Overview

The Hobbywing EZRUN MAX5 HV G2 ESC combo with 56118SD 650KV G2 motor represents the pinnacle of high-performance brushless power systems for 1/5 scale RC buggies and trucks. This complete combo is engineered to deliver explosive acceleration, stable high-speed performance, and refined low-speed control across all driving conditions. Whether you're tackling aggressive bashers like the ARRMA Kraton 8S, ARRMA Outcast 8S, Losi DBXL-E, or Losi 5T Electrified models, this sensored brushless system provides the power, reliability, and intelligent control that serious RC enthusiasts demand.

The MAX5 HV G2 ESC has been specifically designed to work in full-sensored mode at all times when paired with the EZRUN 56118 G2 motor, creating a perfectly matched ecosystem that eliminates compromise and maximises performance. With support for 6-12S LiPo batteries and continuous output of up to 250A, this is a professional-grade power system that transforms how your RC car performs on any terrain. From muddy trails to sandy beaches, snowy fields to water crossings, the IP67 waterproof rating ensures reliable operation in all-weather conditions without fear of moisture damage.

UK buyers searching for high-performance ESC and motor combos will find this setup delivers the reliability and features needed for competitive racing, weekend bashing, or extreme terrain exploration. The intelligent engineering behind every component—from the enhanced capacitor protection to the Turbo Timing technology—makes this combo a smart investment for anyone serious about RC performance.

Key Features

• 12S HV ESC with Full Sensored Control — The MAX5 HV G2 is engineered to operate in full-sensored mode at all times when paired with the EZRUN 56118 G2 motor, delivering precise throttle response and smooth acceleration curves that sensorless systems cannot match. This sensored architecture means more accurate speed control, better low-speed linearity for technical manoeuvres, and seamless power delivery across the entire throttle range.
• Extreme Power Output: 250A Continuous / 1600A Peak — With 250A continuous current handling and an astonishing 1600A peak output, this ESC delivers the explosive power needed for violent start-ups, hard launches, and sustained high-speed runs. This power level makes the combo suitable for the largest 1/5 scale vehicles whilst maintaining stable voltage delivery even under extreme load conditions.
• 6-12S LiPo Battery Compatibility — Supporting battery configurations from 6S all the way to 12S LiPo, this ESC gives you flexibility to choose your voltage curve based on your vehicle setup and driving style. Whether you're running conservative 8S for smooth control or pushing the limits with 12S for maximum speed, the ESC adapts to your needs.
• Intelligent Freewheeling Technology — The innovative freewheeling circuit reduces heat generation and increases driving efficiency, resulting in an operating temperature approximately 30 degrees Celsius lower than previous generation models. Even under heavy load conditions, the MAX5 HV G2 runs only slightly hotter than the MAX4 HV, meaning longer runtime and improved reliability during extended driving sessions.
• 45% Larger Capacitor Bank with Thermal Protection — The capacitor capacity has increased by 45% compared to the previous MAX5 model, totalling 1260µF. This enormous capacitance ensures that 5th scale models no longer need external capacitors, whilst the built-in thermal protection function keeps the capacitor bank in a safe operating state at all times, preventing damage from voltage spikes or thermal stress.
• Turbo Timing Adjustment up to 24 Degrees — The ESC supports up to 24 degrees of Turbo Timing adjustment for performance tuning. This feature is recommended when paired with the EZRUN 56118 SD G2 motor to extract maximum performance, though it's worth noting that non-Hobbywing EzRun motors cannot access this feature.
• IP67 Waterproof and Dustproof Rating — The ESC and motor combination carries an IP67 rating, providing splash-resistant, water-resistant, and dust-resistant protection suitable for all-weather operation. You can drive through mud, sand, ice, snow, and even water crossings without concern for moisture damage. Note that splash and water resistance are not permanently effective and may decline with age—avoid prolonged soaking.
• Powerful Built-in BEC with Multiple Voltage Options — The super-powered BEC delivers up to 25A continuous output with switchable voltage settings of 6V, 7.4V, or 8.4V. This capability ensures the ESC can power even the most demanding high-torque servos on the market, eliminating the need for a separate battery pack to run your receiver and steering servo.
• Anti-Spark Circuit Protection — A built-in anti-spark design protects the battery connector from damage when connecting higher voltage batteries (6-12S), and critically, it avoids any injuries to the user from electrical arcing. This is a safety feature that becomes increasingly important at extreme voltage levels.
• Real-Time Data Logging via Bluetooth — Connect the included OTA Bluetooth module to your smartphone and monitor live performance data including throttle position, voltage, current draw, ESC temperature, and motor speed. The effective range is approximately 5 metres in open field conditions, allowing you to track performance and spot issues before they become problems. Historical data is recorded and displayed in graph format on the app.
• Upgraded Sensor Wire Interface with Enhanced Waterproofing — The new sensor wire connection design enhances overall protection and solves the waterproofing challenges that plagued traditional interfaces. This fresh approach to sensored motor connectivity ensures reliable communication between motor and ESC in wet conditions. Note that sensor wires are purchased separately—ensure compatibility with common interfaces.
• Motor Overheat Protection Software — When used with the EZRUN 56118 SD G2 motor, the ESC includes software protection that monitors motor temperature and prevents damage from overheating. This intelligent safety feature extends motor lifespan by shutting down the system before thermal damage occurs, though this feature only functions with genuine Hobbywing motors.
• 650KV Sensored Brushless Motor with 4-Pole Design — The included 56118SD 650KV motor features a 4-pole construction optimised for 8-12S battery configurations. The 650KV rating delivers strong, explosive power with stable output across the RPM range, making this motor perfect for aggressive driving styles. The sensored design provides perfect compatibility and seamless communication with the MAX5 HV G2 ESC.
• Modular Detachable Motor Design — The motor features a detachable module design that makes daily maintenance and cleaning straightforward. This convenient construction extends service life and maintains working efficiency by allowing you to access the internal components without complex disassembly, making it ideal for high-use competition and bashing applications.
• Independent Programming Port — The ESC includes a dedicated programming port, meaning you don't need to remove the throttle cable from your receiver to adjust settings. This convenience feature makes field adjustments and tuning quick and hassle-free.
• Multiple Programming Methods — Configure the ESC using the LED Program Box, LCD Program Box, OTA Programmer with Bluetooth connectivity, or the LCD PRO Program Box for maximum flexibility. Different programming tools suit different preferences and use cases, from field-side quick adjustments to detailed home bench tuning.
• Firmware Upgrade Capability — The ESC supports firmware updates, meaning Hobbywing can release improvements and new features throughout the product's lifespan without requiring a hardware replacement. This future-proofs your investment.

Technical Performance

The Hobbywing EZRUN MAX5 HV G2 combo represents a significant engineering achievement in 1/5 scale power systems. The ESC measures 94.5mm in length by 59.4mm in width by 50.9mm in height—a compact footprint that fits easily into large-scale chassis designs—and weighs 428.5g including the input wires. The 56118SD motor measures 56mm in diameter with a total length of 119.2mm, featuring an 8mm shaft diameter that interfaces with standard 1/5 scale drivetrain components. The motor weighs a substantial 1277g, reflecting the robust construction necessary for extreme performance applications. The front bearing is sized D22×D8×T7 with a rear bearing of D19×D8×T6, both designed for durability during aggressive acceleration and high-speed cornering. The ESC accepts 8.0mm bullet connectors (female) for battery connection and features 200mm black and red 8AWG input wires rated for maximum current flow. The BEC cooling fan operates at a stable 6V, 7.4V, or 8.4V depending on your selected voltage setting, providing active cooling during extended operation. The framed 45×45×10mm cooling fan ensures the ESC dissipates heat effectively even under sustained high-current draw. With 250A continuous and 1600A peak current capability, this ESC-motor combination can handle any 1/5 scale application from buggy to truck, from sand dunes to rocky terrain. The 650KV motor with no-load current of 6.9A delivers strong initial torque while maintaining excellent speed potential on 12S batteries. All components feature water-resistant connections and sealed housings rated to IP67, making this setup reliable in mud, water, snow, and dusty environments typical of extreme RC bashing and racing.

What's in the Box

• EZRUN MAX5 HV G2 Brushless Electronic Speed Controller (ESC)
• EZRUN 56118SD 650KV G2 Sensored Brushless Motor
• Pre-assembled input wires (Black-8AWG-200mm and Red-8AWG-200mm)

What You Need to Complete

• 6-12S LiPo battery pack compatible with your vehicle's mounting space
• Battery charger suitable for LiPo chemistry (balance charger recommended)
• Receiver and servo(s) compatible with your vehicle platform
• Vehicle frame and chassis (1/5 scale buggy or truck)
• Sensor wire connector cable (sold separately—ensure compatibility with common interfaces)
• OTA Programmer or LCD Program Box (optional, for advanced configuration beyond SET button functionality)

Frequently Asked Questions

• Is the EZRUN MAX5 HV G2 combo suitable for beginners in RC hobby UK? — This is an advanced power system designed for experienced RC users who understand high-voltage battery safety, ESC configuration, and sensored motor operation. Beginners should consider that 12S LiPo operation requires mature handling of lithium battery chemistry, including proper charging, storage, and safety protocols. If you're new to RC, starting with a lower-voltage combo may be more appropriate, though once you've developed skills, this system offers years of reliable performance.
• What battery capacity and voltage should I use with this ESC and motor combo? — The ESC supports 6-12S LiPo batteries, but the motor has specific KV limits depending on voltage: for 8S LiPo operation, use motors under 1200KV; for 12S LiPo, use motors under 800KV. The included 650KV motor is well within these limits across the entire voltage range. Battery capacity (measured in mAh) depends on your vehicle's size and desired runtime, but 5000mAh-10000mAh packs are typical for 1/5 scale buggies and trucks.
• Can I use non-Hobbywing motors with the MAX5 HV G2 ESC? — The ESC is compatible with sensored brushless motors using common interface standards, but several features only function with genuine EZRUN 56118 G2 motors. Specifically, the Turbo Timing feature and motor overheat protection software are locked to Hobbywing motors. Non-Hobbywing motors will still operate but without these specific protection and performance features.
• What is the temperature reduction compared to previous ESC models? — Hobbywing engineered the MAX5 HV G2 with intelligent freewheeling technology and a super-high power design that reduces operating temperature by approximately 30 degrees Celsius compared to the previous generation MAX5 model. Under heavy load conditions, temperatures are only slightly higher than the MAX4 HV, delivering exceptional thermal performance.
• Is the ESC waterproof and suitable for water crossings? — Yes, the ESC and motor carry an IP67 waterproof rating, making them splash-resistant, water-resistant, and dust-resistant under normal use. This allows driving through mud, sand, snow, and water crossings. However, this rating is not permanent—splash and water resistance may decline with age and repeated exposure. Avoid prolonged soaking or submersion in water.
• How do I programme the ESC settings? — The ESC offers multiple programming options: a SET button on the ESC itself for basic adjustments, LED Program Box for field configuration, LCD Program Box or LCD PRO Program Box for detailed tuning, and OTA Programmer with Bluetooth connectivity for smartphone-based configuration. A dedicated independent programming port makes adjustments convenient without removing throttle cables from your receiver.
• What is the difference between the MAX5 HV G2 and previous MAX5 models? — The G2 generation features a 45% larger capacitor bank (1260µF total) eliminating the need for external capacitors, improved thermal management reducing temperatures by ~30°C, new sensor wire interface with enhanced waterproofing, Turbo Timing support up to 24 degrees, and Bluetooth data logging capability with real-time monitoring via smartphone app.
• Do I need a separate BEC for my servo and receiver? — No, the built-in super BEC delivers up to 25A continuous current with switchable voltage outputs (6V/7.4V/8.4V), providing sufficient power for demanding high-torque servos used in 1/5 scale vehicles. This eliminates the need for a separate battery pack to power receiver and steering servo.
• Can I upgrade the firmware on this ESC? — Yes, the ESC supports firmware upgrades via the programming port. Hobbywing periodically releases firmware updates that may improve performance, add features, or fix issues. Firmware updates ensure your investment remains current and capable throughout the product's lifespan.
• What is the weight and size of the ESC and motor? — The ESC measures 94.5×59.4×50.9mm and weighs 428.5g including wires. The motor is 56mm diameter, 119.2mm long, and weighs 1277g. These dimensions are specifically designed for 1/5 scale chassis platforms like the ARRMA Kraton, Losi DBXL-E, and similar models.

Why Buy from RC Model Shop?

RC Model Shop is a trusted UK RC retailer and authorised dealer for all the brands we stock, including Traxxas, ARRMA, Losi, FTX, Hobbywing, Spektrum and more. Based in Walsall, we have a physical store where customers are welcome to come in, view products and purchase in store. Whether you are a seasoned competitor, a weekend basher, or just discovering the world of RC for the first time, our team of experienced RC enthusiasts is here to help you find the perfect setup and provide ongoing support. Order the HOBBYWING COMBO EZRUN MAX5 HV G2 ESC 56118SD 650KV G2 MOTOR HW38010603 today with confidence, knowing you are buying from an authorised retailer with genuine products, expert knowledge and a commitment to customer satisfaction. Shop online or visit us in Walsall — we look forward to helping you get the most out of your RC experience.