All-Electric Subsea Actuator

A compact, efficient, 3,000 m-rated all-electric subsea actuator with API 17H interface, predictive monitoring, and optional fail-safe battery.

The All-Electric Subsea Actuator (AESA) by ATV is a retrievable, drop-in electric actuator engineered for demanding subsea applications. It is compatible with multiple valve types including ball, gate, rotary gate, choke, and control valves, and uses an API 17H Class 1–4 ROV interface. Designed for long-term deepwater service, it operates at depths up to 3,000 m with a 25-year design life.

The actuator features a compact, lightweight, and power-efficient architecture that supports high reliability and low maintenance. It includes integrated predictive condition monitoring, modular electronics, and flexible power supply options. An optional trickle-charged battery pack enables fail-safe operation or energy buffering for critical scenarios.

Main Features

  • API 17H Class 1-4 ROV interface
  • Rated for 3000 metres water depth
  • Designed for 25 years of operational lifetime
  • Designed for a wide range of power supply
  • Highly reliable electronics design
  • Integrated predictive condition monitoring
  • Modular electronic architecture

Options

  • Trickle-charged battery for fail-safe action or energy storage for power buffering

Benefit

  • ROV installation and retrieval
  • Lightweight compact design
  • Minimized Power consumption, optimized on specific valve torque profile

Technical Data

Maximum Water Depth
3000 m
Failure Function
Fail-As-Is, or Fail Open / Close with battery
Operating Output Torque
Up to 2700 Nm
Performance
Up to 15 RPM
Operating Temperature
-5 ÷ 40 °C
Compensation System
Closed with dielectric and very low environmental impact oil
Electric Motor Type
Brushless Direct Current Motor (BLDC)
Qualification
Mechanical and Electronics in compliance with API 17F
Interface
API 17H / ISO 13628-8 Class 1-4
Installation
Robust ROV handles for installation and locking
Power
Up to 4 kW
Supply Voltage
VDC or VAC
Communication protocol
-5 ÷ 40 °C
Connections
  • SIIS L2 (CAN Open fault tolerant – CiA443)
  • Modbus RTU over RS-485
Control & Diagnostic
Several outputs available
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