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The 8 Best jfet transistors of 2025

Are you trying to find jfet transistors among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling jfet transistors on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 28 hours of research and did 36 jfet transistors tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best jfet transistors you can buy today

No. 1
Fairchild Semiconductor J112. Transistor, JFET, N Channel, 3-Pin, 4.7 mm H x 4.7 mm L x 3.93 mm W (Pack of 20)
  • Maximum drain gate voltage - 35V
  • Configuration - single
  • Through hole mounting
  • Package Dimensions: 3.81 L x 7.62 H x 7.62 W (cm)
No. 2
Chanzon 2N5457 TO-92 N-Channel JFET FET Junction Field-Effect Transistor, for Amplification and High Frequency Applications (Pack of 10pcs)
  • Transistor Type: Junction Field-Effect Transistor (JFET) with N-Channel Polarity.
  • N-Channel JFET: Specialized for high impedance and low noise applications, including signal amplification and switching.
  • Specification: Capable of handling a maximum Drain-Source voltage (VDSS) of 25V and a maximum Drain Current (ID) of 10mA.
  • Application: Ideal for use in electronic circuits such as audio amplifiers, general purpose amplifiers, and low power switching applications.
  • Package: Supplied in an Anti-Static bag for electrostatic protection, ensuring ESD safety and long shelf life.
No. 3
Transistor Assortment Kit, 434 pcs 24 Values, BJT, Mosfet, Germanium, Darlington, JFET, Sockets, 2n3904 2n3906 2n5551 2n5401 C945 A733 C1815 SS8050 BC547 BC558 2n5088 2n2222 2n7000 BC517 3AX31 J201
  • 434 pcs 24 values Transistor Assortment Box
  • Includes BJT, Mosfets, JFET, Darlington, Germanium, NPN and PNP Transistors:
  • BJTs: 2n3904, 2n3906, 2n5551, 2n5401, C945, A733, C1815, A1015, SS8050, SS8550, S9014, S9015, BC327, BC337, BC547, BC557, BC548, BC558, 2n5088, 2n2222
  • MosFET: 2n7000, Darlington: BC517, Germanium: 3AX31, JFET: J201
  • Transistors come sorted accordingly in a labeled and handy box, includes 20 pcs Transistor Sockets
No. 4
Bridgold 20pcs(10pcs 2N5457+10pcs 2N5458) N−Channel General Purpose JFETs Transistors,TO-92.
  • N−Channel for Higher Gain,Package Including:10pcs*2N5457+10pcs*2N5458
  • Drain and Source Interchangeable
  • High ACInput Impedance,High DC Input Resistance.
  • Low Transfer and Input Capacitance
  • Low Cross−Modulation and Intermodulation Distortion.
No. 5
J201 JFET NPN FET Transistor, 15 pcs incl. sockets
  • 15 pcs J201 JFET Transistor
  • The Transistors are soldered to an adapter (from SMD to TO-92 package)
  • 15 pcs sockets included
  • 100% JFET NPN, no bull
No. 6
JFET FET Transistor Assortment Kit J201, J202, J113, J175, 2SK208-GR, 2SK209, PF5102, 2n5457, 2n5484, PN4391, PN4393 incl. sockets, 45 pcs
  • QUANTITY: 45 pcs: J201 6 pcs, J202 4 pcs, J113 4 pcs, J175 4 pcs, 2SK208-GR 4 pcs, 2SK209-GR 4 pcs, PF5102 3 pcs, 2n5457 4 pcs, 2n5484 4 pcs, PN4391 4 pcs, PN4393 4 pcs. Included are 40 pcs round SIP sockets and 15 pcs square SIP sockets.
  • COMPATIBILITY: J201, 2SK208-GR, 2SK209-GR, 2n5457, 2n5484 are pre-soldered to adapters, so they can be used in through-hole layouts, the legs are round pins and fit into included SIP round sockets; J113, J175, PF5102 are standard TO-92 format; J202, PN4391, PN4392 are pre-soldered to adapters, the legs are square shape and fit into included SIP square sockets.
  • INFORMATION: 2SK209-GR are identically to the obsolete 2SK117 and 2SK184 while SK208-GR are identically to the obsolete 2SK30A-GR. The rest are SMD equivalents pre-soldered to adapter boards to replace obsolete JFETs in through hole TO-92 format.
  • PACKAGING: All important and useful types of JFET Transistors are sorted accordingly into a handy, labeled box
  • SMD ABBREVIATIONS: (printed on the components) SMD J201 = 62P, J202 = 62Q, 2SK208-GR = JR, 2SK209-GR = XG, 2n5457 = 6D, 2n5484 = 6B, PN4391 = 6J, PN4393 = M6G
No. 7
ECSiNG 10pcs N-Channel J-FET Transistors DC 25V 100mA 2N3819 J-FET Transistors TO-92 FET Transistors for RF-Based Audio Equipment Mixer Applications
  • 2N3819 is an N- Channel - Depletion TO92 layer JFET that is widely used in RF-based audio equipment for amplification and other purposes. It is a VHF / UHF Amplifier. It has a Drain-Source Voltage of 25 Vdc with a Drain-Gate voltage of 25 Vdc. The Gate-Source Voltage is 25V. The 2N3819 could provide 100mAdc of Drain current.
  • Material: The transistor is made of metal oxide semiconductor material, which has good thermal stability and long service life.
  • Advanced process technology: Transistor is a kind of precision electronic component with high input resistance, low noise, low power consumption, and a large dynamic range.
  • Application: It is a commonly used power semiconductor device in electronic circuits, which can be used as electronic switches, controllable rectifiers, etc.
  • Multifunction: N-channel rectifier with multiple functions such as detection, rectification, amplification, switching, voltage stabilization, and signal modulation, widely used in large-scale and very large-scale integrated circuits.
SaleNo. 8
Bridgold 5pcs 2N3819 2N 3819 N-Channel JFET transistors,TO-92.
  • Excellent High-Frequency Gain:Gps 11 dB @ 400 MHz
  • Very Low Noise: 3 dB @ 400 MHz
  • Very Low Distortion
  • High ac/dc Switch Off-Isolation
  • NOTE:Exposure to absolute maximum rating conditions for extended periods may affect device reliability
No. 9
TQDLYKHS New 10 Pcs for K170 2SK170 to-92 N-Channel JFET FET Junction Field-Effect Transistor 2S-K170
  • Quantity: 10 Pcs 2SK170 to-92 N-Channel JFET Transistor
  • Transistor Polarity: N-Channel JFET Transistor for High Audio Fidelity
  • Transistor Type: N-Channel Junction Field-Effect Transistor (JFET)
  • Specification: Supports a Power Dissipation (PD) of 0.4 W, Drain Current (ID) of 0.02 A, and Drain-Source Voltage (VDSS) of 40 V
  • The K170 2SK170 Is Widely Used In Audio Power Amplification Systems, Providing High Audio Quality, Complementary to 2SJ74
SaleNo. 10
TQDLYKHS 10 Pcs 2N5485 N-Channel to-92 25V JFET Transistors 2N-5485
  • Quantity: 10 Pcs 2N5485 N-Channel to-92 JFET Transistors
  • Encapsulation: to-92, Material: Electrical Components
  • Size: 18.3 mm x 4.5 mm x 3.3 mm, Color: See Pictures
  • 2N5485 Is An N-Type General-Purpose JFET Transistor Primarily Used In Low-Power Circuits And Low-Frequency Signal Processing
  • NOTE: Kindly Compare Your Original Item With The Photos Provided For The Listing To Make Sure That You Are Purchasing The Correct Part. We Don't Provide Technical Assistance Please Make Sure You Are Familiar With The Product Before Purchasing. Apologize In Advance

How to choose a good jfet transistors

Does the idea of finding a fantastic jfet transistors make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in jfet transistors. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top jfet transistors products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top jfet transistors on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top jfet transistors brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top jfet transistors based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the jfet transistors were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good jfet transistors, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your jfet transistors.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting jfet transistors for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our jfet transistors. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what jfet transistors should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on jfet transistors.