Description:

The Mitsubishi Q61P-A1 is a power supply module for the MELSEC-Q Series PLC platform, used to convert AC input power into stable DC voltage for system operation. Commonly installed in Q Series PLC racks within industrial control panels, manufacturing systems, and automation lines, it supplies regulated 5 V DC power to CPU and I/O modules. Maintenance teams, system integrators, and OEMs use this module for system power distribution, replacements, and upgrades where reliable and consistent PLC operation is required.

Applications:

The Mitsubishi Q61P-A1 power supply module is used in industrial automation environments where stable DC power is critical for PLC systems. Typical applications include manufacturing lines, process control systems, packaging machinery, material handling systems, and large automation panels where uninterrupted and regulated power ensures reliable PLC performance and system uptime.

Technical Specifications:

• Manufacturer Part Number (MPN): Q61P-A1
• Product Type: PLC Power Supply Module (MELSEC-Q Series)
• Input Voltage: 100–120 VAC
• Input Frequency: 50/60 Hz
• Output Voltage: 5 V DC
• Output Current: 6 A
• Max Input Apparent Power: ~105 VA
• Inrush Current: ~20 A (8 ms)
• Efficiency: ≥70%
• Allowable Momentary Power Failure: ≤20 ms
• Protection Features: Overcurrent and overvoltage protection
• Mounting Type: Rack mount (Q Series base unit)
• Dimensions: Approx. 98 × 55.2 × 90 mm
• Weight: ~0.3 kg
• Operating Temperature: 0 °C to 55 °C
• Protection Class: IP20
• Status Indicator: LED (power/operation)
• Notes: Discontinued model; replaced by Q61P

Common Replacements:

• Mitsubishi Q61P
• Mitsubishi Q61P-A2
• Siemens SITOP PSU equivalent (industrial PLC power supply)