Siemens SITOP PSU4200 1-Phase Power Supply 24V/20A 480W 6EP3336-3SB00-0AX0

Deliver a stable 24 V DC output at up to 20 A with the Siemens SITOP PSU4200, a single-phase DIN-rail power supply engineered for demanding industrial applications.

Overview

The SITOP PSU4200 6EP3336-3SB00-0AX0 is a robust power supply unit that converts a wide-range AC input of 85–264 V AC into a precisely regulated 24 V DC output. With a rated output current of 20 A and a power rating of 480 W, it provides reliable power for control systems, sensors, actuators, and other 24 V loads. The output voltage can be adjusted from 22.8 to 28 V DC to compensate for voltage drops or to meet specific application requirements.

What stands out

• High efficiency of 90.5% at 230 V AC reduces energy consumption and heat generation.
• Wide operating temperature range from -25 to +70 °C with derating above 60 °C ensures suitability for harsh environments.
• Parallel operation capability allows multiple units to be connected for increased power or redundancy.
• Integrated overload and short-circuit protection with constant current limiting and automatic recovery enhances system reliability.
• Compact DIN-rail mounting design simplifies installation in control cabinets.

Technical details

• Input voltage: 120–230 V AC nominal, 85–264 V AC operating range
• Input frequency: 47–63 Hz
• Output voltage: 24 V DC (adjustable 22.8–28 V DC)
• Output current: 20 A
• Output power: 480 W
• Efficiency: 90.5% at 230 V AC
• Mounting: DIN rail
• Operating temperature: -25 to +70 °C (derating above 60 °C)
• Protection class: IP20
• Connection: Screw terminals
• Cooling: Natural convection
• MTBF: > 500,000 hours
• Certifications: CE, cULus, CB, ATEX, IECEx

Our verdict

The SITOP PSU4200 is a dependable power supply for industrial automation, offering high efficiency, flexible voltage adjustment, and robust protection features in a compact DIN-rail package.