MEAN WELL RD-35B 35W Dual Output Enclosed Power Supply 5V/5A +12V/2A, 88-264VAC Input

Industrial and automation systems often struggle with unstable power delivery when multiple voltage rails are required. The MEAN WELL RD-35B solves this by providing a reliable dual-output DC supply in a compact enclosed chassis, ensuring your sensitive electronics receive clean and stable power even under fluctuating mains conditions.

Who is it for

This power supply is ideal for system integrators, machine builders, and electronics engineers who need a dependable dual-voltage source for control circuits, sensors, relays, or small motors. It suits applications in factory automation, test equipment, and other industrial environments where space is limited but performance cannot be compromised.

Main features

• Dual outputs: +5V DC at up to 5A and +12V DC at up to 2A, with a total power of 35W
• Wide input range: 88–264VAC or 125–373VDC, suitable for global use without switches
• High efficiency up to 82% and low ripple & noise (80mV on 5V, 120mV on 12V)
• Comprehensive protection: overload, over voltage, and short circuit
• Free air convection cooling, no fan required for silent operation
• Complies with UL 60950-1, TUV EN 60950-1, CB, and CE safety standards
• Chassis mount enclosed type for easy integration

Specifications

• Output power: 35W
• Output 1: +5V DC, max 5A
• Output 2: +12V DC, max 2A
• Input voltage: 88–264VAC / 125–373VDC
• Input frequency: 47–63Hz
• Efficiency: 82%
• Hold-up time: 80ms at 230VAC full load
• Ripple & noise: 80mVp-p (5V), 120mVp-p (12V)
• Operating temperature: -25°C to +70°C
• Isolation voltage: 3kVAC input-output
• Cooling: free air convection
• Mounting: chassis mount

Tips

When installing, ensure adequate ventilation around the unit to maintain optimal operating temperature. For best noise performance, keep output wiring short and use twisted pairs. The RD-35B can be mounted in any orientation, but vertical mounting improves heat dissipation.