Product overview
The HOBBYWING RTF 80A 4in1 8S Lite AT is a motor-control component for FPV drone integration. Its four-channel specification lists 80A continuous and 100A peak per channel with a 4–8S LiPo supply, while the application entry identifies 15–18 inch, four-axis FPV aircraft. The physical design combines an F421 main controller, MOSFETs and two copper heat-dissipation bars. Immersion gold-plated through-hole solder pads provide the connection surfaces, and damping grommets sit at the ESC-to-frame attachment points. These are specifications to confirm for the selected configuration.
Integration planning can use the published 56 × 57 × 7mm dimensions and 39g weight, subject to confirmation of the selected configuration. The electrical connections include one 135mm red 10AWG input lead and one 135mm black 8AWG input lead. No input connector is listed, and motor outputs use solder tabs without supplied output wires. The signal interface is 8Pin-SH1.0. A high-frequency, low-ESR capacitor comes in the package; its described power-conditioning function requires soldering it to the power leads. A TVS diode is built into the ESC.
The specification table identifies self-developed 32-bit ESC firmware and compatibility with BLHeliSuite configuration software; the descriptive section also states compatibility with AM32 firmware. Procurement should therefore confirm the installed firmware and intended programming arrangement. Published control features include PWM and DShot300/600 throttle signals, bidirectional DShot, motor rotation setting support and a 48kHz driving frequency. RPM filtering requires bidirectional DShot to be enabled and the filter to be configured on the flight controller's PID tuning page. The stated application and interface details provide integration criteria, without establishing compatibility with every aircraft or controller.
Specifications
| Specification | Value & conditions |
|---|---|
| Manufacturer | HOBBYWING |
| Product name | RTF 80A 4in1 8S Lite AT |
| Product type | Four-in-one brushless electronic speed controller for FPV drones |
| Continuous / peak current | 80A × 4 continuous / 100A × 4 peakCurrent ratings apply per channel; the description identifies 100A as a burst value. |
| Input voltage | 4–8S LiPo |
| Input wires | One red 10AWG wire, 135mm; one black 8AWG wire, 135mm |
| Output wires | No output wires; solder tabs provided |
| Input connectors | None |
| ESC signal interface | 8Pin-SH1.0 |
| Size | 56 × 57 × 7mm |
| Weight | 39g |
| Firmware | Self-developed 32-bit ESC firmwareThe specification table names self-developed firmware; the descriptive text also states AM32 compatibility. Confirm the installed firmware. |
| ESC programming | Compatible with BLHeliSuite configuration software |
| Supported throttle signals | PWM, DShot300/600 |
| Bidirectional DShot | SupportedRPM filtering requires bidirectional DShot to be enabled and configuration on the flight controller's PID tuning page. |
| Motor rotation setting | Supported |
| Driving frequency | 48kHz |
| Applications | 15–18 inch, four-axis FPVManufacturer-listed application; confirm suitability for the selected aircraft configuration. |
| Main controller and power components | F421 main controller and MOSFETs |
| Heat dissipation architecture | Two heat-dissipating copper bars |
| Solder pad construction | Immersion gold-plated, through-hole solder pads |
| Vibration isolation | Damping grommetsGrommets are located at the ESC-to-frame connection points. |
| Alternative firmware compatibility | Proprietary firmware or AM32 firmwareCompatibility is stated in the descriptive text; confirm the selected firmware configuration. |
| RPM filtering | Supported through flight-controller configurationEnable bidirectional DShot, then configure RPM filtering on the flight controller's PID tuning page. |
| Supplied capacitor | High-frequency, low-ESR capacitorIncluded in the package; the described power-conditioning function requires soldering it to the power leads. |
| Integrated voltage protection | Built-in transient voltage suppression diodeThe manufacturer describes bus-voltage spike suppression during rapid braking and acceleration. |
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