MEAN WELL DRC-180B DIN Rail Power Supply with UPS Function 27.6V 5A 151.8W

In industrial and building automation, a power failure can cause data loss or equipment damage. The MEAN WELL DRC-180B solves this by combining a 27.6V DC power supply with a built-in UPS function for 24V lead-acid batteries. It keeps critical systems running during mains interruptions.

Who is it for

System integrators, panel builders, and maintenance engineers who need reliable DC power with battery backup for PLCs, sensors, access control, or emergency lighting on a DIN rail.

Main features

• DIN rail mountable, 2 outputs: main 27.6V/5A and charger 27.6V/0.5A
• Built-in UPS function with battery charging and monitoring for 24V lead-acid batteries (flooded, gel, AGM)
• Wide input range: 90-264VAC or 127-370VDC
• Protections: short circuit, overload, over voltage, battery low, battery reverse polarity
• DC OK relay contact and battery low alarm for remote monitoring
• High efficiency up to 89%, free air convection cooling
• Operating temperature: -30 to +70°C

Specifications

• Total rated power: 151.8W
• Output voltage: 27.6V DC (main), 27.6V DC (charger)
• Output current: 5A (main), 0.5A (charger)
• Input voltage: 90-264VAC / 127-370VDC
• Efficiency: 89%
• Operating temperature: -30 to +70°C
• Cooling: free air convection
• Compliance: UL60950-1, TUV EN60950-1, EAC TP TC 004, CE

Tips

For proper UPS operation, connect a 24V lead-acid battery with appropriate capacity. The DC OK relay can be wired to a controller to signal power status.