MEAN WELL HEP-320-24A Power Supply & Voltage Converter (HEP-320-24A)

Industrial facilities and outdoor installations often require a reliable power source that can withstand harsh conditions while delivering stable DC voltage. The MEAN WELL HEP-320-24A is a high-efficiency power supply unit that converts AC mains or DC input into a regulated 24V DC output, making it suitable for LED lighting, industrial automation, and other demanding applications where durability and performance are critical.

Key specifications

• Output Voltage: 24V DC
• Output Current: 13.4A
• Rated Power: 321.6W
• Input Voltage Range: 90 ~ 305VAC / 127 ~ 431VDC
• Efficiency: 94%
• Voltage Adjustment Range: 20 ~ 27V
• Ripple & Noise: 150mVp-p
• Ingress Protection: IP65
• Operating Temperature: -55 ~ +70°C
• Cooling Type: Free air convection
• Power Factor Correction: Active PFC
• Protection Features: Short circuit, Overload, Over voltage, Over temperature
• Isolation Voltage: 3.75KVAC (Input to Output)
• MTBF: >100,000 hours
• Housing Material: Aluminum case
• Harmonic Current Compliance: EN61000-3-2 Class C

Why choose it

With an impressive 94% efficiency and active power factor correction, this unit minimizes energy loss and reduces harmonic distortion, leading to lower operating costs and compliance with stringent power quality standards. Its wide input voltage range (90-305VAC) and robust aluminum housing with IP65 rating ensure reliable operation in a variety of environments, from dusty factory floors to outdoor lighting installations.

Ideal use cases

• LED lighting systems for industrial and outdoor areas
• Industrial automation and control equipment
• Telecommunication base stations
• Renewable energy systems
• Any application requiring a stable 24V DC supply with high efficiency and durability

Good to know

The HEP-320-24A features a voltage adjustment range of 20-27V, allowing fine-tuning of the output to compensate for voltage drops in long cable runs or to match specific load requirements. Its fanless design with free air convection cooling ensures silent operation and reduces maintenance needs, while the wide operating temperature range (-55°C to +70°C) makes it suitable for extreme climates.