PULS CPS20.481 DIN Rail Power Supply 48V DC 10A 480W

Delivering 480 W from a compact DIN rail unit, the PULS CPS20.481 supplies 48 V DC at 10 A with an efficiency of 94.3% at 230 V AC full load.

Overview

The PULS CPS20.481 is a DIN rail power supply designed for industrial control panels and automation systems. It accepts a wide input range of 100-240 V AC (85-276 V AC or 90-300 V DC) and provides a stable 48 V DC output adjustable from 48 to 56 V DC. Active power factor correction and convection cooling ensure reliable operation without forced airflow.

What stands out

• High efficiency of 94.3% reduces energy waste and heat generation.
• Wide operating temperature range from -25 °C to +70 °C with derating above +60 °C.
• Comprehensive protection: overload, short-circuit, overtemperature, and overvoltage.
• Low ripple and noise (<50 mVpp) for sensitive loads.
• Long lifetime: MTBF over 600,000 hours at 40 °C.

Technical details

• Input: 100-240 V AC, 45-66 Hz (or 90-300 V DC)
• Output: 48 V DC, 10 A, 480 W, adjustable 48-56 V DC
• Efficiency: 94.3% at 230 V AC, full load
• Inrush current: 20 A peak at 230 V AC
• Hold-up time: >20 ms at 230 V AC, full load
• Connection: screw terminals
• Mounting: DIN rail TS35/7.5 or TS35/15
• Protection degree: IP20
• Cooling: convection

Our verdict

The CPS20.481 is a robust and efficient power supply for demanding industrial applications, offering precise output adjustment and dependable protection features.