HDZero Halo 70A 3S-8S 4IN1 ESC 20x20mm – Choose Version
Original price was: $64.00.$32.00Current price is: $32.00.
Description
Engineered by HDZero leaders in high-performance FPV technology, the Halo 4in1 70A ESC is designed for pilots who demand both power and reliability. Whether you’re pushing limits in drone racing or freestyle, this ESC delivers unmatched durability and throttle response.
Check out therest of our Electronic Speed Controllersand all ourHDZero Products!
Highlights:
- At the heart of the Halo ESC is asplit-board architecture, separating the control and power stages for improved thermal performance and crash resilience. An integratedcopper barand3oz copper across 8 PCB layersensure rapid current flow and superior heat dissipationspecially optimized to sharpenburst throttle responseand minimize voltage drop during aggressive maneuvers.
- With continuous 70A output per motor channel(for up to 30 seconds) and100A burst capability, the Halo ESC powers through demanding flights while protecting critical electronics with clean power delivery. Voltage spikes are isolated from the MCU and drivers. This vital protection helps prevent MCU brownouts or lockupscommon culprits behind burnt motors, failed MOSFETs, and critical flight failures.
- Tested to the limits, this ESC was built to outlast others. Every detail, from theconformal coatingto protect against moisture and dust, to thedual-sided solder padsfor flexible builds, reflects HDZero’s commitment to durability and field reliability.
- Available inBLHeli32orAM32firmware versions, the Halo ESC lets you choose the experience that best fits your style.
Features:
- Engineered by HDZero leaders in high-performance FPV technology
- Built for maximum performance and durability in race and freestyle drones
- Split-board design with copper bus bar for improved burst throttle response
- 8-layer PCB with 3oz copper per layer for superior thermal and current handling
- 24 MOSFETS (6 per motor)
- Continuous 70A per motor / 100A burst (3 seconds)
- Clean power delivery minimizes voltage spikes and reduces failure risks
- Supports 3S to 8S batteries (9V 40V input)
- Telemetry support
- Firmware options: BLHeli32 or AM32
- Conformal coating for moisture, dust, and corrosion protection
- Dual-sided solder pads for flexible installation
- 20x20mm mounting pattern, 33x43mm size, 13.4g weight
Specifications
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Model |
HDZero Halo 4in1 70A ESC |
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CPU |
AT32F421 (120MHz) |
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Firmware |
– BLHeli 32.10 – AM32 2.18 Target: HDZ_ESC_1R0_F421 |
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Input Voltage |
DC 9V 40V (3S 8S) |
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Telemetry |
Supported |
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Input signal |
Dshot 150/300/600/1200, MultiShot, OneShot |
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Output Voltage |
VBAT (to power the FC) |
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Max Current |
Over 70Ax4 (Continuous) / 100Ax4 (Burst) |
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Current Sensor |
Scale = 400, offset = 0 |
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Dual-sided solder pads |
YES |
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Dimensions |
33x43mm |
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Mounting |
20x20mm, 4mm for 3mm Rubber Grommets |
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Weight |
13.4g |
Package Includes:
- 1 x HDZero Halo 70A 3S-8S BLHeli 32 4IN1 ESC – 20x20mm




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