RadioMaster TX15 MAX ExpressLRS Dual Band 16CH Radio Controller Black C0157-0111-BLK

The RadioMaster TX15 MAX is a premium 16-channel RC transmitter engineered for pilots who demand exceptional precision, flexibility and long-range performance. Featuring an integrated dual-band ExpressLRS module operating on both 2.4GHz and Sub-G 900MHz frequencies, the TX15 MAX delivers ultra-low latency and outstanding signal reliability across a wide range of RC applications. Powered by the high-performance STM32 H7 processor and running the highly customisable EdgeTX operating system, it combines professional-grade hardware with an intuitive 3.5-inch IPS touchscreen, precision AG02 CNC Hall sensor gimbals and premium build quality. Whether you're flying aircraft, helicopters, multirotors, RC cars or boats, the TX15 MAX provides complete control and endless customisation.

Features

• Genuine RadioMaster TX15 MAX premium radio transmitter
• Integrated dual-band ExpressLRS supporting both 2.4GHz and Sub-G 900MHz
• Up to 16 fully programmable channels
• Runs the powerful and highly customisable EdgeTX operating system
• High-performance STM32 H7 processor for ultra-responsive operation
• Premium AG02 CNC Hall sensor gimbals with adjustable travel and spring tension
• Integrated RGB LED gimbal rings with LUA programmable lighting effects
• 3.5-inch IPS colour touchscreen with intuitive user interface
• Built-in Wi-Fi for convenient ExpressLRS firmware updates
• Supports LoRa and FLRC RF modes
• 4GB internal flash memory plus MicroSD card expansion
• High-efficiency cooling fan with aluminium heat sink
• USB-C connectivity for charging, firmware updates and simulator use
• Interchangeable shoulder switches for personalised control layout
• Supplied with premium protective carry case

Specifications

• Brand: RadioMaster
• Model: TX15 MAX
• Manufacturer Part Number: C0157-0111-BLK
• SKU: RDM-C0157-0111-BLK
• Product Type: RC Radio Transmitter
• Colour: Black
• Operating Frequency: Dual Band 2.4GHz & Sub-G 900MHz ExpressLRS
• Maximum Channels: 16
• Radio Firmware: EdgeTX
• RF Protocol: ExpressLRS
• Processor: STM32 H7
• Display: 3.5-inch IPS Colour Touchscreen
• Gimbals: AG02 CNC Hall Sensor
• Internal Memory: 4GB Flash
• Expandable Storage: MicroSD Card
• Voltage Range: 6.6V–8.4V DC
• Dimensions: 178 × 168 × 81mm
• Weight: 672g

Includes

• 1 × RadioMaster TX15 MAX Radio Controller
• 1 × Premium Signature Carry Case
• 1 × Short 2-Position Latching Shoulder Switch Assembly
• 1 × Short 2-Position Momentary Shoulder Switch Assembly
• 1 × 18650 Battery Tray
• 1 × USB-C Cable
• 1 × Screen Protector
• 1 × 1.5mm Hex Wrench
• 4 × High-Tension Gimbal Springs
• 2 × Gimbal Stick Set Screws
• 1 × Sticker Sheet
• 1 × User Manual
• 1 × Inventory Card

Needed to Complete

• 1 × ExpressLRS-compatible receiver
• Power using one of the following options:
  • 1 × 2S LiPo battery (7.4V)
  • OR 2 × 18650 lithium-ion cells
  • OR 1 × 21700 lithium-ion battery (up to 5000mAh)

FAQ

What makes the TX15 MAX different from other ExpressLRS radios? The TX15 MAX features an integrated dual-band ExpressLRS system supporting both 2.4GHz and 900MHz frequencies, allowing pilots to select the most suitable band for maximum range, reliability and flying conditions.

Who is this transmitter suitable for? It is ideal for beginners looking for a premium radio they can grow into, as well as experienced pilots flying fixed-wing aircraft, helicopters, drones, RC cars, boats and other models using ExpressLRS receivers.

What is EdgeTX? EdgeTX is an advanced open-source radio operating system that offers extensive model programming, logical switches, telemetry support, LUA scripting, custom voice alerts and virtually unlimited customisation.

What batteries does the transmitter use? The TX15 MAX does not include a flight battery. It can be powered by a 2S LiPo battery, two 18650 lithium-ion cells or a single 21700 lithium-ion battery using the supplied battery tray.

Can I update the firmware? Yes. Both EdgeTX and the integrated ExpressLRS module can be updated via USB-C or the built-in Wi-Fi connection, making it easy to keep the transmitter up to date with the latest features and improvements.

Important Notes

• An ExpressLRS-compatible receiver is required for operation.
• Transmitter battery is not included.
• Charge only with compatible lithium battery chargers.
• Always verify correct model memory before powering your aircraft or vehicle.
• Update EdgeTX and ExpressLRS firmware only by following the official RadioMaster and ExpressLRS procedures.
• Perform a range check before every flying session.
• Store lithium batteries safely when not in use.
• Keep the transmitter firmware and receiver firmware on compatible ExpressLRS versions for optimum performance.