Overview
The Hobbywing Platinum 120A V5 is an ESC designed for 3-8S LiPo setups in 420-520 class electric helicopters (main blade length 420-520mm) or fixed-wing aircraft. It features synchronous rectification technology (DEO - Driving Efficiency Optimization), a redesigned double-sided heat sink with side vents, and a 32-bit processor with an RPM accuracy algorithm for upgraded constant-speed performance.
Key Features
- Synchronous rectification technology (DEO - Driving Efficiency Optimization): faster throttle response, higher driving efficiency, and lower ESC temperature rise.
- Cooling design: double-sided heat sink with side vent and an air-duct structure to help airflow through the ESC for more efficient cooling.
- Built-in Switch Mode BEC: output voltage 5-12V adjustable (adjusted 0.1V).
- 32-bit processor: combined with an RPM accuracy algorithm to maximize RPM accuracy and improve power consistency; adjustable constant-speed sensitivity.
- Multiple protection functions: start up protection, current protection, temperature protection, overload protection, throttle signal loss protection, input voltage abnormality protection.
- Multiple protocol support (data return): supports Mikado VBar System, Futaba S.BUS2, and other devices' data return protocols; parameters can be adjusted on the remote-control device (VBar protocol support) and ESC status can be checked.
- LED light: displays statuses and fault alerts.
For product questions or setup support, contact support@rcdrone.top or visit https://rcdrone.top/.
Specifications
| Model | PLATINUM 120A V5 |
| Continuous/Peak current | 120A/150A |
| Input voltage | 3-8S LiPo battery |
| BEC | Switch Mode BEC; output voltage 5-12V adjustable (adjusted 0.1V); output current Cont. 10A, Peak 30A |
| Input/Output wires | 1 x black and 1 x red 10AWG silicone wires / 3 x black 12AWG silicone wires |
| Independent parameter programming interface | Connect LCD program box or OTA module, or to power the cooling fan |
| LED light | Display the statuses and fault alerts |
| Size/Weight | 83.2*37.1*22.5mm / 150.4g (with wires, No fan) |
| Scope of application | 420-520 class electric helicopter (Main blade length 420-520mm), or fixed-wing |
Applications
- 420-520 class electric helicopter (main blade length 420-520mm)
- Fixed-wing aircraft
Manuals
Details

The Hobbywing Platinum 120A V5 ESC supports 3–8S LiPo power with a 120A/150A current rating and a switch-mode BEC adjustable from 5–12V.

The Hobbywing Platinum 120A V5 ESC features a finned heatsink and pre-wired leads for straightforward motor and battery hookup.

The Hobbywing Platinum 120A V5 ESC uses a compact, double-sided heat-sink and vented duct design to help move air through the unit for cooling.

The built-in 12V switch BEC provides adjustable 5–12V output with up to 35A current for powering onboard electronics.

The Hobbywing Platinum 120A V5 ESC uses a 32-bit processor with an RPM accuracy algorithm and adjustable constant-speed sensitivity.

Platinum 120A V5 ESC supports multiple data return protocols, including Mikado VBar System and Futaba S.BUS2, for on-transmitter status and parameter adjustments.

The Hobbywing Platinum 120A V5 ESC features synchronous rectification technology aimed at improving driving efficiency and heat management.

The Hobbywing Platinum 120A V5 ESC includes startup, current, temperature, overload, throttle-signal-loss, and input-voltage abnormality protections.
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