Omron R88D-1SN15F-ECT Servo Drive – 1.5kW, 3PH, 400VAC, STO
The Omron R88D-1SN15F-ECT is a powerful 1.5 kW servo drive from the 1S-series, designed for high-performance motion control over EtherCAT networks. Operating on a 400 V three-phase supply, it provides robust, real-time control for demanding multi-axis applications with built-in STO (Safe Torque Off) functionality.
Ideal for machine builders and automation engineers seeking precision, speed, and certified safety in a compact form factor, this drive seamlessly integrates with Omron’s Sysmac platform and 1S servo motors.
Technical Specifications
Model: R88D1SN15FECT
Series: 1S Servo Drive
Product Type: AC Servo Drive (EtherCAT Type)
Mounting Type: Panel-mounted (vertical)
Weight (Unpacked): 3.4 kg
Dimensions (W × H × D): 90 × 246.4 × 236.05 mm
Safety Function: STO (Safe Torque Off, IEC 61800-5-2 compliant)
Electrical Characteristics
- Rated Output Power: 1.5 kW
- Drive Supply Voltage: 400 V AC (three-phase)
- Servo Control Method: EtherCAT real-time motion control
- Compatible Motors: Omron 1S-series motors (matched by power/encoder)
- Cooling Method: Natural convection or panel fan
- Protection Features: Overvoltage, overcurrent, short circuit, and STO
- External Fusing: Required (see datasheet for recommendations)
Communication & Control
- Protocol: EtherCAT
- Synchronization: Distributed Clock (DC)
- Feedback Interface: Battery-free absolute encoder (23-bit)
- Control Modes: Position, speed, torque
- Tuning Features: Advanced auto-tuning, gain adjustment, vibration suppression
- Software Integration: Sysmac Studio for setup, diagnostics, and tuning
Mechanical & Environmental
- Mounting Orientation: Vertical inside control panel
- Operating Temperature: 0 to 55°C
- Humidity: 10–95% RH (non-condensing)
- Altitude Limit: Up to 1000 m without derating
- Protection Class: IP20 (control panel installation required)
Applications
Ideal for:
- Multi-axis robotic systems
- Packaging, converting, and material handling machines
- CNC machinery and indexing tables
- EtherCAT-based high-speed automation lines
- Functional safety environments requiring STO
Key Features & Benefits
✅ 1.5 kW Output: High power in compact footprint for heavier loads.
✅ EtherCAT Connectivity: Seamless, high-speed motion synchronization.
✅ SIL3 STO Safety Function: Built-in compliance with safety standards.
✅ Compact 90 mm Width: Ideal for dense electrical panel layouts.
✅ 23-Bit Encoder Support: Ultra-precise motor feedback and control.
📦 Available from Drive Outlet Megastore
The Omron R88D-1SN15F-ECT servo drive combines industrial-grade power, EtherCAT performance, and built-in safety in a compact, scalable design. Pair it with 1S-series motors for a complete, Sysmac-integrated motion solution.
Need help configuring your drive and motor package? Talk to our motion control specialists today.
Omron precision. Drive Outlet delivery — when performance matters.

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