Castle COBRA 10 ESC with 25.2V Input, CRYO-DRIVE, SmartSense Motor Support and 8A Peak BEC – P-CC010-0174-00

• Model Number: P-CC010-0174-00
• Brand: Castle Creations
• Product Type: Electronic Speed Controller (ESC) for brushless RC vehicles
• Scale Compatibility: 1/10 scale vehicles up to 3.17kg (7lbs), 1/8 scale buggies geared for off-road racing up to 4.08kg (9lbs)
• Input Voltage Range: 6.0V to 25.2V (2S to 6S LiPo)
• Maximum Voltage: 25.2V (6S LiPo)
• Processor: 32-bit dual-core processor
• Motor Operating Modes: Sensorless, Sensored Only, Brushed, and SmartSense
• SmartSense Technology: Compatible with Castle 4-POLE 12-SLOT sensored motors for smooth sensored startup and ultra-efficient sensorless running
• BEC (Battery Elimination Circuit): Integrated, adjustable 5.0V to 8.0V in 0.1V increments
• BEC Peak Current: 8 amps
• Weight: 114g
• Dimensions - Length: 55.9mm
• Dimensions - Width: 38.3mm
• Dimensions - Height: 36.5mm
• Case Construction: CNC-machined aluminium bottom case with waterproof epoxy potting
• Heatsink: Premium forged heatsink with elliptical fins
• Cooling Fan: Oversized thermally controlled 25mm cooling fan
• Waterproof Rating: Fully waterproof design for all weather conditions
• Thermal Management: CRYO-DRIVE technology to minimise heat generation during partial throttle operation
• Data Logging: Enhanced capability with double the maximum sample frequency of older generations and up to 8x increased logging time
• Data Logging Features: Records motor RPM, battery current and voltage, ESC and motor temperature, throttle input, ESC electrical motor timing, acceleration via onboard accelerometer, with looping recording and session download capability
• Braking Features: Hill Hold drag brake enhancement for rock crawling, improved braking adjustability with separate brake and reverse curves
• Auxiliary Wire: On-the-fly adjustment functionality for torque control, max throttle, max brake and drag brake via transmitter
• Transmitter Programming: Six common adjustable settings including cutoff voltage and drag brake
• Audible Alerts: Diagnostic alerts for motor over-temperature and low-voltage cutoff conditions
• Installation: Mounting holes located in bottom of aluminium case
• Software: Castle Link V4 USB Adapter with USB-C connector included (Windows 10 or higher required)
• Warranty: 1-year manufacturer's warranty
• Designed and Manufactured: Olathe, Kansas, USA
• Included Accessories: Castle Cobra 10 ESC, Castle Link V4 USB Adapter, 250mm Direct Connect Sensor Wire, Castle Decals, ESC Quick Start Guide

Overview

Castle Creations have thrilled the RC community with the introduction of the Cobra 10, their next-generation electronic speed controller (ESC) designed for surface applications. Whether you're piloting a 1/10 scale RC car UK enthusiasts trust for weekend bashing or a competitive 1/8 scale buggy, the Cobra 10 represents a significant leap forward in precision control, thermal management and user-friendly programmability. This is not just an incremental update — it's a complete reimagining of what a modern brushless RC ESC should deliver.

The Cobra 10 boasts a state-of-the-art 32-bit dual-core processor that ushers in a new era of precision and performance for your brushless RC setup. Its enhanced data logging capabilities offer extended recording times, faster sampling rates, and a wealth of data points, enabling users to delve deeper into their vehicle's performance than ever before. This means you can capture real-time performance data, download it to your computer, analyse it in detail, and make informed adjustments to maximise both speed and battery efficiency — something previously only available on high-end competition equipment.

Crafted with a CNC-machined aluminium bottom case, the Cobra 10 is engineered to endure the most rigorous conditions, ensuring reliability in every race or off-road adventure. Whether you're tackling rocky crawling terrain, muddy woodland tracks, or dry desert racing, this ESC has been built tough. One of its defining features is Castle's acclaimed CRYO-DRIVE technology, engineered to reduce operational temperatures and significantly prolong the ESC's lifespan. Moreover, equipped with an impressive 8-amp peak adjustable BEC, the Cobra 10 can effortlessly power the most demanding servos, making it an indispensable ally in your high-performance setup.

Key Features

• 32-Bit Dual-Core Processor — This next-generation processing power delivers smoother motor control and significantly improved response time compared to previous generations, resulting in more precise throttle inputs and better overall handling characteristics during both acceleration and braking.
• CRYO-DRIVE Technology — Castle's proprietary thermal management system minimises the amount of time the ESC's electrical components spend generating heat by optimally controlling which components are active thousands of times per second. This greatly reduces the rate at which the ESC heats up, resulting in significantly improved thermal performance during partial throttle operation where the majority of driving occurs, allowing your setup to handle higher gear ratios and heavier vehicles with longer run times.
• Enhanced Data Logging with Multiple New Data Points — The Cobra 10 features double the maximum sample frequency and up to eight times the logging duration compared to older generation ESCs, now including new data points for ESC electrical motor timing and acceleration via an onboard accelerometer, with a looping feature that prevents interruptions in data recording and the ability to download and review specific sessions on your computer.
• Hill Hold Drag Brake Feature — An incredibly strong drag brake enhancement specifically designed for rock crawling applications, this feature completely eliminates any creep or unwanted movement of the motor when your vehicle is held on an incline, giving you precise control in challenging terrain.
• SmartSense Motor Technology Support — When paired with a Castle 4-POLE 12-SLOT sensored motor, SmartSense software uses the motor's sensors to provide smooth starts, excellent torque and low-speed drivability before seamlessly transitioning to Castle's ultra-efficient sensorless mode with electric timing, delivering more power with less heat generation through the entire RPM range.
• Multiple Operating Modes — The Cobra 10 supports Sensorless, Sensored Only and Brushed motor operation modes, broadening your setup options and allowing compatibility with a wide range of motor types and configurations.
• Highly Adjustable 8A Peak BEC — The integrated BEC (Battery Elimination Circuit) is adjustable from 5.0V to 8.0V in 0.1V increments, allowing precise fine-tuning to power demanding servo configurations without additional voltage regulators, and the 8A peak current capacity ensures stable power delivery even under high servo load.
• Improved Braking Adjustability — The Cobra 10 features enhanced braking control with separate brake and reverse curves, giving you granular control over how your vehicle responds in different driving situations, whether you need aggressive stopping power for racing or modulated braking for crawling.
• On-The-Fly Auxiliary Wire Adjustments — Once enabled in Castle Link, the AUX wire functionality allows real-time transmitter adjustments to settings such as torque control, maximum throttle, maximum brake and drag brake without needing to reprogram the ESC, making it quick and easy to fine-tune your setup while driving.
• Rugged CNC Aluminium Construction with Waterproof Epoxy Potting — The ESC is housed in a precision CNC-machined aluminium case and potted in waterproof epoxy, which not only protects all electronics from moisture and debris but also ensures efficient heat transfer from the components to the case for superior thermal dissipation in all weather conditions.
• Premium Forged Heatsink with Elliptical Fins — A premium forged heatsink featuring elliptical fin design provides superior airflow and increased heat dissipation capacity, working in concert with the oversized thermally controlled 25mm cooling fan to maintain optimal operating temperatures during extended runs.
• Oversized Thermally Controlled Cooling Fan — The factory-equipped 25mm cooling fan is oversized for maximum cooling performance and includes thermal control logic that adjusts fan speed based on real-time ESC temperature, ensuring efficient cooling without unnecessary power draw during cool-running conditions.
• Audible Diagnostic Alerts — The Cobra 10 features audible alerts that notify you via distinctive chimes of potential issues including motor over-temperature conditions and low-voltage cutoff events, enabling quick diagnosis of problems without needing to connect to a computer.
• Convenient Transmitter Programming — Six common adjustable settings can be programmed directly from your transmitter without requiring a computer, including cutoff voltage configuration and drag brake adjustment, making setup quick and accessible for field tuning.
• Castle Link V4 USB Programmer Included — The package includes Castle's industry-leading programming software with a new USB-C connector and Windows 10+ compatibility, granting free access to extensive tuning parameters and automatic firmware updates, with over 25 years of Castle engineering expertise built into the software.
• Secure Bottom-Mounted Installation — Mounting holes are strategically located on the bottom of the aluminium case for secure, low-profile installation directly into your vehicle chassis, minimising weight distribution issues and protecting the ESC from impact damage.

Technical Performance

The Castle Cobra 10 represents a quantum leap in ESC technology for 1/10 and 1/8 scale RC vehicles. Built around a 32-bit dual-core processor, this ESC delivers the computational power needed for precise throttle control, advanced braking algorithms and real-time thermal monitoring. The input voltage range of 6.0V to 25.2V (2S to 6S LiPo) ensures compatibility with the widest range of battery configurations available to UK RC hobbyists, from budget-friendly 2S lipos through to high-performance 6S setups. The integrated 8A peak BEC is one of the most powerful integrated battery elimination circuits in its class, capable of powering multiple servos and accessories without requiring external voltage regulators. The CRYO-DRIVE thermal management technology works by strategically controlling which internal components are active during each motor control cycle, reducing heat generation during the partial throttle operation that characterises real-world driving. Combined with the oversized 25mm thermally controlled cooling fan, premium forged heatsink with elliptical fins, and the waterproof epoxy potting within the CNC-machined aluminium case, the Cobra 10 maintains cool running temperatures even under demanding conditions. Data logging capabilities now capture performance data at double the previous sample frequency with eight times the recording duration, adding new measurements for ESC electrical timing and acceleration via an onboard accelerometer, with a looping feature that ensures continuous recording without interruption. The controller's support for SmartSense, Sensored Only and Brushed motor modes makes it incredibly versatile, whilst the separate brake and reverse curve adjustment and Hill Hold drag brake feature make it equally at home in a rock crawler as in a high-speed buggy. Weighing just 114g with compact dimensions of 55.9mm length, 38.3mm width and 36.5mm height, the Cobra 10 fits easily into confined ESC mounting locations. This is genuine surface racing and crawling technology, backed by Castle's 1-year manufacturer's warranty and engineered in Olathe, Kansas, USA.

What's in the Box

• Castle Cobra 10 ESC
• Castle Link V4 USB Adapter with USB-C connector
• 250mm Direct Connect Sensor Wire
• Castle Decals
• ESC Quick Start Guide

What You Need to Complete

• LiPo Battery (2S–6S compatible; 25.2V maximum)
• LiPo Battery Charger
• Brushless Electric Motor (Castle 4-POLE 12-SLOT sensored motors recommended for SmartSense operation, or any brushless motor for sensorless or sensored-only modes)
• Radio Control System (transmitter and receiver compatible with your vehicle)
• Servos (for steering and any auxiliary functions)
• RC Vehicle Chassis (1/10 scale up to 3.17kg, 1/8 scale off-road buggy up to 4.08kg recommended)
• Windows 10 or higher computer (for Castle Link software programming, though not essential for basic operation)

Frequently Asked Questions

• Is the Castle Cobra 10 ESC suitable for beginners? — The Cobra 10 is best suited to intermediate and advanced RC hobbyists who want access to professional-level tuning and data logging features. However, the included Castle Link V4 software interface has been designed for accessibility, and basic setup can be managed through simple transmitter programming of six common settings. If you're brand new to RC, you may benefit from starting with a simpler ESC, but if you're already comfortable with RC cars and want a system that will grow with your skills, the Cobra 10 is an excellent investment that eliminates the need for upgrades later.
• What battery does the Castle Cobra 10 need? — The Cobra 10 accepts any LiPo battery from 2S (7.4V) through to 6S (25.2V), giving you tremendous flexibility. Most 1/10 scale RC cars use 2S or 3S batteries, whilst 1/8 scale buggies typically run 3S or 4S. The inclusive voltage range means you can experiment with different battery types as your needs evolve, and the 8A adjustable BEC ensures your servos receive clean, stable power regardless of battery type.
• Can I use the Castle Cobra 10 with sensored and sensorless motors? — Yes. The Cobra 10 supports three distinct operating modes: SmartSense (for Castle sensored motors, providing sensored startup and sensorless running), Sensored Only (for sensored motor operation throughout), and Brushed mode (for brushless motors running without sensors). This versatility means you're not locked into one motor ecosystem and can choose the best motor for your needs.
• What is the difference between the Cobra 10 and older Castle ESCs? — The Cobra 10 features a completely redesigned 32-bit dual-core processor versus older 8-bit or 16-bit designs, resulting in faster and more precise motor control. The data logging system now captures data at double the sample frequency with eight times the recording duration and includes new data points like ESC electrical timing and acceleration measurements. The CRYO-DRIVE thermal technology is an all-new system not found in older models, and the overall feature set — including Hill Hold, separate brake/reverse curves, and on-the-fly AUX adjustments — represents Castle's latest engineering. If you own an older Castle ESC, the Cobra 10 will feel like a significant generational leap.
• Is programming the Castle Cobra 10 complicated? — Basic programming is extremely simple: six common settings (cutoff voltage, drag brake, throttle curve, braking curve, etc.) can be programmed directly from your transmitter in under five minutes using audible chimes. For advanced tuning — accessing the full range of adjustable parameters — you'll need the included Castle Link V4 software (Windows 10+), which features an intuitive interface that guides you through each setting. Castle's software team has spent 25 years perfecting the user experience, so even complex features are well-organised and explained.
• Does the Cobra 10 work in wet conditions? — Yes, the Cobra 10 is fully waterproof. The electronics are encased in waterproof epoxy potting and housed within a CNC-machined aluminium case, protecting all components from rain, mud, water splashes and moisture. The heatsink fins and 25mm cooling fan are exposed to airflow but are designed to shed water naturally. Many UK RC hobbyists use the Cobra 10 in wet conditions, muddy tracks and stream-crossing courses without issues.
• What is CRYO-DRIVE and why does it matter? — CRYO-DRIVE is Castle's proprietary thermal management software that controls which internal components are active during each motor control cycle, happening thousands of times per second. By minimising unnecessary power draw during partial throttle (where most driving happens), it reduces heat generation significantly. This matters because cooler ESCs can handle higher gear ratios, heavier vehicles and longer run times before needing a break to cool down, directly translating to better performance on the track or trail.
• Can I adjust settings while driving using the Cobra 10? — Yes, via the AUX wire functionality. Once enabled in Castle Link, specific parameters like torque control, maximum throttle, maximum braking and drag brake can be adjusted in real-time from your transmitter whilst driving, allowing quick field tuning without stopping to reprogram the ESC. This is invaluable for testing different setups and dialling in your vehicle for changing track conditions.
• What scales and vehicles is the Cobra 10 recommended for? — The Cobra 10 is specifically designed for 1/10 scale vehicles weighing up to 3.17kg (7lbs) and 1/8 scale buggies geared for off-road racing weighing up to 4.08kg (9lbs). Within these parameters, it can power brushless motors across a wide range of configurations, from high-speed racing buggies to rock crawlers with low gearing.
• Is Castle Link software free? — Yes, the Castle Link V4 software is completely free to download from the Castle Creations website and includes all tuning features, data logging analysis tools and firmware update management. The only requirement is a Windows 10 or higher computer and the included USB-C adapter that connects to your ESC.

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 Castle COBRA 10 ESC with 25.2V Input, CRYO-DRIVE, SmartSense Motor Support and 8A Peak BEC – P-CC010-0174-00 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.

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