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Updated: 06 Apr 2026

10 Best Bjt Transistors Npn

#1 Best Pick
OTOTEC 100PCS Low Power Transistor Low Power Triode Transistor Kit BC547 NPN Transistor BC557 PNP Transistor for Solar Panel Electronic DIY Project

OTOTEC 100PCS Low Power Transistor Low Power Triode Transistor Kit BC547 NPN Transistor BC557 PNP Transistor for Solar Panel Electronic DIY Project

Brand: OTOTEC
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  • Specifications: Current: 0.1A; Voltage: 45V.
  • Reliable Performance: High transmission surge current capability, soldering at high temperatures, low power loss, high efficiency.
  • Wide Application: Transistor is widely used in electronic DIY project, solar panel, charger circuit, product development, students experiment, switching power supply, converter, microwave communication and other circuits.
  • Package: 50pcs BC547 NPN transistor, 50pcs BC557 PNP Transistor to meet your general using need.
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#2 Best Value
HUAREW 10 Values 250 Pcs Transistors NPN BC337 C1815 S8050 2N2222 2N2907 2N3904 PNP A1015 BC327 S8550 2N3906 BJT Bipolar Junction Transistor Assortment Kit

HUAREW 10 Values 250 Pcs Transistors NPN BC337 C1815 S8050 2N2222 2N2907 2N3904 PNP A1015 BC327 S8550 2N3906 BJT Bipolar Junction Transistor Assortment Kit

Brand: HUAREW
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  • HUAREW High Quality BJT Assortment Kit
  • Product Name:Bipolar Junction Transistor
  • Transistor Type: PNP & NPN
  • Transistor Model: 10 Values:NPN-6 Type( BC337, C1815 , S8050 , 2N2222 , 2N2907 , 2N3904 ),PNP-4 Type( A1015 , BC327 , S8550 , 2N3906 )
  • Package Quantity: 250 Pcs
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#3 Budget Pick
840pcs 2N2222A-BC558 NPN PNP TO-92 Transistor Assortment Kit,Three Pin Transistor,DIY Power General Purpose Transistors,with Plastic Box

840pcs 2N2222A-BC558 NPN PNP TO-92 Transistor Assortment Kit,Three Pin Transistor,DIY Power General Purpose Transistors,with Plastic Box

Brand: Jectse
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  • brand new and
  • Transistors are basic semiconductor device that control current, which can also be used as a non- switch.
  • There are total 840 pieces of transistors in this set which will meet you basic needs.
  • All transistors are well packed and assorted in a plastic box for convenient storage.
  • This is a great assortment of transistors for electronic professionals or enthusiasts.
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#4 Top Choice
200Pcs NPN PNP 3-Terminal TO-92 Transistor Assortment Kit ,Model: BC337 BC327 2N2222 2N2907 2N3904 2N3906 S8050 S8550 A1015 C1815

200Pcs NPN PNP 3-Terminal TO-92 Transistor Assortment Kit ,Model: BC337 BC327 2N2222 2N2907 2N3904 2N3906 S8050 S8550 A1015 C1815

Brand: YLSDSW
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  • 1.These transistors have high dielectric strength, fast switching speed, large power dissipation, good current performance, a great choice for your electronic devices.Transistor is a basic semiconductor device that control current, which can also be used as a non- switch.
  • 2.All the transistor is packaged in the order of the paper marked ,easy to find what you need.
  • 3.There are total 200 pieces of transistors in 10 values in this set which will meet you basic needs.10types:BC337, BC327, 2N2222, 2N2907, 2N3904, 2N3906, S8050, S8550, A1015, C1815; each value 20pcs.
  • 4.All transistors are well packed and assorted in a transparent box for convenient storage.convenient to carry it to anywhere you want.
  • 5.This is a great assortment of transistors for electronic or enthusiasts.Stable performance, fit for electronic professionals and enthusiasts, commonly used for D
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#5 Popular Choice
MOKMMKIT 32 Values 800 Pieces Transistor Assortment Kit 2N2222 2N2907 2N3904 2N3906 2N5401 2N5551 S8050 S8550 S9012 S9013 S9014 S9015 A1015 C1815 C945 BC327 BC337 BC547 BC550 BC557 PNP NPN TO-92

MOKMMKIT 32 Values 800 Pieces Transistor Assortment Kit 2N2222 2N2907 2N3904 2N3906 2N5401 2N5551 S8050 S8550 S9012 S9013 S9014 S9015 A1015 C1815 C945 BC327 BC337 BC547 BC550 BC557 PNP NPN TO-92

Brand: MOKMMKIT
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  • MOKMMKIT Power transistor Assortment kit
  • Transistor Type: PNP NPN
  • The transistors packaging includes: 32 values 800 Pcs: S9012 S9013 S9014 S9015 S9018 2N2222 2N2907 2N3904 2N3906 2N4401 2N4403 2N5401 2N5551 BC327 BC337 BC338 BC546 BC547 BC548 BC549 BC550 BC556 BC557 BC558 BC559 S8050 S8550 SS8050 SS8550 A1015 C945 C1815(25 pieces per model)Please confirm the transistor model before purchasing
  • Features: High power, fast switching speed, large driving current, good current performance
  • Application scope: Widely used in electronic DIY engineering, general amplifiers, high-frequency applications, and switch applications
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#6 Top Pick
SING F LTD 100pcs Plastic-Encapsulate Power Transistor NPN 2N2222A 2N2222 40V 0.6A 0.625W TO92 Compatible with Arduinos Compatible with R-aspberry Pi Black

SING F LTD 100pcs Plastic-Encapsulate Power Transistor NPN 2N2222A 2N2222 40V 0.6A 0.625W TO92 Compatible with Arduinos Compatible with R-aspberry Pi Black

Brand: SING F LTD
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  • Product parameters: Transistor type: NPN, Polarization: Bipolar, Collector-Emitter Voltage: 40, Collector-Emitter Current: 0.6A, Power Loss: 0.625W, Frequency: 250MHz, Housing: TO92, Assembly: THT, Packaging Type: Tape
  • Compatibility: This product is Compatible with R-aspberry Pi.
  • Easy to install: Direct replacement without adjustment, perfect compatibility, high reliability.
  • Product Material: This product is specially designed with plastic and metal materials, high service life, and not easy to damage.
  • Product List: Product include a total of 100pcs Transistors, which can completely meet your daily use needs and replacement.
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#7 Top Pick
HUABAN 10 Pieces TIP31C 100V 3A TO220 BJT Bipolar Silicon NPN Transistor

HUABAN 10 Pieces TIP31C 100V 3A TO220 BJT Bipolar Silicon NPN Transistor

Brand: HUABAN
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  • NPN BJT Transistor
  • Part Number: TIP31C ;Package: TO220
  • V(ceo): 100V; Ic: 3A; PD(@ TA 25°C)=2W
  • Package Quantity: 10 Pieces
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#8 Top Pick
Reland Sun 100pcs 2SA970 2SC2240 TO92 (50PCS* A970 +50PCS* C2240) TO-92 Bipolar Transistors - BJT NPN

Reland Sun 100pcs 2SA970 2SC2240 TO92 (50PCS* A970 +50PCS* C2240) TO-92 Bipolar Transistors - BJT NPN

Brand: Reland Sun
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  • 100pcs 2SA970 2SC2240 TO92 (50PCS* A970 +50PCS* C2240 ) TO-92 Bipolar Transistors - BJT NPN
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#9 Top Pick
HUABAN 10 Pieces TIP41C 100V 6A TO220 BJT Bipolar Silicon NPN Transistor

HUABAN 10 Pieces TIP41C 100V 6A TO220 BJT Bipolar Silicon NPN Transistor

Brand: HUABAN
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  • NPN BJT Transistor
  • Part Number: TIP41C ;Package: TO220
  • V(ceo): 100V; Ic: 6A; PD(@ TA 25°C)=2W
  • Package Quantity: 10 Pieces
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#10 Top Pick
EMSea 200Pcs NPN PNP 3-Terminal TO-92 Transistor Assortment Kit BC337 BC327 2N2222 2N2907 2N3904 2N3906 S8050 S8550 A1015 C1815

EMSea 200Pcs NPN PNP 3-Terminal TO-92 Transistor Assortment Kit BC337 BC327 2N2222 2N2907 2N3904 2N3906 S8050 S8550 A1015 C1815

Brand: EMSea
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  • Package: TO-92
  • Package includes 200 pcs of transistors in 10 values, 20pcs each value, which will meet your different requirements.
  • They are basic semiconductor device that control current, which can also be used as a non-contact switch.
  • Comes with a clear plastic box, convenient to carry it to anywhere you want.
  • Stable performance, fit for electronic professionals and enthusiasts, commonly used for DIY or electrical appliances.
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