Transistor Base

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Overview

Product sourcing insights & recommendations

SNS Insider
Fortune Business Insights
26 来源

I have analyzed the market trends, technological insights, and purchasing criteria for transistor bases (mounting and thermal interfaces).

The global power transistor market is projected to reach $16.75 billion in 2026, driven by a massive shift toward Wide Bandgap (WBG) materials like SiC and GaN, which demand advanced thermal management solutions. My research highlights a transition from board-level air cooling to liquid-cooled cold plates and microchannel heat sinks (MCHS) in high-performance sectors like AI servers and electric vehicles.

The accompanying report includes:

  • Market Forecasts (2026-2035): Insights into global growth, CAGR, and regional dominance in Asia-Pacific.
  • Buying Guide: Technical comparisons of aluminum vs. copper bases, mounting techniques (bolting vs. clipping), and thermal interface material (TIM) selection.
  • Strategic Recommendations: Procurement advice focusing on "oversizing" thermal solutions and ensuring precision surface flatness to double component life.

Please refer to the document below for the full analysis and a list of representative products and suppliers.

I have prepared a comprehensive market report and buying guide for transistor bases. You can continue with:

Transistor Base Plate Heat Sink To 3 To 220 Aluminium Copper

Products · Top picks & verified manufacturers

10PCS Aluminum Transistor TO-220/7805 Heat Sink 15 * 10 * 16/20/25mm with Needle Electronic Heat Sink

10PCS Aluminum Transistor TO-220/7805 Heat Sink 15 * 10 * 16/20/25mm with Needle Electronic Heat Sink

$3.604.8(443)
MOQ: 1 bag
TO-3 or TO-220200+ store reviews6% reorder rate≤5h response time
Shenzhen Siyuanhengye Technology Co., Ltd.Shenzhen Siyuanhengye Technology Co., Ltd.🇨🇳CN8 yrs
Aluminum Heat Sink Specially for TO220 Transistor, 15*10*20/21mm, Insulating Gasket, Silica Gel Particle, Silicone Cap

Aluminum Heat Sink Specially for TO220 Transistor, 15*10*20/21mm, Insulating Gasket, Silica Gel Particle, Silicone Cap

$0.60-2.304.6(56)
MOQ: 1 piece
TO-3 or TO-220200+ store reviews3% reorder rate≤1h response time
Shenzhen Dangjie Technology Co., Ltd.Shenzhen Dangjie Technology Co., Ltd.🇨🇳CN2 yrs
1P Aluminum Heat Sink Aluminum Heatsink Cooling for Electronic Transistor TO-220 with 1PIN

1P Aluminum Heat Sink Aluminum Heatsink Cooling for Electronic Transistor TO-220 with 1PIN

$0.304.7(117)
MOQ: 10 pieces
TO-3 or TO-220600+ store reviews15% reorder rate≤2h response time
Shenzhen Oufade Electronics Co., Ltd.Shenzhen Oufade Electronics Co., Ltd.verified🇨🇳CN5 yrs
Aluminum Heat Sink to 220 Transistor 23.5*15.5*20/25/30/45 Hole Height 18mm with Double Pins

Aluminum Heat Sink to 220 Transistor 23.5*15.5*20/25/30/45 Hole Height 18mm with Double Pins

$0.10-0.224.8(455)
MOQ: 5 pieces
TO-3 or TO-220100+ store reviews7% reorder rate≤10h response time
Shenzhen Xinsheng Microelectronics Technology Co., Ltd.Shenzhen Xinsheng Microelectronics Technology Co., Ltd.🇨🇳CN5 yrs
15*10*20MM TO220 Three-terminal Transistor Type Special Heat Sink Made of Aluminum Alloy 718 Heat Exchanger

15*10*20MM TO220 Three-terminal Transistor Type Special Heat Sink Made of Aluminum Alloy 718 Heat Exchanger

$0.024.2(285)
MOQ: 1 piece
TO-3 or TO-220300+ store reviews8% reorder rate≤5h response time
Shenzhen Carn Technology Co., Ltd.Shenzhen Carn Technology Co., Ltd.🇨🇳CN6 yrs
ZYSY 20*15*10mm Aluminium Heatsink TO-220 Heat Sink Transistor Radiator Cooler Cooling

ZYSY 20*15*10mm Aluminium Heatsink TO-220 Heat Sink Transistor Radiator Cooler Cooling

$0.07-0.104.8(974)
MOQ: 100 pieces
TO-3 or TO-22050+ store reviews6% reorder rate≤1h response time
Shenzhen Zhiyuan Shengye Technology Co., Ltd.Shenzhen Zhiyuan Shengye Technology Co., Ltd.🇨🇳CN1 yr
Silver Heat Sink 20X15X10MM Simple Without Needle Radiator Cooling Fin Cooler Radiator Aluminum for Transistors TO-220

Silver Heat Sink 20X15X10MM Simple Without Needle Radiator Cooling Fin Cooler Radiator Aluminum for Transistors TO-220

$0.154.9(911)
MOQ: 50 pieces
TO-3 or TO-22050+ store reviews12% reorder rate≤2h response time
Shenzhen Yuke Chip Electronics Co., Ltd.Shenzhen Yuke Chip Electronics Co., Ltd.verified🇨🇳CN1 yr
Aluminum Transistor TO-220/7805 Heat Sink 15*10*16/20/25mm with Pins Electronic Heat Sink

Aluminum Transistor TO-220/7805 Heat Sink 15*10*16/20/25mm with Pins Electronic Heat Sink

$0.16-0.174.6(288)
MOQ: 50 pieces
TO-3 or TO-2201800+ store reviews20% reorder rate≤7h response time
Shenzhen Ruize Technology Co., Ltd.Shenzhen Ruize Technology Co., Ltd.verified🇨🇳CN8 yrs
TO-220 Heatsink for Transistor 7805 TO220 Package MOSfet U Type Aluminum Heat Sink 10*15*20mm

TO-220 Heatsink for Transistor 7805 TO220 Package MOSfet U Type Aluminum Heat Sink 10*15*20mm

$0.044.9(632)
MOQ: 100 pieces
TO-3 or TO-220800+ store reviews12% reorder rate≤6h response time
Shenzhen Jiexing Weiye Electronic Co., Ltd.Shenzhen Jiexing Weiye Electronic Co., Ltd.🇨🇳CN17 yrs
Aluminium TO-220 Heatsink TO 220 Heat Sink Transistor Radiator TO220 Cooler Cooling 20*15*10MM

Aluminium TO-220 Heatsink TO 220 Heat Sink Transistor Radiator TO220 Cooler Cooling 20*15*10MM

$0.02-0.044.9(973)
MOQ: 50 pieces
TO-3 or TO-220400+ store reviews36% reorder rate≤6h response time
Shenzhen Sanruisheng Technology Co., Ltd.Shenzhen Sanruisheng Technology Co., Ltd.🇨🇳CN7 yrs
New Original Ready Stock 2 TO-220 Heat Sinks w/ Insulators & Hardware for Transistors (Qty)

New Original Ready Stock 2 TO-220 Heat Sinks w/ Insulators & Hardware for Transistors (Qty)

$49-7705.0(161)
MOQ: 1 piece
TO-3 or TO-22016% reorder rate≤1h response time
Xiamen Wading Trading Co., Ltd.Xiamen Wading Trading Co., Ltd.🇨🇳CN1 yr
Custom Small Anodized Black Aluminum Alloy U-Type TO-220 Transistor Heat Sink Grade 6000 Series Temper T3~T8 Unique Profiles

Custom Small Anodized Black Aluminum Alloy U-Type TO-220 Transistor Heat Sink Grade 6000 Series Temper T3~T8 Unique Profiles

$0.30-25.0(179)
MOQ: 1 piece
TO-3 or TO-220≤7h response time
Shenzhen Yudatech Technology Co., Ltd.Shenzhen Yudatech Technology Co., Ltd.🇨🇳CN8 yrs
Heatsink for the Transistor To220

Heatsink for the Transistor To220

$0.10-0.504.5(614)
MOQ: 1000 pieces
TO-3 or TO-220≤5h response time
BROADLAKE CO., LTD.BROADLAKE CO., LTD.🇹🇼TW17 yrs
7805 TO-220 Heatsink 20*15*10mm U Type Transistor Heat Sink Aluminium For MOS MOSFET Silver

7805 TO-220 Heatsink 20*15*10mm U Type Transistor Heat Sink Aluminium For MOS MOSFET Silver

$0.02-0.034.7(250)
MOQ: 100 pieces
TO-3 or TO-220200+ store reviews11% reorder rate≤7h response time
Shenzhen Sungood Electronics Technology Co., Ltd.Shenzhen Sungood Electronics Technology Co., Ltd.verified🇨🇳CN4 yrs
Black Anodized Power Transistor Extruded Heatsink Profile To-220 23(W)x16(H)x30(L) Two Pins IC MOS Extrusion Aluminum Heat Sink

Black Anodized Power Transistor Extruded Heatsink Profile To-220 23(W)x16(H)x30(L) Two Pins IC MOS Extrusion Aluminum Heat Sink

$0.304.8(641)
MOQ: 100 pieces
TO-3 or TO-220≤6h response time
Suzhou Remgar Metal Manufacturer Co., Ltd.Suzhou Remgar Metal Manufacturer Co., Ltd.🇨🇳CN9 yrs
25*23*16MM TO-220 Triode Heat Sink TO220 Transistor Aluminum Radiator Heat Sink With 2Pin

25*23*16MM TO-220 Triode Heat Sink TO220 Transistor Aluminum Radiator Heat Sink With 2Pin

$0.10-0.504.6(742)
MOQ: 1 piece
TO-3 or TO-220200+ store reviews7% reorder rate≤6h response time
Shenzhen Forever Electronic Technology Co., Ltd.Shenzhen Forever Electronic Technology Co., Ltd.🇨🇳CN12 yrs
Custom Extruded 6000 Series Aluminum Heatsink with Bending-Black Anodized for TO-220/TO-247 Power Transistors & MOSFET

Custom Extruded 6000 Series Aluminum Heatsink with Bending-Black Anodized for TO-220/TO-247 Power Transistors & MOSFET

$0.50-55.0(699)
MOQ: 1000 pieces
TO-3 or TO-2202900+ store reviews75% reorder rate≤3h response time
Shanghai Ruiyi Metal Co., Ltd.Shanghai Ruiyi Metal Co., Ltd.verified🇨🇳CN16 yrs
Custom Made Black Aluminium Heat Sink  for TO-220 Transistor, TO-220 Aluminium Heat Sink for Voltage Regulator MOSFET Transistor

Custom Made Black Aluminium Heat Sink for TO-220 Transistor, TO-220 Aluminium Heat Sink for Voltage Regulator MOSFET Transistor

$2.50-34.9(432)
MOQ: 500 pieces
TO-3 or TO-2202100+ store reviews36% reorder rate≤5h response time
Jiangyin Yonghao Machinery Co., Ltd.Jiangyin Yonghao Machinery Co., Ltd.verified🇨🇳CN14 yrs
YB30 Double Needle Black 30 * 30 * 25mm Aluminum Heat Sink Transistor/thyristor TO-220 Pin Spacing 23

YB30 Double Needle Black 30 * 30 * 25mm Aluminum Heat Sink Transistor/thyristor TO-220 Pin Spacing 23

$0.07-0.084.7(331)
MOQ: 10 pieces
TO-3 or TO-220100+ store reviews8% reorder rate≤1h response time
Shenzhen Liyang Technology Co., Ltd.Shenzhen Liyang Technology Co., Ltd.🇨🇳CN1 yr
MLK Aluminum Heat Sink 40x17.5x17mm Power Amplifier IC Cooler TO-220 Two Hole Transistor MOSFET Cooling Fin

MLK Aluminum Heat Sink 40x17.5x17mm Power Amplifier IC Cooler TO-220 Two Hole Transistor MOSFET Cooling Fin

$0.454.2(356)
MOQ: 10 pieces
TO-3 or TO-22016% reorder rate≤1h response time
Shenzhen Mlk Technology Co., Ltd.Shenzhen Mlk Technology Co., Ltd.🇨🇳CN2 yrs
Triode Transistor Heatsink Refrigerator Radiator New Energy Equipment Grow Light High Density Toothed Heat Sink

Triode Transistor Heatsink Refrigerator Radiator New Energy Equipment Grow Light High Density Toothed Heat Sink

$0.504.9(156)
MOQ: 2 pieces
TO-3 or TO-220
Xsy Industries Co., Ltd.Xsy Industries Co., Ltd.verified🇨🇳CN18 yrs
Smart Electronics Black White Aluminum Heat Sink for TO-220 MOSFET Transistors 21x15x10mm Pin Screw Hole

Smart Electronics Black White Aluminum Heat Sink for TO-220 MOSFET Transistors 21x15x10mm Pin Screw Hole

$0.09-0.804.9(659)
MOQ: 10 pieces
TO-3 or TO-220200+ store reviews7% reorder rate≤1h response time
Shenzhen Smart Electronics Co., LtdShenzhen Smart Electronics Co., Ltd🇨🇳CN14 yrs
Silver Heat Sink 20X15X10MM Simple Without Needle Radiator Cooling Fin Cooler Radiator Aluminum for Transistors TO-220

Silver Heat Sink 20X15X10MM Simple Without Needle Radiator Cooling Fin Cooler Radiator Aluminum for Transistors TO-220

$0.155.0(194)
MOQ: 50 pieces
TO-3 or TO-22012% reorder rate≤1h response time
Shunyi Trading (Shenzhen) Co., LtdShunyi Trading (Shenzhen) Co., Ltd🇨🇳CN1 yr
TO-220 Transistor Special Aluminum Heat Sink 14X5-20MM Electronic Radiator Made in China

TO-220 Transistor Special Aluminum Heat Sink 14X5-20MM Electronic Radiator Made in China

$0.024.8(468)
MOQ: 2 pieces
TO-3 or TO-2202000+ store reviews16% reorder rate≤2h response time
Yueqing Nqqk Electric FactoryYueqing Nqqk Electric Factory🇨🇳CN10 yrs
Silver Heat Sink 25X15X10MM Without Needle Radiator Cooling Fin Cooler Radiator Aluminum 25*15*10MM for Transistors TO220

Silver Heat Sink 25X15X10MM Without Needle Radiator Cooling Fin Cooler Radiator Aluminum 25*15*10MM for Transistors TO220

$0.154.8(199)
MOQ: 100 pieces
TO-3 or TO-220400+ store reviews7% reorder rate≤6h response time
Shenzhen Youxin Electronic Technology Co., Ltd.Shenzhen Youxin Electronic Technology Co., Ltd.🇨🇳CN4 yrs
XLW 10pcs Aluminium TO-220 Heatsink to 220 Heat Sink Transistor Radiator TO220 Cooler Cooling with Pin 20*15*10MM

XLW 10pcs Aluminium TO-220 Heatsink to 220 Heat Sink Transistor Radiator TO220 Cooler Cooling with Pin 20*15*10MM

$0.174.9(447)
MOQ: 500 pieces
TO-3 or TO-220100+ store reviews21% reorder rate≤1h response time
Shenzhen Xinliwei Electronics Technology Co., LtdShenzhen Xinliwei Electronics Technology Co., Ltd🇨🇳CN6 yrs
Cooling Powerhouse Power Transistor Square 6000 Series Aluminum Heat Sink with Cutting & Welding Services

Cooling Powerhouse Power Transistor Square 6000 Series Aluminum Heat Sink with Cutting & Welding Services

$0.90-3.324.4(427)
MOQ: 1 piece
100% reorder rate≤4h response time
Dongguan Lolin Technology Co., Ltd.Dongguan Lolin Technology Co., Ltd.🇨🇳CN6 yrs
Hot Plate     MM silver highquality heat sink simple TO transistor and other specialized p

Hot Plate MM silver highquality heat sink simple TO transistor and other specialized p

$0.034.8(673)
MOQ: 1 piece
TO-3 or TO-22050+ store reviews23% reorder rate≤3h response time
Shenzhen VictoryStar Technology.,LimitedShenzhen VictoryStar Technology.,Limited🇨🇳CN6 yrs
Hot Plate     MM silver highquality heat sink simple TO transistor and other specialized p

Hot Plate MM silver highquality heat sink simple TO transistor and other specialized p

$0.034.0(673)
MOQ: 1 piece
TO-3 or TO-220
Shenzhen VictoryStar Technology.,LimitedShenzhen VictoryStar Technology.,Limitedverified🇨🇳CN14 yrs

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