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Savox SV1257MG+ HV Digi Mini Size Rudder Servo - 4Kg 0.055s
Brand: Savox
Part No: SAV-SV1257MG+
Shadow Stock: Usually ships next day
The Savox SV1257MG+ HV Digi Mini Size Rudder Servo delivers rapid response and dependable holding power in a compact footprint. Designed as a high-performance tail servo, it combines a coreless motor with metal gears and dual ball bearings to provide swift, precise movement and durability. Operating across 6.0–8.4V, it can be used directly on a 2S LiPo. The Plus variant adds a Soft Start Mode and Sanwa SSR compatibility.
Key Features
- High-voltage operation (6.0–8.4V) for flexible power setups
- Fast transit: 0.055s @ 7.4V (60°)
- Strong torque: up to 4.0 kg-cm @ 7.4V
- Coreless motor with metal gear train for speed and longevity
- Dual ball bearings and part aluminium case
- 25 tooth spline output
- Plus model: Soft Start Mode and Sanwa SSR compatibility
Specifications
- Dimensions: 35.0 x 15.0 x 29.2 mm
- Weight: 29.5 g
- Speed (60°): 0.07s @ 6.0V | 0.055s @ 7.4V | 0.045s @ 8.4V
- Torque (kg-cm): 2.5 @ 6.0V | 4.0 @ 7.4V | 6.0 @ 8.4V
- Motor: Coreless
- Gears: Metal
- Bearings: 2
- Case: Part aluminium
- Output Spline: 25T
Suggested Compatibility
- Tail/rudder applications in helicopters around the 500 class
- Models where high speed and strong centring are required
Savox servos are known for their balance of power, precision and durability, making the SV1257MG+ a strong choice when you need fast, consistent tail control in a mini-size format.
Secured by Stripe
The Savox SV1257MG+ is the perfect tail servo for all helicopters from the 500 class and leaves nothing to be desired. The specs of 4kg torque and 0.055° speed speak for themselves!
It can be operated directly on a 2s LiPo and is ideal for all models where strength and speed is needed.
- Dimensions (mm): 35.0 x 15.0 x 29.2
- Weight (g): 29.5
- Voltage range: 6.0V - 8.4V
- Motor: Coreless
- Gear: Metal
- Speed @6.0V (60°): 0.07s
- Speed @7.4V (60°): 0.055s
- Speed @8.4V (60°): 0.045s
- Torque @6.0V (kg-cm): 2.5
- Torque @7.4V (kg-cm): 4.0
- Torque @8.4V (kg-cm): 6.0
- Ball bearings: 2
- Case: Part Aluminium
- Servo Horn: 25 Tooth Spline
Easily compare RC servo models with our intuitive radar chart. This tool visualizes critical performance metrics, allowing you to assess and select the ideal servo for your needs. Whether you're prioritizing speed, durability, or precision, the Performance Radar helps you make informed decisions with confidence.
Savox servos are renowned for their versatility, catering to a wide range of applications, from high-speed racing to heavy-duty off-road tasks. Engineered for reliability and performance, they deliver the perfect balance of power, precision, and durability, making them a trusted choice for RC enthusiasts worldwide.
New Savox and Plus / "+" Models: feature a new Soft Start Mode and Sanwa SSR compatibility.
Unsure which servo you need for your model?
Visit our Savox Servo Soultion Centre and find the ideal servo for your needs.
Key Info:
- Brand: Savox
- Part No: SAV-SV1257MG+
- Barcode: 4710006994727
Standard Shipping
£3.95 to most of the UK
Express Shipping
£6.95 to most of the UK
Worldwide Shipping
Available at checkout
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