Heatsinks 



Heavy TO-3 Heatsink
Big TO-3 heatsink, these can be mounted to a pc board or to a chassis with screws. Each measures approx 2.25" square by 2" high, the black anodized crimped aluminum sinks will transfer a lot of heat and can be used in conjunction with other heat transferring devices like running ice water. Large quantity available; inquire about additional discount when ordering by the truckload.
25Z070 Unit Price : $0.79

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Big TO-220 Heatsink
This is about as big as it gets for a TO-220 heatsink; these are 3" tall, an inch deep and 1&5/8" wide. We have a large supply of these so if you have a serious cooling problem we may have the solution.
25Z071 Unit Price : $0.59

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Large Cast Aluminum Heatsink
Cast heatsink designed to fasten onto a amplifier panel.
Heatsinks like these are commonly seen on the rear of amplifiers. Each one measures approx 6.3 x 1 x0.8"

25Z065 Unit Price : $0.89

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TO-3 Heavy Duty Heatsink
Heavy aluminum heatsink for TO-3 devices such as power transistors and voltage regulators. Struck from 1/16" thick anodized material, this piece measures about 2 x 2 x 1".
Large quantity available.

25Z064 Unit Price : $0.39

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TO-220 Heatsink
Black anodized aluminum heatsink made for to-220 size devices.
These can be used in various combinations; remember heatsinks in parallel ad, heatsinks in series stack up. Conveniently these have a hole drilled in their backside to accommodate the mounting screw and affix the device. The measurements (approx-of course) are 20 x 12 x 15 mm. Large quantity available.

25Z005 Unit Price : $0.19

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4" Extruded Aluminum Heatsink
These heatsinks are cut to length in our warehouse from new stock produced by Aavid Thermal Technologies. Each piece measures about 4" long x 1" wide x 3/8" high.
Alltronics can produce this material in sections of up to eight feet in length.

04Z032 $0.89

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8" Aluminum Heatsink Extruded
New heatsink cut from 8' strips, no extra holes, finned extrusion measures approx 8" x 1" x 3/8".
Custom lengths available....email for quote.
Mfd in USA by Aavid Technologies.


04Z033 $1.49

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12" Heatsink Extruded
Custom cut in our warehouse. We can cut special lengths for you too. This part measures approx 12" x 1" x 3/8" and has 5 vertical fins. The base is about 1/8" thick so there is plenty of material there to machine it for peltier junction (TEC) applications. This is new stock and NO extra holes are included, however they may be made available an a modest extra charge.

04Z034 $1.99

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TO-66 Heatsink
Aluminum Black anodized
Fins are 1” tall
23U016 $ .24

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23U017 100 for $17.95

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TO-3 heatsink
Black anodized aluminum 1 x 1 5/8 1” high
IERC p/n UP-T1027CB
23U018 $0.25

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23U019 100 for $19.95

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CPU Heatsink
Black anodized aluminum, measure approximately 2" x 4" x 5/8", overall length is 5-1/2". The heatsink has 4 steel pins which are easily broken off or pressed out and it also has flanges which are shown in the photo. This unit would be ideal for heatsinking one or two heat pumps (TEC's/Peltier Junctions), or an IC. Large quantity available.
23Z038 $2.69 Large quantity available, inquire about discounts on lots of 100 or more.

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HEATSINK
TO39  Push-on 2-fin 1-1/4" diameter X 3/8"H black aluminum.
22Z017 $0.75 each

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22Z017S 10 for $5.95

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HEATSINK
TO39  Push-on 2-fin 3/4" diameter X 3/8"H black aluminum.
22Z016 $0.49 each

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22Z016S 10 for $3.95

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HEATSINK
TO39  Panel Mount 2-piece 5/8"D  X  7/16"H. Stud 10-32 X 3/8".
Thermalloy #1101
22Z019 $0.85 each

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22Z019S 10 for $6.49

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HEATSINK
TO220 Slip-on   1" X 3/8" X 7/8" black aluminum.
22Z023 $0.59 each

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22Z023S 10 for $4.95

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HEATSINK
Adhesive backed, 28mm square x 12mm high. black anodized aluminum.
22Z014 $0.49 each

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22Z014S 10 for $3.95

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22Z014C 100 for $35.00

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22Z014N 2000 for $500.00

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HEATSINK
TO220  1" X 1-3/16" X 1/2" black aluminum.
22Z020 $0.29 each

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22Z020S 10 for $2.50

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HEATSINK
TO3  1-1/2" X 2" X 1" black aluminum.
22Z021 $0.49 each

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22Z021S 10 for $3.95

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97u009.gif (4332 bytes)TO-3 HEATSINK
2" sq. by 1.5" deep.

97U009    39 each

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