Omron CP1W-8ER Expansion I/O Module
The Omron CP1W-8ER is an 8-point relay output expansion module designed for use with CP-series PLCs, enabling additional digital output capabilities for a wide range of industrial automation tasks. It offers reliable relay NO (Normally Open) contacts with a maximum output current of 2 A per point, making it suitable for controlling solenoids, contactors, or indicator lights.
This module is compact, DIN-rail or panel-mountable, and seamlessly integrates with Omron CP1L, CP1H, and CP2E controllers.
Technical Specifications
Model: CP1W8ER
Product Type: Digital Output Expansion Module
Output Channels: 8
Output Type: Relay – Normally Open (NO)
Relay Contact Rating: 2 A per output
Output Voltage Range: 4.5 to 30 VDC / VAC
Electrical Specifications
- Output Delay Time (ON/OFF): 15 ms (typical)
- Insulation Resistance: 20 MΩ min. at 500 VDC
- Dielectric Strength: 1,500 VAC for 1 minute (between relay contacts and I/O circuits)
- Rated Load: 2 A at 250 VAC / 2 A at 30 VDC (resistive load)
Mechanical Specifications
- Mounting: Panel mount or DIN rail
- Dimensions (W × H × D): 66 × 90 × 50 mm
- Weight: 250 g
- I/O Connection Type: Screw terminal
Environmental Specifications
- Operating Temperature: 0 to 55°C
- Storage Temperature: –20 to 75°C
- Ambient Humidity: 10% to 90% RH (non-condensing)
- Vibration Resistance: IEC 60068-2-6 compliant
- Shock Resistance: IEC 60068-2-27 compliant
- Protection Rating: IP20 (when installed in panel enclosure)
Applications
- Machine control panels
- Industrial lighting or motor relay control
- Packaging automation
- Conveyor system outputs
- General-purpose I/O expansion
Features
✅ 8-channel relay output module.
✅ 2 A rated current per output – supports direct control of actuators.
✅ Compact footprint ideal for modular PLC builds.
✅ Wide output voltage range – supports both AC and DC loads.
✅ Easy integration with Omron CP1L, CP1H, and CP2E series PLCs.
📦 Ready to Ship from Drive Outlet Megastore
The Omron CP1W-8ER is available for immediate dispatch – the perfect solution for expanding your CP-series PLC output capacity with reliable relay switching.
Request a quote or place your order now.
Expand Smart. Control More. Rely on Omron. – From Drive Outlet Megastore

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