Description

The HDZero Halo Stack - H743 ELRS FC (MPU6000 Gyro) + 70A BLHeli_32 ESC - 20x20 combines the Halo Flight Controller and Halo 4in1 70A ESC into a race-ready powertrain, engineered by HDZero—leaders in high-performance digital FPV systems. Designed for power, reliability, and ease of assembly, this stack is the ultimate solution for competitive racing and freestyle pilots. With its clean layout, minimal wiring, and integrated components, the HDZero Halo Stack is the easiest way to build a professional-grade racing drone—without sacrificing performance, reliability, or serviceability.

Check out all our 20x20 FCs and our HDZero selection!

Features

• Plug-and-play HDZero race build – no soldering required for RX, VTX, or ESC connections
• Integrated Gemini true diversity ELRS receiver for superior control link stability
• TXCO-enhanced ELRS performance in high-heat race environments
• H7 processor for fast, responsive control
• Optimized for low-profile stacking with HDZero VTX
• Split-board architecture with copper bus bar for optimized burst throttle response
• 8-layer PCB with 3oz copper per layer and 24 MOSFETs
• Exceptionally clean power delivery protects flight controller from voltage spikes
• Conformal coating for moisture, dust, and corrosion protection
• Dual-sided motor solder pads for flexible builds

Specifications

Includes

• 1x HDZero Halo FC
• 1x HDZero Halo ESC
• 1x ESC cable (8-pin SH1.0, 30mm)
• 1x XT60 cable (70mm,12AWG)
• 1x 35V/1000uf capacitor
• 9x Rubber grommet (4.5mm height)
• 6x Rubber grommet (6.6mm height)
• 5x Nylon washer (M3 1.0mm thick)
• 5x 304 Steel nuts (M3 2.3mm thick)
• 4x 12.9 Carbon steel screws (M3 25mm)
• 1x ELRS T-sharp short antenna (40mm)
• 1x ELRS T-sharp long antenna (90mm)
• 2x ELRS Antenna retainers