RadioMaster GX12 Crush Dual-Band ExpressLRS Radio Controller

RadioMaster GX12 Crush Dual-Band ExpressLRS Radio

Bring precise control and a bold color choice to your flight setup with the RadioMaster GX12 Crush. Gemini-XROSSBAND ExpressLRS combines 2.4GHz and sub-G 900MHz transmission, while CNC aluminum GX01 1000Hz digital Hall gimbals give you a responsive control interface for FPV and RC flying.

Folding antennas and sticks make packing for the flight line easier, and modular switch panels let you tailor the radio to your flying style. Choose Iron Grey, Frost White, Mint Mist, Hot Pink, Iceberg Blue or Lemon Twist Yellow from the available configurations.

Key Features

• Available In Six Bold Colors: 'Iron Grey, Frost White, Mint Mist, Hot Pink, Iceberg Blue, Lemon Twist Yellow'—each designed to spark excitement.
• Dual-Band Dual 1W Gemini Xrossband ExpressLRS Transmitters: Experience unmatched range and reliability with ExpressLRS Gemini Xrossband (Gem-X) dual-band transmission capabilities.
• Integrated Folding Dual-Band Antennas: Sleek design with foldable antennas for easy transport and storage. Compatible with both 2.4GHz and Sub-G 900MHz frequencies.
• GX01 Gimbals -Fully CNC Aluminum 3D Digital Hall Sensor Gimbals: Precision-engineered aluminum gimbals with 3D Hall sensors for superior control and durability.
• 1000Hz Digital Gimbals with EdgeTX Sync: Achieve exceptional precision and responsiveness with high-frequency digital gimbals featuring EdgeTX sync.
• Folding Gimbal Sticks: Foldable gimbal sticks for convenient storage and transport.
• Removable Switch Panels: Customize your setup with our modular switch panels, allowing for easy switch changes to suit your preferences.
• DIY SMA Ports: Enjoy flexibility in antenna installation with SMA port integration.
• OLED Display: Crisp and clear OLED with high contrast display
• Internal Storage: 512MB of integrated high-speed flash storage—no need for TF cards!
• USB-C Connectivity: The GX12 features a single USB-C port that manages smart balance charging, SIM connectivity, firmware updates and direct access to the integrated high speed flash memory.
• Integration of programmable 6-Position Switch: Individually programmable 6-position switches offer versatile control options tailored to your unique setup.
• Programmable RGB Indicators on 6-Position and SA/SD Switches: Customizable RGB lights provide visual feedback on switch status.
• Powerful Efficient Cooling System: With dual 1-watt transmitters, the GX12 boasts serious power, featuring an advanced cooling system to keep your radio cool even on the hottest days.
• PCB Nano coating: Engineered for the Extremes! The GX12 is built to thrive in demanding environments. With thicker plastics and a hydrophobic PCB coating, this controller is designed to withstand hot, cold, dry, and humid conditions.

Technical Specifications

• Item: GX12 Crush Radio Controller
• Size: 183*148*78mm
• Weight: 573g
• Frequency: 2.400GHz and Sub-G 900MHz
• Internal RF: ELRS 2.4GHz / Sub-G 900MHz
• Supported Protocols: Express-LRS
• Cooling Fan: Yes
• Antenna: Dual folding 2.4GHz/ Sub-G 900MHz omni directional
• Voltage Range: 6.6 - 8.4V DC
• Current: 390mA - 1000mA (Depending on Rf output)
• Radio Firmware: EdgeTX (Transmitter) / ELRS (RF module)
• Channels: Max 16 channels (Receiver dependent)
• Charging: 2S Smart Balance Charging
• Connectivity: USB-C
• Display: 128*64 Monochrome OLED display
• Gimbal: GX01 1000Hz, 3D Digital CNC Hall Effect Gimbal with folding sticks
• Gimbal Sticks: M3
• External Module: Nano / Crossfire compatible
• Upgrade Method: USB / EdgeTX Companion PC software
• Memory: 512MB Integrated Flash
• Color: Iron Grey, Frost White, Mint Mist, Hot Pink, Iceberg Blue, Lemon Twist Yellow

Battery and Configuration Selection

The radio supports a 7.4V 2-cell lithium-polymer supply or two compatible 3.7V 18650 lithium-ion cells; the original specifications also list a 21700 5000mAh battery option. Select your preferred color and configuration carefully. Variant names include FCC M2, 18650 and 5000 options, but the included battery contents for those options have not been confirmed. The standard radio package lists an 18650 tray, with batteries sold separately unless explicitly confirmed for the selected configuration.

Perfect For

FPV and RC pilots looking for a dual-band ExpressLRS transmitter with programmable controls, portable folding hardware and EdgeTX customization. Receiver choice determines available channels and link features; use a compatible ExpressLRS receiver and matching configuration.

Standard Radio Package Contents

• 1 * GX12 Crush Radio Controller
• 1 * Signature Carry Case
• 1 * 18650 Battery Tray
• 2 * Replacement Switch Panels
• 1 * Type-C Cable
• 1 * Screen Protector
• 1 * 1.5mm Hex Wrench
• 4 * High Tension Gimbals Springs
• 6 * Switch Delete Plugs
• 1 * 2 Position Switch
• 1 * Momentary Switch
• 1 * RadioMaster Sticker Set
• 1 * GX12 Manual

Before You Fly

Recommended for ages 14+ with appropriate supervision. Verify receiver compatibility, battery fit and polarity before use. Set up and test model controls and failsafe with propellers removed. The hydrophobic PCB coating does not make the radio waterproof.

Shipping Policy

Estimated Delivery: Orders ship within 24–48 hours with full end-to-end tracking. Transit times typically take under 13 days (6–12 business days) to most destinations.

International Shipping: Global fulfillment from our nearest warehouse with tracking provided upon dispatch.

Return & Guarantee Policy

Return Policy: Defective or damaged item? Return it within 30 days for a full refund. Customer pays return shipping.

Technical Support: Need help with compatibility or setup? Contact our US-based FPV experts at (951) 592-5658 for free assistance.