MEAN WELL RSP-320-13.5 321.3W 1U Metal Enclosed Power Supply

Industrial automation engineers and system integrators often need a reliable, high-density power source for 13.5V DC equipment in space-constrained 1U racks. The MEAN WELL RSP-320-13.5 delivers 321.3W with active PFC and comprehensive protections, making it a solid choice for control cabinets, test systems, and LED lighting arrays.

Key specifications

• Output: 13.5V DC, 23.8A, 321.3W
• Input: 88~264VAC / 124~370VDC
• Efficiency up to 89% with active PFC (PF>0.95)
• 1U low-profile metal enclosure, forced air cooling by built-in DC fan
• Protections: short circuit, overload, over voltage, over temperature
• Remote ON/OFF control and remote sense function
• DC OK signal output
• Operating temperature: -30~+70°C
• Safety: UL 60950-1, TUV EN60950-1, CB, CE
• EMC: EN55022 Class B, EN61000-3-2,3, EN61000-4-2,3,4,5,6,8,11

Why choose it

This power supply combines high power density with a slim 1U profile, saving valuable rack space. Active PFC ensures compliance with harmonic current standards, while the wide input range accommodates global mains voltages. The built-in fan maintains reliable operation even under full load, and the metal housing provides durability in industrial environments.

Ideal use cases

• Industrial control systems and PLCs
• Test and measurement equipment
• LED lighting and signage
• Telecommunications and networking devices
• Automation machinery

Good to know

The RSP-320-13.5 includes remote sense to compensate for voltage drops over long cable runs, ensuring stable output at the load. Its DC OK signal allows system monitoring. With a wide operating temperature range, it suits both indoor and semi-outdoor installations. Note that forced air cooling requires adequate ventilation.