EMAX ES9054 Metal Cased Digital Metal Gear Servo
by EMAX

The EMAX ES9054 Metal Cased Digital Metal Gear Servo is a heavy-duty, standard-sized industrial programmable servo engineered for high-torque applications, large-scale RC aircraft, robotic actuation systems, and rugged surface vehicles. Offering an incredible level of holding power, the ES9054 pairs an all-metal gear drivetrain with an advanced digital processor to deliver up to 20.0 kgf.cm of torque at 6.0V. Encased in a full CNC-machined metal housing, this servo provides optimal structural rigidity and heat dissipation under sustained high-load operations.

Unlike traditional factory-locked servos, the ES9054 is fully programmable via an external EMAX USB programmer. This allows engineering teams, university aerospace labs, and advanced builders to fine-tune internal operational behaviors such as dead-band sensitivity, motor drive frequency (to lower acoustic noise), torque limits, and signal inversion. Its rugged design ensures exceptionally precise tracking and minimal centering error, making it an excellent baseline actuator for critical control surfaces and heavy-duty mechanical linkages.

Specifications

• Operating Voltage: 4.8V – 6.0V

• Stall Torque (4.8V): 14.5 kgf.cm

• Stall Torque (6.0V): 20.0 kgf.cm

• Operating Speed (4.8V): 0.16 sec/60° (at no load)

• Operating Speed (6.0V): 0.13 sec/60° (at no load)

• Weight: 72g

• Gear Type: All-Metal Gears

• Case Material: CNC Anodized Aluminum / Full Metal Casing

• Servo Type: Programmable Digital

• Default Direction: Counter-Clockwise (Pulse traveling 1500 to 1900 µsec)

• Programmable Adjustments: Dead Band, Max Duty (Torque), Boost, Pulse Limits, Neutral Point, Drive Frequency, and Signal Inverter

• Connector Plug: Standard JR/Futaba Compatible

What is Included

• 1x EMAX ES9054 Metal Cased Digital Servo

• 1x Heavy-Duty Structural Plastic Servo Horn Selection (Arms, Cross, Disc)

• 1x Complete Mounting Hardware Pack (Grommets, Eyelets, Screws)