Magnetic Switches (HE) Explained: Hall Effect Keyboard Switches for Beginners

The term magnetic switches (HE) stands for Hall Effect switches. These are keyboard switches that use a magnet + sensor instead of a traditional mechanical contact to register a keypress.

For beginners, that can sound complicated, but you can think of it simply as: a modern switch technology that often gives you adjustable actuation and features like Rapid Trigger (depending on the keyboard and software).

Short answer (if you want the quick version)

Magnetic switches (HE) are Hall Effect switches that use magnetic detection. They usually feel linear and are especially popular for gaming because many HE keyboards offer adjustable actuation, fast reset (Rapid Trigger), and sometimes analog input. They can also feel great for normal typing, but they often require some adjustment and a compatible HE keyboard.

1. First, the terms (simple explanation)

• Magnetic switch / HE switch: a switch that uses a magnet and is read by a sensor.
• Hall Effect (HE): the technology behind magnetic switches (magnetic detection).
• Actuation point: the point where a keypress is registered.
• Adjustable actuation: you can often choose in software how early or late a key registers.
• Rapid Trigger: the key resets faster based on movement, which can make repeated inputs feel faster.
• Analog input: some HE keyboards can detect how far you press (not just on/off).
• Linear feel: most magnetic switches feel smooth, with no tactile bump or click.
• Compatibility: HE switches only work with keyboards/PCBs that support Hall Effect.

2. How does a magnetic switch (HE) work?

In a traditional mechanical switch, a keypress is usually registered through an internal contact point. In a magnetic (HE) switch, it works differently: a sensor measures the position of a magnet inside the switch.

• You press the key;
• the magnet moves with it;
• the sensor reads that movement;
• the keyboard decides when the input should register.

In plain English: your keyboard “sees” how far the key moves, instead of only using a simple on/off contact.

3. What is the advantage of HE (magnetic) switches?

• Adjustable actuation: you can often choose how quickly a key activates.
• Rapid Trigger: especially popular in competitive gaming for fast repeated inputs.
• Consistent feel: many HE switches feel tight and direct.
• Extra software features: some keyboards offer dual-action, analog modes, or advanced trigger settings.

Important: these features often depend on the keyboard + firmware/software, not only the switch itself.

4. How does a magnetic switch feel in real use?

Most magnetic switches (HE) feel linear in practice: smooth, direct, and without a bump or click. That is why many people compare them to linear switches in feel, but with extra software features on top.

• Press feel: smooth and direct.
• Bottom-out feel: depends on the switch design, spring, and keyboard build.
• Return: often fast and responsive, especially in gaming setups.
• Adjustment period: if you set very sensitive actuation, you may get more accidental presses at first.

For beginners, it is usually smart not to start with the lowest possible actuation, but with a more balanced setting first.

5. Sound profile (how do HE switches sound?)

Magnetic switches are not automatically “silent”. Just like regular switches, the sound depends on your build: case, plate, foam, keycaps, and the switch construction itself.

• Want deeper/warmer sound? Thick PBT keycaps + case foam help a lot.
• Want more clack? Less dampening and a stiffer build often give more attack.
• Want quieter sound? Look for quieter switch variants or more dampening in your keyboard.

In plain English: “HE” mainly describes how the input is measured, not automatically how it sounds.

6. Magnetic (HE) vs regular mechanical switches (simple comparison)

Type	How it registers	Feel	Best for
Magnetic / HE	Magnet + sensor	Usually linear, often adjustable via software	Gaming, fast input, advanced settings
Linear (regular mechanical)	Mechanical contact	Smooth, direct, no bump	Gaming + all-round use
Tactile (regular mechanical)	Mechanical contact	Noticeable bump	Typing, feedback, all-round
Clicky (regular mechanical)	Mechanical contact	Bump + click	Typists who want strong feedback and sound

7. Who are magnetic switches (HE) a good match for?

Good match if you:

• game a lot and care about fast, direct input;
• are interested in adjustable actuation and Rapid Trigger;
• like tuning settings in software;
• prefer a linear feel.

Less ideal if you:

• want pure plug-and-play with no settings;
• mainly want a clear tactile bump or clicky feel;
• have a regular mechanical keyboard that does not support HE;
• often misclick and use extremely sensitive settings.

8. Important for beginners: compatibility (very important)

Magnetic / HE switches are usually not universally interchangeable with regular MX switches. You need an HE-compatible keyboard/PCB that supports Hall Effect switches.

• Always check: keyboard model, PCB support, and switch compatibility.
• Do not look at the switch alone: software/firmware often controls a big part of the HE features.

This is probably the most common beginner mistake with HE setups.

9. Modding and tuning (where do you gain the most?)

• Software tuning: often the biggest gain (actuation, Rapid Trigger, deadzones, etc. depending on the keyboard).
• Keycaps / foam / build tuning: mostly for sound and feel.
• Switch swapping: possible, but only within what your HE keyboard supports.
• Do not overdo sensitivity: overly aggressive settings can actually reduce control.

Conclusion

Magnetic switches (HE) are Hall Effect switches that use magnetic detection. They are especially interesting for users who want speed, adjustable actuation, and gaming-focused features.

For beginners: do not see HE as “automatically better,” but as a different technology with strong advantages — especially if you have a compatible keyboard and like to fine-tune settings.

If you want a simple start, regular linear/tactile mechanical switches are still an excellent choice too.

Check out our full Switch Collection at RGBKeys for more linear, tactile, and clicky options.