Best Oscilloscope Accessories of 2025

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Oscilloscope accessories are additional components that can enhance the functionality of an oscilloscope, a tool used to measure and analyse electronic signals. These accessories provide users with greater flexibility and accuracy in their measurements, allowing for more precise readings and analysis. From probes and cables to software and adapters, there are a variety of accessories available to suit the needs of different applications. Whether you are an electronics hobbyist, a student, or a professional engineer, investing in high-quality oscilloscope accessories can greatly improve your testing and troubleshooting capabilities.
At a Glance: Our Top Picks
Top 10 Oscilloscope Accessories
KIMISS HT201 Oscilloscope Signal Attenuator
The KIMISS HT201 Attenuator is specially designed to assist you with automotive measurements. It features a passive attenuation ratio of 20:1, allowing you to safely measure high voltage signals by converting them into manageable outputs. This device also offers enhanced input overload protection, ideal for measuring inductive signals like fuel injectors and primary ignition waveforms. With a 10MHz bandwidth, it ensures accurate signal response for your high-frequency measurement needs. Its compact design means you can easily carry it for measurements wherever you go.
Hantek HT30A Oscilloscope Accessories Set
The Hantek Oscilloscope Set is designed for automotive measurement, making it ideal for testing various signals efficiently. The HT30A features a 3M BNC to banana adapter cable, allowing you to position your oscilloscope safely away from the vehicle while you work. Additionally, the HT201 attenuator provides a 20:1 attenuation, enabling you to reduce high voltage signals safely. Lastly, the HT307 probe set is perfect for delicate tasks, allowing you to pierce wire insulation without causing damage, making your measurements more precise and less intrusive.
HT201 20:1 Passive Attenuator for Oscilloscope
The HT201 Attenuator is an essential accessory for oscilloscope users, enabling the measurement of fuel injector and primary ignition waveforms. With its 20:1 passive attenuation, you can easily handle high voltage signals; for instance, a 20V input results in a manageable 1V output. This feature allows you to safely measure voltages exceeding the oscilloscope's standard range, enhancing your ability to diagnose and troubleshoot various electrical systems. By incorporating this item, you enhance your oscilloscope's versatility and effectiveness.
Walfront 201 Passive Attenuator for Oscilloscopes
The Walfront 201 Attenuator is a versatile tool designed for measuring motor vehicles. It allows you to use an oscilloscope to capture essential injection and primary ignition waveforms. With its 20:1 attenuation, you can safely input a 20V signal and get a manageable 1V output, making it easier for you to work with high voltage signals. This feature enables your oscilloscope to measure voltages beyond its normal range, providing you with flexibility and convenience during your measurements.
5PCS Back Probe Pins Set with Replacement Needles
The TopHomer Probe Pins Set features an extremely thin and hard design, allowing you to pierce the insulation of small gauge wires without causing damage. Its lightweight and compact size make it easy to carry in your tools bag, ensuring you have it handy whenever needed. You will also appreciate the convenience of 20 replacement pins, so you need not worry about losing any. With five different coloured probes, this set meets your daily use and replacement needs while allowing you to share with friends.
Oumefar HT201 Multi-functional Oscilloscope Attenuator
The Oumefar HT201 Attenuator is designed for precise waveform measurement, allowing you to easily assess fuel injector and primary ignition signals. Its safe usage is enhanced by input overload protection, ensuring your equipment remains secure during measurements. Lightweight and portable, this device is perfect for automotive diagnostics, making it convenient to carry around. With a 20:1 signal attenuation capability, it enables you to measure voltages beyond the oscilloscope's 20V input range, providing greater flexibility in your testing.
Aofan BNC Male Plug to Crocodile Clips
The Aofan BNC Clips are designed for superior performance in electronics projects. The BNC switch alligator clip features pure copper construction, ensuring anti-corrosion and enhanced transmission speed. With super clamping force, these clips provide a secure grip, preventing accidental disconnections during use. You’ll appreciate the transmission stability, which eliminates interruptions, offering a reliable experience. Easy and safe to use, these clips make an excellent addition to your toolkit for various applications, including oscilloscopes and signal generators.
Hilitand HT201 Passive Signal Attenuator
The Hilitand HT201 Attenuator is an essential tool for automobile measurements. It enables your oscilloscope to effectively measure fuel injector and primary ignition waveforms, providing accurate data for diagnostics. With a 20:1 attenuation ratio, it allows you to safely measure input signals up to 20V, outputting a manageable 1V signal. Additionally, when measuring inductive signals, it offers enhanced input overload protection, ensuring the safety of your equipment during testing.
Maranon P1011 BNC Dual Crocodile Clip Cable
The Maranon BNC Clip Cable is designed to enhance your testing experience with its dual alligator clips and BNC connectors. The medium-sized 35mm alligator clips offer secure connections, making it easy for you to attach to various components. The soft red and black wire branches ensure flexibility, allowing for effortless manoeuvring during tests. Made from durable 50Ω coaxial cable, this reliable test cable is perfect for use with oscilloscopes and other measurement instruments, providing you with dependable performance in your projects.
Hantek 20:1 Passive Attenuator for Auto Scope
The Hantek 20:1 Attenuator is designed to assist you in automobile measurements, making it a vital tool for your oscilloscope. With a 20:1 attenuation ratio, it helps you accurately measure high voltage signals without damaging your equipment. This product is perfect for capturing ignition waveforms, ensuring you can diagnose ignition issues effectively. Additionally, it is suitable for both injector and primary ignition measurements, providing you with the versatility needed for a range of automotive tasks.
During our oscilloscope accessory research, we found 42 oscilloscope accessory products and shortlisted 10 quality products. We collected and analyzed 5,872 customer reviews through our big data system to write the oscilloscope accessories list. We found that most customers choose oscilloscope accessories with an average price of £12.58.
The oscilloscope accessories are available for purchase. We have researched hundreds of brands and picked the top brands of oscilloscope accessories, including KIMISS, Hantek, Mazhar, Walfront, TopHomer. The seller of top 1 product has received honest feedback from 514 consumers with an average rating of 4.8.

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.