Omron CJ1W-PA205R Power Supply Unit

The Omron CJ1W-PA205R is a compact AC-powered power supply unit designed for CJ-series PLC systems. Providing a reliable 25 W output capacity, it powers the CPU, I/O, and expansion modules installed on the same CJ-series rack. The unit accepts a wide input voltage range from 85 to 264 VAC, ensuring stable operation in global industrial environments.

This model includes a RUN output signal, allowing external monitoring of the PLC’s operational status—ideal for control panels where system state feedback is essential.

Technical Specifications

Model: CJ1WPA205R
Series: CJ1W
Product Type: Power Supply Unit (PSU)
Mounting Type: DIN rail via CJ-series rack
Dimensions (W × H × D): 80 × 90 × 81.6 mm
Weight (Unpacked): 350 g
Degree of Protection: IP20
Module Type: Base-mounted PSU

Electrical Specifications

• Input Voltage Range (AC 50/60 Hz): 85 to 264 VAC
• Input Frequency: 50/60 Hz
• Power Output Capacity: 25 W
• Output Voltage: Internal regulated 5 V / 24 V for PLC bus use
• Power Output Type: For system use (not external devices)
• RUN Output: Yes – indicates system power and operational state

Mechanical & Installation

• Cooling Method: Natural convection
• Installation Orientation: Vertical mounting in CJ-series rack
• Wiring Method: Screw terminal input (standard)
• Protection Features: Overload and overvoltage protection (via internal circuit design)

Environmental Conditions

• Operating Temperature: 0 to 55°C
• Storage Temperature: –25 to +70°C
• Relative Humidity: 10% to 90% RH (non-condensing)
• Altitude: Up to 2000 m
• Vibration Resistance: Conforms to IEC 60068-2-6
• Shock Resistance: Conforms to IEC 60068-2-27

Applications

Perfect for:

• Powering CPU and I/O modules in CJ1/CJ2 PLC systems
• Control panels requiring monitored power-on indication via RUN output
• Machine and process control environments using Omron modular PLCs
• OEM systems that require reliable, compact PLC power delivery

Key Features & Benefits

✅ Wide Voltage Range: Operates from 85 to 264 VAC for global compatibility.

✅ Compact Footprint: Only 80 mm wide—ideal for space-constrained panels.

✅ Integrated RUN Output: Monitor PLC system power state externally.

✅ Reliable Omron Build: Industrial-grade PSU with protective features.

✅ CJ-Series Integration: Seamlessly supplies CJ1/CJ2 PLC racks.

📦 Available from Drive Outlet Megastore

The Omron CJ1W-PA205R is the dependable power backbone for any CJ-series PLC system, combining compact design, global input compatibility, and RUN monitoring.

Need help designing your CJ-series system or selecting compatible modules?
Contact our automation engineers today.

Stable power. Compact design. Drive Outlet powers your control systems with Omron.