.9x36.83x5.84mm, 25.25C/W	Datasheet	200Factory Stock Available More Info Available	£4.58 £4.17 £3.95 £3.84 View £3.72 £3.56 £3.43 £3.30 £3.20	Min.: 1 Mult.: 1	Heat Sinks		Push Pin	Aluminum	Rectangular Fin	25.25 deg C/W	2.280" (57.90mm)	1.450" (36.83mm)	0.230" (5.84mm)	Top Mount
Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 57.9x36.83x22.86mm, 14.33C/W ATS-FPS058037023-34-C2-R0 Advanced Thermal Solutions 1: £5.19 675Factory Stock Available New At Mouser	Mfr. Part No. ATS-FPS058037023-34-C2-R0 Mouser Part No 984-S05803702334C2R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 57.9x36.83x22.86mm, 14.33C/W	Datasheet	675Factory Stock Available More Info Available	£5.19 £4.74 £4.50 £4.33 View £4.17 £4.02 £3.88 £3.74 £3.63	Min.: 1 Mult.: 1	Heat Sinks		Push Pin	Aluminum	Rectangular Fin	14.33 deg C/W	2.280" (57.90mm)	1.450" (36.83mm)	0.900" (22.86mm)	Top Mount
Heat Sinks pushPIN Heat Sink Assembly, Fine-Pitch, Straight, Hole: 4-Corner, Blue, T766 Advanced Thermal Solutions ATS-H1-40-C2-R0 ATS-H1-40-C2-R0 Advanced Thermal Solutions 1: £14.52 100Factory Stock Available New At Mouser	Mfr. Part No. ATS-H1-40-C2-R0 Mouser Part No 984-ATS-H1-40-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine-Pitch, Straight, Hole: 4-Corner, Blue, T766	Datasheet	100Factory Stock Available More Info Available	£14.52 £12.96 £12.34 £11.89 View £11.36 £10.82 £10.43 Quote	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	14.56 deg C/W	2.280" (57.90mm)	2.400" (60.96mm)	0.450" (11.43mm)	Top Mount
Heat Sinks pushPIN Heat Sink, Fine-Pitch, Straight, Hole: 4-Corner, Blue Anodized, T766 Advanced Thermal Solutions ATS-FPS037058023-38-C2-R0 ATS-FPS037058023-38-C2-R0 Advanced Thermal Solutions 1: £5.26 521Factory Stock Available New At Mouser	Mfr. Part No. ATS-FPS037058023-38-C2-R0 Mouser Part No 984-S03705802338C2R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink, Fine-Pitch, Straight, Hole: 4-Corner, Blue Anodized, T766	Datasheet	521Factory Stock Available More Info Available	£5.26 £4.80 £4.55 £4.32 View £4.27 £4.09 £3.94 £3.79 £3.68	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	6.42 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.900" (22.86mm)	Top Mount
Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 36.83x57.6x17.78mm ATS-08A-37-C2-R0 Advanced Thermal Solutions 1: £8.14 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-08A-37-C2-R0 Mouser Part No 984-ATS-08A-37-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 36.83x57.6x17.78mm	Datasheet	Non-Stocked Lead-Time 8 Weeks	£8.14 £7.21 £7.17 £6.96 View £6.75 £6.54 £6.43 £6.33 Quote	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	9.12 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.700" (17.78mm)	Top Mount
Heat Sinks maxiFLOW BGA Heat Sink+Plastic pushPIN, Cross-Cut, 40x38.1x15mm, 2.50C/W@300LFM ATS-1039-C1-R0 Advanced Thermal Solutions 100: £12.79 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. ATS-1039-C1-R0 Mouser Part No 984-ATS-1039-C1-R0	Advanced Thermal Solutions	Heat Sinks maxiFLOW BGA Heat Sink+Plastic pushPIN, Cross-Cut, 40x38.1x15mm, 2.50C/W@300LFM Learn More about Advanced Thermal Solutions ats maxiflow heat sinks	Datasheet	Non-Stocked Lead-Time 8 Weeks	£12.79 £12.14 £11.83	Min.: 100 Mult.: 100	Heat Sinks	BGA	Push Pin	Aluminum	Rectangular Fin	2.50 deg C/W	1.575" (40.00mm)	1.500" (38.10mm)	0.590" (15.00mm)	Top Mount
Heat Sinks maxiFLOW BGA Heat Sink+Plastic pushPIN, Cross-Cut, 40.89x45x15mm, 2.50C/W@300LFM ATS-1042-C2-R0 Advanced Thermal Solutions 100: £12.81 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. ATS-1042-C2-R0 Mouser Part No 984-ATS-1042-C2-R0	Advanced Thermal Solutions	Heat Sinks maxiFLOW BGA Heat Sink+Plastic pushPIN, Cross-Cut, 40.89x45x15mm, 2.50C/W@300LFM Learn More about Advanced Thermal Solutions ats maxiflow heat sinks	Datasheet	Non-Stocked Lead-Time 8 Weeks	£12.81 £12.14 £11.83	Min.: 100 Mult.: 100	Heat Sinks	BGA	Push Pin	Aluminum	Rectangular Fin	2.50 deg C/W	1.610" (40.89mm)	1.772" (45.00mm)	0.590" (15.00mm)	Top Mount
Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 57.9x36.83x22.86mm ATS-16F-34-C2-R0 Advanced Thermal Solutions 1: £8.61 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-16F-34-C2-R0 Mouser Part No 984-ATS-16F-34-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 57.9x36.83x22.86mm	Datasheet	Non-Stocked Lead-Time 8 Weeks	£8.61 £7.92 £7.53 £7.05 View £6.74 £6.41 £6.20 £6.01 Quote	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	14.33 deg C/W	2.280" (57.90mm)	1.450" (36.83mm)	0.900" (22.86mm)	Top Mount
Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 36.83x57.6x11.43mm ATS-19G-36-C2-R0 Advanced Thermal Solutions 1: £7.93 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-19G-36-C2-R0 Mouser Part No 984-ATS-19G-36-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 36.83x57.6x11.43mm	Datasheet	Non-Stocked Lead-Time 8 Weeks	£7.93 £7.02 £7.01 £6.91 View £6.70 £6.41 £6.30 £6.22 Quote	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	14.82 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.450" (11.43mm)	Top Mount
Heat Sinks Extrusion Profile, AL6063, 300mm Length, 13.9mm Width, 25mm Height ATS-EXL60-300-R0 Advanced Thermal Solutions 1: £20.84 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. ATS-EXL60-300-R0 Mouser Part No 984-ATS-EXL60-300-R0	Advanced Thermal Solutions	Heat Sinks Extrusion Profile, AL6063, 300mm Length, 13.9mm Width, 25mm Height Learn More about Advanced Thermal Solutions advancedthermalsoltions ats exl	Datasheet	Non-Stocked Lead-Time 8 Weeks	£20.84 £18.07 £17.21 £16.59 View £15.84 £15.18 £14.67	Min.: 1 Mult.: 1	Extrusions	Electronic Cooling Applications	Adhesive	Aluminum	Rectangular Fin	21 C/W	11.81 in	0.55 in	0.98 in	Aluminum Extrusion
Heat Sinks Extrusion Profile, AL6063, Length 300mm, Width 36mm, Height 28.5mm ATS-EXL69-300-R0 Advanced Thermal Solutions 1: £28.93 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. ATS-EXL69-300-R0 Mouser Part No 984-ATS-EXL69-300-R0	Advanced Thermal Solutions	Heat Sinks Extrusion Profile, AL6063, Length 300mm, Width 36mm, Height 28.5mm Learn More about Advanced Thermal Solutions advancedthermalsoltions ats exl	Datasheet	Non-Stocked Lead-Time 8 Weeks	£28.93 £26.84 £25.55 £24.64 View £23.74 £22.60	Min.: 1 Mult.: 1	Extrusions	Electronic Cooling Applications	Adhesive	Aluminum	Rectangular Fin	12.1 C/W	300 mm	36 mm	28.5 mm	Aluminum Extrusion
Heat Sinks Extrusion Profile, AL6063, 300mm Length, 36mm Width, 35.6mm Height ATS-EXL70-300-R0 Advanced Thermal Solutions 1: £35.87 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. ATS-EXL70-300-R0 Mouser Part No 984-ATS-EXL70-300-R0	Advanced Thermal Solutions	Heat Sinks Extrusion Profile, AL6063, 300mm Length, 36mm Width, 35.6mm Height Learn More about Advanced Thermal Solutions advancedthermalsoltions ats exl	Datasheet	Non-Stocked Lead-Time 8 Weeks	£35.87 £31.90 £30.38 £28.68 View £27.79 £26.79 Quote	Min.: 1 Mult.: 1	Extrusions	Electronic Cooling Applications	Adhesive	Aluminum	Rectangular Fin	9.7 C/W	300 mm	36 mm	35.6 mm	Aluminum Extrusion
Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 36.83x57.6x11.43mm ATS-P1-36-C2-R0 Advanced Thermal Solutions 1: £7.39 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-P1-36-C2-R0 Mouser Part No 984-ATS-P1-36-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 36.83x57.6x11.43mm	Datasheet	Non-Stocked Lead-Time 8 Weeks	£7.39 £6.62 £6.30 £6.07 View £5.85 £5.52 £5.31 £5.12	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	14.82 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.450" (11.43mm)	Top Mount
Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 57.9x36.83x11.43mm ATS-P2-32-C2-R0 Advanced Thermal Solutions 1: £8.74 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-P2-32-C2-R0 Mouser Part No 984-ATS-P2-32-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 57.9x36.83x11.43mm	Datasheet	Non-Stocked Lead-Time 8 Weeks	£8.74 £7.80 £7.43 £7.10 View £6.84 £6.51 £6.28 £6.05	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	21.46 deg C/W	2.280" (57.90mm)	1.450" (36.83mm)	0.450" (11.43mm)	Top Mount
Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 57.9x60.96x5.84mm ATS-P2-39-C2-R0 Advanced Thermal Solutions 1: £9.18 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-P2-39-C2-R0 Mouser Part No 984-ATS-P2-39-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine, Straight, 4-Hole, T766, 57.9x60.96x5.84mm	Datasheet	Non-Stocked Lead-Time 8 Weeks	£9.18 £8.19 £7.80 £7.45 View £7.18 £6.84 £6.58 £6.36 Quote	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	18.94 deg C/W	2.280" (57.90mm)	2.400" (60.96mm)	0.230" (5.84mm)	Top Mount
Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 57.9x36.83x17.78mm, 17.42C/W ATS-FPS058037018-33-C2-R0 Advanced Thermal Solutions 1: £5.04 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-FPS058037018-33-C2-R0 Mouser Part No 984-S05803701833C2R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink, Fine, Straight, 4-Hole, T766, 57.9x36.83x17.78mm, 17.42C/W	Datasheet	Non-Stocked Lead-Time 8 Weeks	£5.04 £4.60 £4.37 £4.21 View £4.05 £3.90 £3.78 £3.63 £3.53	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	17.42 deg C/W	2.280" (57.90mm)	1.450" (36.83mm)	0.700" (17.78mm)	Top Mount
Heat Sinks pushPIN Heat Sink Assembly, Fine-Pitch/Straight, Hole: 4-Corner, Blue, T766 Advanced Thermal Solutions ATS-01A-37-C2-R0 ATS-01A-37-C2-R0 Advanced Thermal Solutions 1: £8.14 Non-Stocked Lead-Time 8 Weeks New At Mouser	Mfr. Part No. ATS-01A-37-C2-R0 Mouser Part No 984-ATS-01A-37-C2-R0 New At Mouser	Advanced Thermal Solutions	Heat Sinks pushPIN Heat Sink Assembly, Fine-Pitch/Straight, Hole: 4-Corner, Blue, T766	Datasheet	Non-Stocked Lead-Time 8 Weeks	£8.14 £7.21 £7.17 £6.96 View £6.75 £6.54 £6.43 £6.33 Quote	Min.: 1 Mult.: 1			Push Pin		Rectangular Fin	9.12 deg C/W	1.450" (36.83mm)	2.267" (57.60mm)	0.700" (17.78mm)	Top Mount