Heatsinks

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01
Manufacturers Part No.
(FK216SACB)
Fischer Elektronik Finger shaped heatsinks FK 216 Aluminum black Screw mounting 33mm 25,4mm
Customer Part No.
Customer Project No.
1.230 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Fischer Elektronik
Finger shaped heatsinks
Aluminum
black
Screw mounting
vertical
SOT32
TO-220
33.0 mm
25.4 mm
13.0 mm
15.0 K/W
02
Manufacturers Part No.
(FK271MI247H)
Fischer Elektronik Attachable heatsinks FK 271 Copper 26mm 23mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
Attachable heatsinks
Copper
horizontal
TO-247
26.0 mm
23.0 mm
9.0 mm
20.2 K/W
03
Manufacturers Part No.
(FK272MI247H)
Fischer Elektronik Attachable heatsinks FK 272 Copper 35mm 23mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
Attachable heatsinks
Copper
horizontal
TO-247
35.0 mm
23.0 mm
9.0 mm
19.9 K/W
04
Manufacturers Part No.
(FK273MI247H)
Fischer Elektronik Attachable heatsinks FK 273 Copper 36mm 23mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
Attachable heatsinks
Copper
horizontal
TO-247
36.0 mm
23.0 mm
9.0 mm
19.6 K/W
05
Manufacturers Part No.
(FK277MI247H)
Fischer Elektronik Attachable heatsinks FK 277 Copper 26mm 23mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
Attachable heatsinks
Copper
horizontal
TO-247
26.0 mm
23.0 mm
9.0 mm
19.2 K/W
06
Manufacturers Part No.
(FK278MI247H)
Fischer Elektronik Attachable heatsinks FK 278 Copper 31mm 23mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
Attachable heatsinks
Copper
horizontal
TO-247
31.0 mm
23.0 mm
9.0 mm
18.9 K/W
07
Manufacturers Part No.
(FK279MI247H)
Fischer Elektronik Attachable heatsinks FK 279 Copper 36mm 23mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
Attachable heatsinks
Copper
horizontal
TO-247
36.0 mm
23.0 mm
9.0 mm
18.6 K/W
08
Manufacturers Part No.
(FK280MI247H)
Fischer Elektronik Attachable heatsinks FK 280 Copper 26mm 23mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
Attachable heatsinks
Copper
horizontal
TO-247
26.0 mm
23.0 mm
15.0 mm
18.5 K/W
09
Manufacturers Part No.
(FK237SA220H)
Fischer Elektronik Attachable heatsinks FK 237 Aluminum black 19,05mm 14,5mm
Customer Part No.
Customer Project No.
410 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 5 or mul. of 5)
Fischer Elektronik
Attachable heatsinks
Aluminum
black
horizontal
TO-220
19.05 mm
14.5 mm
16.75 mm
21.0 K/W
10
Manufacturers Part No.
(SK29-38S)
Assmann WSW Standard extrudes heatsinks V6560 Aluminum black Screw mounting 37,5mm 29mm
Customer Part No.
Customer Project No.
1.720 Pcs.
Planned Delivery Time
Ø 13 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Assmann WSW
Standard extrudes heatsinks
Aluminum
black
Screw mounting
vertical
TO-220
37.5 mm
29.0 mm
12.0 mm
8.0 K/W
11
Manufacturers Part No.
(SK42-25S)
Assmann WSW Standard extrudes heatsinks V8511 Aluminum black Screw mounting 25,4mm 42mm
Customer Part No.
Customer Project No.
672 Pcs.
Next Stock Receipt
Week 09/2025
(84 Pcs.)
Available (from stock)
(at least 14 or mul. of 14)
Assmann WSW
Standard extrudes heatsinks
Aluminum
black
Screw mounting
vertical
SOT32
TO-220
25.4 mm
42.0 mm
25.0 mm
6.5 K/W
12
Manufacturers Part No.
(SK42-38S)
Assmann WSW Standard extrudes heatsinks V8511 Aluminum black Screw mounting 38,1mm 42mm
Customer Part No.
Customer Project No.
1.694 Pcs.
Planned Delivery Time
Ø 13 Weeks
Available (from stock)
(at least 14 or mul. of 14)
Assmann WSW
Standard extrudes heatsinks
Aluminum
black
Screw mounting
vertical
SOT32
TO-220
38.1 mm
42.0 mm
25.0 mm
5.0 K/W
13
Manufacturers Part No.
(SK42-51S)
Assmann WSW Standard extrudes heatsinks V8511 Aluminum black Screw mounting 50,8mm 42mm
Customer Part No.
Customer Project No.
882 Pcs.
Planned Delivery Time
Ø 13 Weeks
Available (from stock)
(at least 14 or mul. of 14)
Assmann WSW
Standard extrudes heatsinks
Aluminum
black
Screw mounting
vertical
SOT32
TO-220
50.8 mm
42.0 mm
25.0 mm
4.0 K/W
14
Manufacturers Part No.
(SK45-38S)
Assmann WSW Standard extrudes heatsinks V7466 Aluminum black Screw mounting 38,1mm 45mm
Customer Part No.
Customer Project No.
1.053 Pcs.
Planned Delivery Time
Ø 13 Weeks
Available (from stock)
(at least 13 or mul. of 13)
Assmann WSW
Standard extrudes heatsinks
Aluminum
black
Screw mounting
vertical
SOT32
TO-220
38.1 mm
45.0 mm
12.7 mm
7.0 K/W
15
Manufacturers Part No.
(SK12938.1STS)
Fischer Elektronik Standard extrudes heatsinks SK 129 black Screw mounting 38,1mm 42mm
Customer Part No.
Customer Project No.
160 Pcs.
Planned Delivery Time
Ø 14 Weeks
Available (from stock)
(at least 5 or mul. of 5)
Fischer Elektronik
Standard extrudes heatsinks
black
Screw mounting
N/A
SOT32
TO-220
TO-3
38.1 mm
42.0 mm
25.0 mm
6.5 K/W
16
Manufacturers Part No.
(SK12950.8STS)
Fischer Elektronik Standard extrudes heatsinks SK 129 black Screw mounting 50,8mm 42mm
Customer Part No.
Customer Project No.
140 Pcs.
Planned Delivery Time
Ø 12 Weeks
Available (from stock)
(at least 5 or mul. of 5)
Fischer Elektronik
Standard extrudes heatsinks
black
Screw mounting
N/A
SOT32
TO-220
TO-3
50.8 mm
42.0 mm
25.0 mm
5.3 K/W
17
Manufacturers Part No.
(SK481/37.5SA)
Fischer Elektronik Standard extrudes heatsinks SK 481 black Clip mounting 37,5mm 30mm
Customer Part No.
Customer Project No.
55 Pcs.
Planned Delivery Time
Ø 15 Weeks
Available (from stock)
(at least 5 or mul. of 5)
Fischer Elektronik
Standard extrudes heatsinks
black
Clip mounting
N/A
37.5 mm
30.0 mm
45.0 mm
5.7 K/W
18
Manufacturers Part No.
(SK481/50SA)
Fischer Elektronik Standard extrudes heatsinks SK 481 black Clip mounting 50mm 30mm
Customer Part No.
Customer Project No.
250 Pcs.
Next Stock Receipt
Week 07/2025
(100 Pcs.)
Available (from stock)
(at least 5 or mul. of 5)
Fischer Elektronik
Standard extrudes heatsinks
black
Clip mounting
N/A
50.0 mm
30.0 mm
45.0 mm
5.7 K/W
19
Manufacturers Part No.
(SK481/75SA)
Fischer Elektronik Standard extrudes heatsinks SK 481 black Clip mounting 75mm 29,4mm
Customer Part No.
Customer Project No.
260 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 5 or mul. of 5)
Fischer Elektronik
Standard extrudes heatsinks
black
Clip mounting
N/A
75.0 mm
29.4 mm
45.0 mm
5.7 K/W
20
Manufacturers Part No.
(SK487/84SA)
Fischer Elektronik Standard extrudes heatsinks SK 487 black Clip mounting 84mm 52,3mm
Customer Part No.
Customer Project No.
110 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available (from stock)
(at least 5 or mul. of 5)
Fischer Elektronik
Standard extrudes heatsinks
black
Clip mounting
N/A
84.0 mm
52.3 mm
28.0 mm
6.5 K/W
21
Manufacturers Part No.
(MODULED9950-B)
MechaTronix LED heatsinks ModuLED Aluminum black 99 mm
Customer Part No.
Customer Project No.
108 Pcs.
Planned Delivery Time
Ø 16 Weeks
Available (from stock)
(at least 1 or mul. of 1)
MechaTronix
LED heatsinks
Aluminum
black
N/A
50.0 mm
99.0 mm
356.0 g
1.34 K/W
22
Manufacturers Part No.
(ICKLEDR40X27)
Fischer Elektronik LED heatsinks ICK LED black Bonding 40 mm
Customer Part No.
Customer Project No.
0 Pcs.
Planned Delivery Time
Ø 8 Weeks
Available on order
(at least 100 or mul. of 100)
Fischer Elektronik
LED heatsinks
black
Bonding
N/A
27.0 mm
40.0 mm
9.41 K/W
23
Manufacturers Part No.
(SK640S)
Assmann WSW Finger shaped heatsinks SK_S Aluminum black Screw mounting 34mm 25,4mm
Customer Part No.
Customer Project No.
870 Pcs.
Planned Delivery Time
Ø 13 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Assmann WSW
Finger shaped heatsinks
Aluminum
black
Screw mounting
horizontal
TO-220
34.0 mm
25.4 mm
12.7 mm
20.0 K/W
24
Manufacturers Part No.
(SK235S)
Assmann WSW U-Extrudes heatsinks SK_S Aluminum black Screw mounting 19,05mm 19,05mm
Customer Part No.
Customer Project No.
2.690 Pcs.
Planned Delivery Time
Ø 13 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Assmann WSW
U-Extrudes heatsinks
Aluminum
black
Screw mounting
horizontal
TO-220
19.05 mm
19.05 mm
9.52 mm
24.0 K/W
25
Manufacturers Part No.
(FK33)
Assmann WSW Attachable heatsinks FK Aluminum black 19mm 12,7mm
Customer Part No.
Customer Project No.
1.570 Pcs.
Planned Delivery Time
Ø 13 Weeks
Available (from stock)
(at least 10 or mul. of 10)
Assmann WSW
Attachable heatsinks
Aluminum
black
horizontal
TO-220
19.0 mm
12.7 mm
12.7 mm
21.0 K/W