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RDNA0401

Model No: RDNA0401


COMING SOON 29/05/2026

Coming Soon - Stock Arriving: 29/05/2026

Stock Arriving: 29/05/2026

£17.50

£1.75

£15.75

Inc VAT

1 Year Warranty
We Accept

Overview

The Radient RS-HT201-MG Standard Analog HT MG Servo is a reliable, compact servo solution designed for RC enthusiasts across the UK who demand proven performance in their RC models. Whether you're piloting an RC car, truck, boat, drone or helicopter, this standard-size servo delivers the precision control and torque you need at an affordable price point. With its waterproof construction and O-ring sealing, this servo is built to withstand the demands of outdoor RC bashing, racing and recreational flying, making it an excellent choice for hobbyists seeking a dependable upgrade or replacement servo for their existing setup.

This servo represents exceptional value for RC hobbyists in the UK looking to upgrade their radio control equipment without breaking the bank. The Radient brand has established itself as a trusted name in RC electronics, and this particular model combines durability with performance in a package that's suitable for users aged 14 and over. Whether you're setting up your first ready-to-run RC vehicle or maintaining an established fleet of models, the RS-HT201-MG delivers consistent, predictable performance that keeps your RC cars, trucks and aircraft responding precisely to your transmitter inputs.

The standard servo size makes this unit compatible with a wide range of RC vehicles and applications, from entry-level models through to more advanced setups. Its waterproof design ensures longevity even in challenging conditions, whilst the included mounting hardware and servo horns mean you can get your model up and running without hunting for additional components. For RC enthusiasts across the UK seeking a proven, affordable servo that won't let them down, the Radient RS-HT201-MG is a smart investment.

Key Features

  • Waterproof Construction with O-Rings — The servo features O-ring seals that protect internal components from moisture, dirt and debris, ensuring reliable operation even in wet conditions or after exposure to water splash during RC driving or boating applications. This weatherproofing extends the operational lifespan of your servo and reduces maintenance requirements.
  • Standard Servo Size — Measuring 41 x 20 x 38mm, this standard-format servo fits the vast majority of RC applications, from RC cars and trucks to boats, drones and helicopters, making it a genuinely versatile choice for any multi-model RC enthusiast's spares collection.
  • Lightweight Design at Just 52g — The compact weight keeps your RC model's centre of gravity optimised whilst providing more than sufficient control torque, which is particularly important for aircraft and drone applications where every gram matters to flight performance and battery runtime.
  • Plastic Gear Construction — The servo utilises plastic gears which provide an excellent balance between performance and cost, delivering smooth, responsive control without the premium price tag of metal gear alternatives, though users should be aware that plastic gears are more suitable for standard recreational use rather than extreme racing applications.
  • Dual Voltage Capability — This servo operates across the 4.8 to 6.0V range, making it compatible with both standard 5V receiver packs and higher voltage setups, giving you flexibility in your RC system configuration and allowing you to optimise performance based on your specific requirements.
  • Complete Package with Hardware — Each servo arrives with servo horns and full mounting hardware included, eliminating the frustration of hunting for compatible components and allowing immediate installation into your RC vehicle or aircraft without additional purchases.
  • Analog Control Technology — The analog servo provides straightforward, reliable control response that has been proven across countless RC applications worldwide, without the complexity or cost premium of digital servo electronics, making it ideal for standard recreational RC use.

Technical Performance

The Radient RS-HT201-MG delivers impressive performance specifications across its operational voltage range. At 6.0V, the servo produces 76.38 oz-in (5.5 kg.cm) of torque and achieves a response speed of 0.14 seconds per 60 degrees of rotation, providing responsive control for standard RC applications. When operating at the higher 7.4V setting, performance increases to 83.32 oz-in (6.0 kg.cm) of torque with an accelerated speed of 0.12 seconds per 60 degrees, delivering noticeably faster response that benefits high-performance RC cars, trucks and aircraft where reaction speed is crucial. The servo's plastic gear construction balances durability with performance, whilst the waterproof O-ring sealing ensures consistent operation in diverse environmental conditions typical of UK RC bashing and outdoor use. The standard servo format and lightweight 52g construction make this unit ideal for applications where weight penalty must be minimised, such as racing RC cars or RC aircraft, whilst the dual-voltage capability provides flexibility to optimise performance based on your specific RC model's power requirements and control demands.

What's in the Box

  • Radient RS-HT201-MG Standard Servo
  • Servo Horns
  • Mounting Hardware

Frequently Asked Questions

  • Is the Radient RS-HT201-MG suitable for beginners in RC? — Yes, this servo is an excellent choice for beginners and experienced hobbyists alike. The standard servo size and simple analog control make it universally compatible with most RC beginner setups, whilst the waterproof construction provides reliability that builds confidence in new RC enthusiasts. The included mounting hardware eliminates compatibility concerns and allows straightforward installation into any standard servo mounting point.
  • What voltage does this servo require? — The Radient RS-HT201-MG operates across 4.8 to 6.0V, making it compatible with standard 5V receiver batteries and also capable of handling higher voltage setups. This voltage range covers most conventional RC receiver packs and allows you to optimise performance by selecting the voltage that best suits your RC model's requirements.
  • How much torque does this servo deliver? — At the standard 6.0V operating voltage, this servo produces 76.38 oz-in (5.5 kg.cm) of torque, which is sufficient for standard-duty applications in RC cars, trucks, boats and aircraft. When operated at 7.4V, the torque increases to 83.32 oz-in (6.0 kg.cm), providing enhanced control response for more demanding applications.
  • Is this servo waterproof? — The servo features O-ring sealing which provides waterproof protection, making it suitable for use in wet conditions and RC boating applications. The waterproof construction ensures longevity and reduces the risk of internal corrosion from moisture exposure during outdoor RC activities across the UK.
  • What is the response speed of this servo? — At 6.0V the servo achieves 0.14 seconds per 60 degrees of rotation, and at 7.4V this improves to 0.12 seconds per 60 degrees. This response speed is suitable for standard RC applications where millisecond-fast reaction times are less critical than with competitive racing setups.
  • What servo horns are included? — The package includes standard servo horns compatible with the servo output shaft, allowing immediate installation into your RC model without requiring separate purchases of control linkage components.
  • Can this servo be used in aircraft and drones? — Yes, the standard servo size and lightweight 52g design make it perfectly suited for RC aircraft, drones and helicopters, where weight is a critical consideration for flight performance and battery runtime. The waterproof sealing provides additional protection during outdoor flying operations.
  • What is the difference between this and other standard servos? — The Radient RS-HT201-MG combines waterproof O-ring sealing with responsive performance at an affordable price point. Compared to budget servos without sealing, it offers superior durability in wet conditions, whilst compared to premium metal-gear servos, it provides cost-effective performance suitable for recreational use rather than extreme competition racing.

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 Radient RS-HT201-MG Standard Analog HT MG Servo 6.5kg 0.12s 4.8 - 6.0V RDNA0401 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: RDNA0401
  • Brand: Radient
  • Servo Type: Standard Analog HT MG Servo
  • Servo Size: Standard (40.8 x 20.1 x 38mm)
  • Weight: 52g (1.83oz)
  • Product Length: 41mm (1.61in)
  • Product Width: 20mm (0.79in)
  • Product Height: 38mm (1.50in)
  • Torque at 6.0V: 76.38 oz-in (5.5 kg.cm)
  • Torque at 7.4V: 83.32 oz-in (6.0 kg.cm)
  • Speed at 6.0V: 0.14 seconds per 60 degrees
  • Speed at 7.4V: 0.12 seconds per 60 degrees
  • Operating Voltage Range: 4.8V - 6.0V
  • Voltage Compatibility: 5V standard and high voltage setups
  • Gear Type: Plastic Gears
  • Control Type: Analog
  • Waterproof Rating: Waterproof with O-Rings
  • Sealing: O-Ring Seals
  • Compatibility: RC Aircraft, RC Drones, RC Helicopters, RC Cars, RC Trucks, RC Boats
  • Age Recommendation: 14+
  • Included Components: Servo, Mounting Hardware, Servo Horns
  • Barcode: 841723401947

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.
  • As soon as your order is on its way we will send you a tracking number by email. If you provide your mobile number at checkout we will also send delivery updates straight to your phone so you can keep an eye on progress.
  • 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.

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