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Educational Railgun - KC5080.02

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Specs and features

Muzzle velocity:~330 fps
Projectile:Standard 711 aluminum sealer nail
(weights ~2 grain, each cost <1 cent)
Muzzle energy:~0.4 ft*lbf
Rail length:4 inch
Rail lifespan:>200 shot (replacable)
Safe:Max voltage <16V, no risk of electric shock
Powered with:a lithium battery (18650) or USB type-C (5V).
Exposed PCB printed with explanatory text for educational purpose:

Introduction

KC5080.02 Vcap Irail

KC5080.02 is currently the world's only commercially available off-the-shelf railgun.

KC5080.02 is a permanent-magnet-reinforced, capacitor-powered railgun. It utilizes large neodymium-iron-boron magnets to provide strong magnetic fields (~1 T) at the armature (aluminum), thereby significantly reducing the power requirements. Common railguns require at least hundreds of volts and tens of thousands of amperes to operate, making them unsafe and unrealistic for a small device. KC5080.02 requires a maximum of 16 V and about 1 kA.

KC5080.02 is designed for educational purposes (hobby classes and universities). All components are exposed, with explanatory text and figures printed around them. At a maximum voltage of 16 V, the exposed components are safe to operate and do not present an electric shock hazard. We provide both pre-assembled devices and unassembled kits with detailed guides so you can assemble them yourself.

Toy Induction Coilgun - IM01

Toy Induction Coilgun IM01

Specs and features

Projectile:copper/aluminum coins
Max muzzle velocity:~100 fps
Size:similar to a bar of soap (~4 x 2 x 1 inch)
Weight:4.4 oz
Single button operation:press to charge, release to launch.
Battery:Contains one 18650 battery, chargeable with a cell-phone charger (Type-C connector).

Introduction

IM01 is currently the world's only commercially available off-the-shelf induction coilgun.

IM01 is a compact single-stage induction coilgun that uses Lenz's law to launch conductive projectiles. Projectiles can be any thin, highly conductive, non-ferromagnetic metal, such as copper or aluminum coins. The standard projectiles shipped with the launcher are aluminum washers measuring 20 x 10 x 1.2 mm.

IM01 is designed for recreational use (toy). Its operation is simple and intuitive, with a single button and indicator LEDs. Pressing the button starts charging the capacitor; it's fully charged when all three LEDs light up (takes around 4 seconds). Releasing the button fires the projectile. It also supports firing before full charge, allowing control over launch power by varying how long the button is held.