Нeatsinks

Part
Number
Pressure Differential [Pa]
Heat resistance Air speed is 6 m/sec [°С/W]
Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]
Overall dimensions without current lead (width/length/height) [mm]
Screw hole diameter (Diameter of the contact surface) [mm]
Weight (without current lead) [кg]
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O123 Item added to favorites Pressure Differential [Pa]:20 Heat resistance Air speed is 6 m/sec [°С/W]:0,212 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,710 (120) Overall dimensions without current lead (width/length/height) [mm]:126х100х122 Screw hole diameter (Diameter of the contact surface) [mm]:(22) Weight (without current lead) [кg]:1,58 (1,45)
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O143 Item added to favorites Pressure Differential [Pa]:30 Heat resistance Air speed is 6 m/sec [°С/W]:0,125 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,500 (120) Overall dimensions without current lead (width/length/height) [mm]:135х150х125 Screw hole diameter (Diameter of the contact surface) [mm]:(42) Weight (without current lead) [кg]:3,18 (2,85)
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O153 Item added to favorites Pressure Differential [Pa]:30 Heat resistance Air speed is 6 m/sec [°С/W]:0,075 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,280 (220) Overall dimensions without current lead (width/length/height) [mm]:170х150х176 Screw hole diameter (Diameter of the contact surface) [mm]:(55) Weight (without current lead) [кg]:5,57 (4,77)
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O171 Item added to favorites Pressure Differential [Pa]:18 Heat resistance Air speed is 6 m/sec [°С/W]:0,355 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:1,120 (80) Overall dimensions without current lead (width/length/height) [mm]:70х80х100 Screw hole diameter (Diameter of the contact surface) [mm]:М20х1,5 Weight (without current lead) [кg]:0,669 (0,63)
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O173 Item added to favorites Pressure Differential [Pa]:40 Heat resistance Air speed is 6 m/sec [°С/W]:0,050 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,180 (400) Overall dimensions without current lead (width/length/height) [mm]:200х250х210 Screw hole diameter (Diameter of the contact surface) [mm]:(82) Weight (without current lead) [кg]:12,18 (10,57)
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O181 Item added to favorites Pressure Differential [Pa]:18 Heat resistance Air speed is 6 m/sec [°С/W]:0,355 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:1,120 (80) Overall dimensions without current lead (width/length/height) [mm]:70х80х100 Screw hole diameter (Diameter of the contact surface) [mm]:М24х1,5 Weight (without current lead) [кg]:0,672 (0,62)
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O193 Item added to favorites Pressure Differential [Pa]:29 Heat resistance Air speed is 6 m/sec [°С/W]:0,03 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,101 (400) Overall dimensions without current lead (width/length/height) [mm]:300х300х213 Screw hole diameter (Diameter of the contact surface) [mm]:(100) Weight (without current lead) [кg]:22,9 (22,0)
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O243 Item added to favorites Pressure Differential [Pa]:30 Heat resistance Air speed is 6 m/sec [°С/W]:0,080 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,280 (220) Overall dimensions without current lead (width/length/height) [mm]:170х150х170 Screw hole diameter (Diameter of the contact surface) [mm]:(42) Weight (without current lead) [кg]:5,56 (4,76)
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O253 Item added to favorites Pressure Differential [Pa]:30 Heat resistance Air speed is 6 m/sec [°С/W]:0,100 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,355 (220) Overall dimensions without current lead (width/length/height) [mm]:170х150х156 Screw hole diameter (Diameter of the contact surface) [mm]:(55) Weight (without current lead) [кg]:5,27 (4,47)
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O271 Item added to favorites Pressure Differential [Pa]:25 Heat resistance Air speed is 6 m/sec [°С/W]:0,236 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,710 (130) Overall dimensions without current lead (width/length/height) [mm]:110х110х100 Screw hole diameter (Diameter of the contact surface) [mm]:М20х1,5 Weight (without current lead) [кg]:1,539 (1,5)
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O281 Item added to favorites Pressure Differential [Pa]:25 Heat resistance Air speed is 6 m/sec [°С/W]:0,236 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,710 (130) Overall dimensions without current lead (width/length/height) [mm]:110х110х100 Screw hole diameter (Diameter of the contact surface) [mm]:М24х1,5 Weight (without current lead) [кg]:1,542 (1,49)
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O343 Item added to favorites Pressure Differential [Pa]:30 Heat resistance Air speed is 6 m/sec [°С/W]:0,100 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:0,355 (220) Overall dimensions without current lead (width/length/height) [mm]:170х150х150 Screw hole diameter (Diameter of the contact surface) [mm]:(42) Weight (without current lead) [кg]:5,26 (4,46)
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O371 Item added to favorites Pressure Differential [Pa]:15 Heat resistance Air speed is 6 m/sec [°С/W]:0,670 Heat resistance (Dissipation capacity) natural cooling [°С/W (W)]:1,900 (50) Overall dimensions without current lead (width/length/height) [mm]:45х80х80 Screw hole diameter (Diameter of the contact surface) [mm]:М20х1,5 Weight (without current lead) [кg]:0,404 (0,365)
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Part numbering guide

О 271 - 110 - N
1 2   3   4

 

1. О — Heatsink
2. Design version
3. Length, mm
4. Ambient conditions

Proton-Electrotex

Address: 19 Leskova Str., Orel, 302040, Russia, room 27, off. 14

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