S5451H Xact STD 8.4V 11kg Capable Hall Sensor Programmable Coreless Servo

The FrSky Xact HV S 5451H is a premium digital servo designed for demanding RC applications, featuring exceptional durability and precision performance. This professional-grade servo combines robust construction with advanced telemetry capabilities to deliver superior control and reliability.

Key Features

Premium Construction

• CNC-machined aluminum protective case for maximum durability
• High-quality metal gears for extended lifespan
• Dual precision ball bearings with integrated hall sensor

Advanced Technology

• F.Port 2.0 protocol support for real-time telemetry
• Compatible with SBUS and PWM protocols
• Firmware upgradeable for future improvements
• Smart protection with over-current and over-temperature monitoring

Technical Specifications

Performance Metrics

• Torque ratings:
  • 8.0 kg.cm (111.1 Oz-in) @ 6.0V
  • 9.9 kg.cm (137.5 Oz-in) @ 7.0V
  • 11.2 kg.cm (155.5 Oz-in) @ 8.4V
• Speed performance:
  • 0.06 sec/60° @ 6.0V
  • 0.05 sec/60° @ 7.0V
  • 0.06 sec/60° @ 8.4V

Physical Specifications

• Dimensions: 41x20x39mm (LxWxH)
• Weight: 72g
• Spline: ø6 25T (Futaba compatible)
• Voltage range: 4.8-8.4V
• Maximum refresh rate: 333Hz

What’s in the Box

• 1x FrSky Xact HV S 5451H Digital Servo
• Servo mounting hardware
• Servo horns assortment

Note: Actual accessories may vary based on current supply and package configuration.