10pcs 433MHz Internal Helical Spring Antenna – Screw Mount, L45mm – Built-in RF Antenna

RF hobbyists, listen up.

You get 10 pieces of 433MHz internal helical antennas, each 45mm long, with a screw mount for easy, secure installation.

These are spring-style, built-in antennas—perfect for wireless transmitters, receivers, sensors, IoT gadgets, you name it.

Brand-new, still in original packaging.

Unbranded, no MPN, but they work.

Compact, efficient, and tuned for 433MHz.

Whether you’re prototyping or mass-producing, having a 10-pack on hand saves time.

Just screw ‘em in and start transmitting.

No UPC, no fuss.

Solid little coils for all your RF projects.