




Crankk / Helium HNT Amplifier Booster EU 868/ US 915 MHz - Indoor
Our bidirectional Crankk/Helium booster ensures stronger and improved signal quality in the EU 868 MHz (US 915 MHz) frequency range. This significantly increases the potential witness rate and, in turn, boosts earnings.
✅ Easy installation with simple plug & play
✅ Built-in SAW filter enhances the received signal by up to 400%
Choose your miner and get the right adapter for free!
- Is your miner indoors and your antenna indoors or outdoors? Then this product is perfect for you. The indoor amplifier is installed directly on the miner.
- Is your miner outdoors and your antenna indoors or outdoors? Then the outdoor amplifier is the right choice. It is installed directly on the antenna.
💬 Have questions about the product? Feel free to contact us—we’re happy to help!
📄 Product Datasheet – EU 868 MHz
📄 Product Datasheet – US 915 MHz
Pairs well with

Crankk / Helium HNT Amplifier Booster EU 868/ US 915 MHz - Indoor