SAV-SV0255MG

Overview

The Savox SV0255MG is a high-voltage micro-size digital servo engineered for precision RC applications where compact size and exceptional performance are essential. This servo represents the perfect balance of speed, torque and reliability, making it an ideal choice for RC enthusiasts across the UK who demand professional-grade performance in a micro package. Whether you're building a competitive RC car UK setup, upgrading your existing model, or exploring high-performance servo options, the SV0255MG delivers the speed and responsiveness that separates winning builds from the rest.

Savox servos are renowned throughout the RC hobby for their versatility, catering to a wide range of applications from high-speed racing to precision steering control across various RC vehicle types. This particular model combines cutting-edge digital technology with robust engineering, delivering the perfect balance of power, precision and durability. With its impressive 0.13-second speed rating at 7.4V and solid 4.5kg-cm torque output, the SV0255MG is built to handle demanding RC racing and bashing scenarios where quick response times and consistent performance are non-negotiable.

Engineered for reliability and longevity, Savox servos are a trusted choice for RC enthusiasts worldwide who refuse to compromise on quality. The SV0255MG's compact dimensions and lightweight construction make it perfect for micro-scale builds and applications where every gram counts, whilst its metal gears and bearing-supported design ensure years of trouble-free operation in the demanding world of RC motorsport.

Key Features

• Lightning-Fast Speed Rating — The servo achieves an impressive 0.13-second response time at 7.4V, delivering the rapid steering response and control precision that serious RC racers demand, especially in time-critical competitive scenarios where milliseconds matter.
• Robust Torque Output — With 4.5kg-cm of torque at 7.4V, this servo generates sufficient force to handle responsive steering inputs and maintain control authority even under the most demanding driving conditions without hesitation or lag.
• High-Voltage Operation — Designed for 7.4V LiPo battery systems, this servo delivers enhanced performance compared to standard 6.0V configurations, providing faster response times and greater overall power output for competitive racing applications.
• Metal Gear Construction — The servo features metal gears throughout its drivetrain, offering superior durability and longevity compared to plastic alternatives, ensuring consistent performance over thousands of operating cycles without degradation or wear.
• Dual Ball Bearing Support — The servo incorporates two ball bearings in its design, reducing friction and wear on critical components whilst providing smooth, precise movement with minimal play or deviation from commanded positions.
• Partial Aluminium Case — The servo housing features part-aluminium construction, providing excellent heat dissipation and structural rigidity whilst keeping overall weight to a minimum, an essential consideration for micro-scale RC applications.
• Digital Servo Technology — Advanced digital processing delivers superior control resolution and responsiveness compared to analogue servos, enabling finer steering adjustments and more accurate response to transmitter input across the full control range.
• Micro Compact Size — At just 22.8 x 12 x 29.4mm and weighing only 15.8 grams, this servo is exceptionally compact, making it ideal for space-constrained applications and micro-scale RC builds where conventional full-size servos simply won't fit.
• 21-Tooth Spline Horn — The included servo horn features a 21-tooth spline design, offering excellent compatibility with a wide range of RC platforms whilst ensuring positive engagement and secure mounting with virtually no risk of slippage.
• One-Year Manufacturer Warranty — Backed by Savox's comprehensive one-year warranty, you can purchase with complete confidence knowing your investment is protected by the manufacturer's commitment to quality and customer satisfaction.
• Soft Start Mode Compatible — This servo features new Soft Start Mode technology found in the latest Savox and Plus models, providing smooth power-up sequences that protect servo mechanisms and electronics during initialisation.
• Sanwa SSR Compatibility — The SV0255MG is fully compatible with Sanwa SSR radio systems, ensuring seamless integration with popular RC radio equipment used by competitors and enthusiasts throughout the UK RC community.

Technical Performance

The Savox SV0255MG represents the pinnacle of micro-servo engineering, combining exceptional speed with reliable torque delivery in an incredibly compact footprint. At 7.4V operating voltage, this servo achieves 0.13-second speed per 60 degrees of rotation and 4.5kg-cm of torque, making it suitable for applications demanding rapid response and sufficient control authority. The servo's construction features metal gears throughout the drivetrain, ensuring durability and consistent performance through extended use. The dual ball bearing design reduces friction and mechanical play, contributing to precise positioning and smooth servo movement. The partial aluminium case provides both structural rigidity and effective heat dissipation, critical factors for servos operating continuously during competitive racing or bashing sessions. At just 15.8 grams, the servo's lightweight construction is particularly valuable in micro-scale RC applications where mass distribution and overall vehicle weight directly impact acceleration, handling characteristics and battery runtime. The servo operates reliably on 7.4V LiPo battery systems commonly used throughout the ready to run RC market, though it can also operate at lower voltages with reduced performance. For comparison, at 6.0V the servo delivers 0.16-second speed and 3.5kg-cm torque, demonstrating the performance advantage gained through higher voltage operation. The digital processing architecture ensures superior control resolution compared to analogue servo technology, translating to more responsive steering inputs and greater precision control across the full movement range. This micro-size servo is particularly well-suited for 1/18-scale RC cars, competitive racing applications and any platform where space and weight are critical design considerations.

What's in the Box

• Savox SV0255MG digital servo unit
• 21-tooth spline servo horn

Frequently Asked Questions

• Is the Savox SV0255MG suitable for beginners? — This servo is best suited to experienced RC enthusiasts and competitors rather than complete beginners, as its micro-size requires precise installation and is most commonly used in advanced RC platforms and competitive racing setups where its performance advantages are fully utilised.
• What battery voltage does this servo need? — The SV0255MG is designed for 7.4V LiPo battery systems, which is the standard configuration across modern ready to run RC cars in the UK market. At 7.4V it delivers its full 0.13-second speed rating and 4.5kg-cm torque specification. It can operate at 6.0V with reduced performance: 0.16-second speed and 3.5kg-cm torque.
• What makes this servo faster than standard models? — The 0.13-second speed rating at 7.4V is achieved through advanced digital servo technology and optimised internal gearing, making it significantly quicker than typical analogue servos and even many standard digital servo models, providing the responsiveness essential for competitive RC racing.
• Is this servo waterproof? — The source material does not specify waterproof ratings for this servo, so it should be treated as a standard indoor or dry-condition servo without sealed electronics or water-resistance features.
• What applications is this servo best for? — The micro-size and performance characteristics make this servo ideal for 1/18-scale RC cars, competitive racing platforms, precision steering applications and any RC setup where space and weight are critical factors and high-speed responsive control is essential.
• How does this compare to larger Savox servos? — The SV0255MG is specifically designed as a micro-size servo, making it significantly smaller and lighter than standard full-size servos whilst maintaining impressive performance specifications, though full-size servos typically offer greater torque reserves and more robust construction for heavy-duty applications.

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 SAVOX MICRO SIZE DIGITAL SERVO 0.13sec 4.5KG@7.4V SAV-SV0255MG 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.