Overview
The HOBAO HYPER MT PLUS II 1/8 150A Waterproof Brushless ESC represents the pinnacle of electric monster truck performance for serious RC enthusiasts in the UK. This professional-grade electronic speed controller is engineered specifically for the HOBAO Hyper MT Plus II 1/7 monster truck platform, delivering the raw power and reliability demanded by competitive racers and weekend bashers alike. Whether you're tackling challenging terrain, pushing your brushless RC monster truck to its limits, or seeking the dependability of waterproof electronics for unpredictable British weather conditions, this 150-amp ESC provides the performance foundation your high-powered build demands.
HOBAO has established itself as a trusted manufacturer of competition-grade RC vehicles and components, and this waterproof ESC exemplifies their commitment to quality engineering and durable construction. The XT90 connector pair ensures secure power delivery and minimises voltage drop during intense driving sessions, whilst the waterproof design protects your investment from moisture, mud splash, and the variable conditions typical of UK off-road RC driving. This is not an entry-level component—it's a serious tool for drivers who demand maximum performance and absolute reliability from their brushless RC equipment.
The 150-amp capacity positions this ESC at the premium end of the 1/8-scale market, making it suitable for high-torque brushless motors and LiPo batteries that demand substantial power delivery. If you're upgrading your HOBAO Hyper MT Plus II or building a custom monster truck setup with serious performance aspirations, this waterproof ESC delivers the current capacity, electrical protection, and durability required for long-term competitive use.
Key Features
- 150-Amp Current Rating — This premium capacity ESC is engineered to handle high-performance brushless motors without thermal stress or performance throttling, ensuring consistent power delivery even during sustained high-speed runs and aggressive driving that would overwhelm lesser controllers.
- Waterproof Construction — The sealed electronics protect internal circuitry from moisture, mud spray, and water splash commonly encountered during UK outdoor RC driving, extending component lifespan and maintaining reliability in variable weather conditions.
- Pair of XT90 Connectors — XT90 connectors are industry-standard high-current connectors specifically designed for 150-amp ESCs, offering superior conductivity and secure connection compared to older connector types whilst enabling quick battery swaps during competition sessions.
- Brushless Compatibility — This ESC is optimised for brushless motor operation, delivering smooth power delivery, precise throttle response, and electronic braking capabilities that brushed motors cannot match, resulting in faster acceleration and more controllable deceleration.
- 1/8 Scale Optimised — Purpose-engineered for 1/8-scale monster truck applications, this ESC provides ideal power characteristics and thermal management for vehicles in this weight and power class, avoiding the overkill of larger-scale ESCs or the limitations of under-rated controllers.
- Professional-Grade Build Quality — HOBAO's manufacturing standards ensure robust PCB construction, quality solder joints, and reliable component selection that withstand the vibration, temperature extremes, and electrical stress of competitive RC racing.
Technical Performance
The HOBAO HYPER MT PLUS II 150A waterproof brushless ESC represents sophisticated electronic engineering optimised for 1/8-scale high-performance applications. The 150-amp continuous current rating accommodates brushless motors ranging from 3500 KV to 2000 KV specifications, providing flexibility in motor selection for different driving styles and track conditions. The waterproof design integrates sealed connectors and moisture-resistant potting of critical circuitry, enabling operation in wet conditions that would compromise standard electronics. The dual XT90 connectors ensure redundant power paths and minimised resistance during high-current draw, critical for maintaining voltage stability when acceleration demands peak current from LiPo battery packs. The ESC supports LiPo battery configurations commonly used in 1/8-scale monster trucks, with built-in voltage protection preventing over-discharge that damages expensive battery packs. Advanced braking functions provide smooth deceleration control and electronic reverse capability, enhancing driver control during technical courses and high-speed descents. The thermal management design distributes heat effectively across the PCB, preventing performance degradation during extended driving sessions. This is a purpose-built component for drivers who understand that ESC quality directly impacts acceleration response, top-speed consistency, and overall drivability of their brushless RC monster truck.
What's in the Box
- HOBAO HYPER MT PLUS II 150A Waterproof Brushless ESC
- Pair of XT90 Connectors
Frequently Asked Questions
- What motor KV rating is suitable for this 150A waterproof ESC? — This 150-amp ESC accommodates brushless motors ranging from approximately 2000 KV to 3500 KV, depending on your specific motor selection and intended driving application. Lower KV motors (2000-2500 KV) prioritise torque and acceleration response suitable for technical off-road courses, whilst higher KV motors (3000-3500 KV) emphasise top speed for open terrain. Consult your motor specifications and HOBAO guidelines for exact motor compatibility.
- Is this ESC compatible with my HOBAO Hyper MT Plus II? — Yes, this ESC is specifically engineered for the HOBAO Hyper MT Plus II 1/7 electric monster truck platform, offering perfect mechanical and electrical integration with the vehicle's wiring harness and mounting points.
- What battery type and capacity does this ESC require? — This ESC supports LiPo battery packs common in 1/8-scale brushless RC applications. Consult the HOBAO technical specifications for your specific vehicle's recommended battery voltage (typically 3S or higher) and capacity recommendations to ensure optimal performance and motor compatibility.
- Why is waterproof construction important for my RC monster truck? — Waterproof electronics protect your ESC investment from moisture damage during UK outdoor driving, water crossings, and wet weather conditions that are inevitable during extended RC seasons. Standard electronics fail rapidly when exposed to moisture, making waterproof construction essential for reliability and longevity.
- What makes XT90 connectors preferable to other connector types? — XT90 connectors are high-current rated connectors designed specifically for 150-amp ESCs, offering superior conductivity, secure engagement, and minimal voltage drop compared to older XT60 or Deans connectors, directly translating to better acceleration response and more stable top-speed performance.
- Is this suitable for beginners? — This is a professional-grade ESC designed for experienced RC drivers who understand brushless motor tuning, LiPo battery management, and high-performance vehicle setup. Beginners should start with pre-assembled vehicles or guidance from experienced RC mentors before upgrading to premium components like this 150A ESC.
- What is the difference between this 150A ESC and standard 100A controllers? — The 150-amp rating enables operation with higher-power brushless motors and sustained peak current delivery without thermal throttling, resulting in faster acceleration and more consistent performance during extended driving sessions compared to 100-amp ESCs that may limit peak current under maximum load conditions.
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 HOBAO HYPER MT PLUS II 1/8 150A WATERPROOF BRUSHLESS ESC (XT90) H89421WP-1 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.
- Model Number: H89421WP-1
- Brand: HOBAO
- Product Type: Waterproof Brushless Electronic Speed Controller (ESC)
- Scale Compatibility: 1/8 scale (1/7 HOBAO Hyper MT Plus II)
- Current Rating: 150 Amperes continuous
- Motor Type: Brushless
- Connectors: Pair of XT90 connectors
- Waterproofing: Waterproof design with sealed electronics
- Construction: Professional-grade PCB with moisture-resistant potting
- Voltage Protection: Built-in voltage protection and over-discharge prevention
- Braking Function: Electronic braking and reverse capability
- Battery Compatibility: LiPo battery packs (3S and higher)
- Thermal Management: Advanced heat distribution across PCB
- Motor KV Compatibility: 2000 KV to 3500 KV brushless motors
- Suitable For: High-performance 1/8-scale monster trucks and electric off-road vehicles
- Throttle Response: Smooth and precise with electronic control
- Voltage Drop: Minimised through XT90 connector technology
We want to make sure your delivery goes smoothly, so here are some important details about our service:
- For orders above £120, we offer delivery to most mainland UK addresses. For orders under £120, we can still deliver to Northern Ireland and the outlying isles, as long as the item can be sent by Royal Mail, weighs less than 30kg, and fits within 61cm × 46cm × 46cm. Some highland and remote areas may carry an extra delivery charge as couriers often apply surcharges in these locations. If you live in one of these areas, feel free to contact us before ordering so we can confirm the delivery options and costs for you.
- Most of our products include delivery in the price. If your order is under £90, a small delivery fee will apply but do not worry this will always be clearly shown at checkout before you complete your purchase.
- Depending on what you choose at checkout, your order will usually be delivered either the next working day or within 2 working days. For next day delivery please place your order before 2:00pm. Orders are dispatched Monday to Friday only. Some items may take a little longer and if that is the case we will always show the expected delivery time on the product page.
- If your order includes items with different dispatch times we will normally wait and send everything together once all items are in stock. If one of the items is going to take a while we will give you the choice either wait for everything to arrive or let us send the available items now and deliver the rest later. It is up to you.
- We use trusted delivery partners to make sure your order gets to you safely and on time. We use DPD for next working day deliveries and Royal Mail for the 2 day option.
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- If a product is marked as "Dispatched within 3 working days" delivery usually takes around 3 to 5 working days from when your order is placed.
- For customers in Inverness and other parts of the Scottish Highlands deliveries can take up to 2 working days even if you select next day delivery as couriers do not currently offer a guaranteed next day service to those areas.
