FINDER 78.1B.1.230.2403 DIN Rail Switching Power Supply 120-240VAC to 220VDC 0.5A 110W

Delivers 110 W of clean DC power from a universal 120–240 V AC input, with a regulated 220 V DC output at 0.5 A for industrial control circuits.

Overview

The FINDER 78.1B.1.230.2403 is a single-phase switching power supply designed for DIN rail mounting. It converts 120–240 V AC (50/60 Hz) to a stable 220 V DC output, suitable for powering relays, contactors, PLCs and other automation devices. Screw terminals provide secure wiring, and convection cooling ensures silent, fanless operation.

What stands out

• High efficiency >85% reduces energy waste and heat generation.
• Wide operating temperature range from -20°C to +70°C for demanding environments.
• Integrated protection against short circuit, overload and overvoltage safeguards connected equipment.
• 3 kV AC isolation between input and output enhances electrical safety.
• Compact DIN rail housing saves space in control cabinets.

Technical details

• Input voltage: 120–240 V AC
• Output voltage: 220 V DC
• Output current: 0.5 A
• Output power: 110 W
• Input frequency: 50/60 Hz
• Mounting: DIN rail
• Number of phases: single phase
• Efficiency: >85%
• Protection: short circuit, overload, overvoltage
• Operating temperature: -20°C to +70°C
• Output ripple & noise: <1%
• Isolation voltage: 3 kV AC (input to output)
• Cooling: convection (fanless)
• Connection: screw terminals

Our verdict

A reliable and efficient power supply for industrial automation, offering robust protection and a wide temperature range in a compact DIN rail format.