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NSP-320-5
Description
Description
The MEAN WELL NSP-320 series is a 320W high-reliability AC/DC enclosed power supply designed for multi-industry applications including industrial automation, mechanical equipment, medical devices, security systems, telecommunications, and PoE power sourcing. With a universal 85–305VAC input and built-in active PFC, it delivers up to 93.5% efficiency and extremely low no-load power consumption for enhanced energy savings. The compact 179×99×30 mm design incorporates forced-air cooling with a DC fan, enabling stable performance across a wide operating temperature range from –40°C to +85°C. Featuring 200% peak power capability, constant current limiting, remote ON/OFF control, remote sense, DC OK signal, and fan ON/OFF temperature control, the NSP-320 series ensures dependable performance in demanding environments. It meets a broad range of global safety standards, including IEC/EN/UL 62368-1, 60601-1 (2×MOPP), 60335-1, 61010-1, and 62477-1, making it suitable for BF-rated medical applications and high-altitude installations up to 5000 meters.
Key Features
Specifications
Specifications
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BrandMean Well
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Input Voltage85V~305V
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Standards MetBSMI,CB,CCC,CE,EAC,RCM,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-40°C~85°C
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Length7.05 in
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Width3.9 in
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Height1.18 in
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Weight1.48 lb
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
What is the output rating of the Mean Well NSP-320-5?
The NSP-320-5 is a 5V enclosed AC/DC power supply rated for 60A output current. It is listed as a 300W product in the provided product data, and the NSP-320 series is described as a high-reliability platform for demanding multi-industry use.
What types of applications is the NSP-320-5 designed for?
This model is intended for multi-industry applications such as industrial automation, mechanical equipment, medical devices, security systems, telecommunications, PoE power sourcing, and charging systems. Its feature set focuses on reliable operation in professional and OEM environments rather than general consumer electronics.
Is the Mean Well NSP-320-5 suitable for harsh operating environments?
Yes. The NSP-320-5 is specified for operation from -40°C to +85°C, with derating above +60°C, and it uses forced-air cooling with a built-in DC fan. The conformal coated PCB and high-altitude ratings up to 5000 meters also support use in demanding environments.
What makes the NSP-320-5 a high-reliability power supply?
This model includes active PFC, constant current limiting, remote ON/OFF control, remote sense, a DC OK signal, fan ON/OFF temperature control, and protection functions including SCP, OLP, OVP, and OTP. The series is also described as meeting broad industrial, medical, household, and measurement safety standards, which supports high-reliability use cases.
Does the NSP-320-5 support medical or safety-critical applications?
The NSP-320 series is described as compliant with IEC/EN/UL 60601-1 and 2xMOPP requirements, with leakage current below 350uA for BF-rated medical applications. Buyers should still confirm that the overall end equipment and regulatory scope match their specific medical or safety-critical project requirements.
How efficient is the Mean Well NSP-320-5?
The NSP-320 series delivers efficiency up to 93.5% and is designed for very low no-load power consumption, stated as below 0.3-0.5W depending on the model. That makes it a strong option for systems where energy performance and reduced standby loss matter.
What input range does the NSP-320-5 support?
This power supply supports a universal input range of 85-305VAC or 120-431VDC. That wide input range helps it fit a broad range of industrial and commercial power environments without needing a narrowly matched input source.
What warranty is provided for the NSP-320-5?
The provided product data lists a 5-year warranty for the NSP-320-5. That aligns with the positioning of the series as a long-life, high-reliability enclosed power supply for professional applications.
