The Hobbywing EzRun Max4 HV is a powerful 300A brushless ESC designed for 1/4 and 1/5 scale vehicles, supporting 6–12S LiPo input. It features waterproof and dust-proof construction, a built-in switch-mode BEC, and advanced electronic switches for reliable performance in harsh conditions.

• Waterproof and Dust-proof Design: Special process and innovative waterproof design to handle sediment, ice, snow, and water accumulation.
• Built-in Switch Mode BEC: Ultra-powerful switch mode BEC with continuous current of 10A, instant 25A, and support for 6V/7.4V/8.4V switching, supporting a wide range of powerful and high-voltage servos.
• Advanced Electronic Switches: Equipped with advanced and safe electronic switches, replacing traditional mechanical switches to prevent issues caused by dust, humidity, contact rust, and violent impact.
• Fire-proof Circuitry: Built-in fire-proof circuitry to protect the battery plug and avoid damage from electrical sparks.
• Multiple Protection Functions: Battery low voltage protection, ESC and motor overheat protection, signal loss protection, and current protection.
• Programmable Parameters: Supports LED program card, LCD program box, and OTA programmer (optional) to set ESC parameters.
• Real-time Data Recording: Real-time data recording to view running data on the HW LINK app using the OTA Bluetooth module.