Mean Well MDR-20-24 ACDC DIN Rail Power Supply

Description:

The Mean Well MDR-20-24 AC/DC DIN Rail Power Supply is a compact industrial switching power supply designed to convert AC input voltage to a regulated 24VDC output. Commonly installed in PLC cabinets, control panels, machine automation systems, and industrial instrumentation requiring reliable low-power DC power conversion. Maintenance teams, OEMs, and system integrators use this power supply for equipment repairs, panel retrofits, and replacement of existing DIN rail-mounted power supplies. The MDR-20-24 provides 24W of output power with a 24VDC, 1A output rating and universal AC input.

Applications:

The Mean Well MDR-20-24 is designed to provide stable 24VDC power in industrial environments. It is commonly used in PLC systems, HMI panels, industrial sensors, communication equipment, and control cabinets where compact size and DIN rail mounting are required. The power supply features universal AC input, free-air convection cooling, and built-in protections against overload, overvoltage, and short circuits for dependable long-term operation.

Technical Specifications:

• Manufacturer: Mean Well
• Manufacturer Part Number (MPN): MDR-20-24
• Product Type: DIN Rail AC/DC Switching Power Supply
• Series: MDR-20
• Output Voltage: 24 VDC
• Output Current: 1.0 A
• Rated Output Power: 24 W
• Input Voltage Range: 85 to 264 VAC, 120 to 370 VDC
• Nominal Input Voltage: 100 to 240 VAC
• Input Frequency: 47 to 63 Hz
• Efficiency: Typical 84%
• Output Voltage Adjustment Range: 21.6 to 26.4 VDC
• Number of Outputs: 1
• Mounting Type: TS35/7.5 or TS35/15 DIN Rail
• Cooling Method: Free Air Convection
• Overload Protection: Yes
• Overvoltage Protection: Yes
• Short Circuit Protection: Yes
• DC OK Relay Contact: Yes
• No Load Power Consumption: <0.75 W
• Operating Temperature Range: -20°C to +70°C
• Dimensions (W × H × D): 22.5 × 90 × 100 mm (0.89 × 3.54 × 3.94 in)
• Weight: Approximately 170 g (0.37 lb)
• LED Power Indicator: Yes
• Certifications: UL508, TUV EN60950-1, CE, RoHS
• Application Environment: Industrial automation, control panels, and machine control systems

Common Replacements:

• Mean Well MDR-40-24
• Mean Well HDR-30-24
• Mean Well NDR-120-24