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NSP-500-12
Description
Description
The MEAN WELL NSP-500 series is a 500W high-reliability AC/DC enclosed power supply designed for demanding multi-industry applications, including industrial automation, mechanical systems, security, telecommunications, PoE power sourcing, medical devices, and charging equipment. Featuring a universal 85–305VAC input with built-in active PFC and efficiency up to 95%, it provides stable, energy-efficient performance with low no-load consumption under 0.75W. The compact 199×99×41 mm housing integrates forced-air cooling with a DC fan, 200% peak power capability, remote control, remote sense, and a DC OK signal for enhanced system monitoring. With extremely low leakage current (<350μA), 2×MOPP medical safety compliance, and certifications across ITE, medical, household, industrial, and energy converter standards, the NSP-500 series delivers robust, reliable operation in harsh environments and wide temperature ranges from –40°C to +85°C.
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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Length7.83 in
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Width3.9 in
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Height1.61 in
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Weight2.2 lb
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Payment & Security
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Frequently Asked Questions
What applications is the Mean Well NSP-500-12 designed for?
The NSP-500-12 is built for demanding multi-industry use cases that need a regulated 12V DC supply at high current. Typical applications listed for this series include industrial automation, mechanical systems, security equipment, telecommunications, PoE power sourcing, medical devices, and charging equipment.
What are the main output specifications of the NSP-500-12?
This model provides a 12V DC output with a rated current of 42A and a power rating of 504W. It is the 12V version of the NSP-500 series, intended for systems that need substantial 12V power in an enclosed AC/DC form factor.
What input range does the NSP-500-12 support?
The NSP-500-12 accepts a universal input range of 85 to 305VAC or 120 to 431VDC. It also includes built-in active power factor correction, which supports efficient operation across a wide range of supply conditions.
How efficient is the Mean Well NSP-500-12?
The NSP-500 series offers efficiency up to 95%, helping reduce wasted energy and heat in continuous-duty systems. It also has low no-load power consumption under 0.75W, which can be useful in energy-conscious designs.
Is the NSP-500-12 suitable for harsh or wide-temperature environments?
Yes. This model is specified for operation from -40°C to +85°C, with derating above +60°C, making it suitable for challenging industrial environments. The series also uses a conformal coated PCB to improve resistance to humidity and environmental stress.
Does the NSP-500-12 support high peak loads?
Yes. For 12V to 60V models, the NSP-500 series supports 200% peak power capability, allowing up to 1000W for 5 seconds. This can help in applications with short-duration surge demands beyond the continuous 504W rating.
What monitoring and control features are included in the NSP-500-12?
The NSP-500-12 includes remote ON/OFF control, remote sense with 0.3V compensation, and a DC OK signal. These features can support better system monitoring and control in higher-reliability equipment.
Is the NSP-500-12 appropriate for medical or regulated equipment applications?
This series is designed with extremely low leakage current below 350 microamps and complies with 2xMOPP medical safety requirements. It is also certified to standards including IEC/EN/UL 60601-1 and 62368-1, which makes it relevant for medical and other regulated equipment categories where those approvals matter.
