Over 15 years experience of providing support of MEAN WELL Power Supplies
Mean Well 502.2W High Reliable Multi-Industries Power Supply 27V 18.6A
Please Login for Pricing
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
-
BrandMean Well
-
SeriesNSP Series
-
Power Rating502.2 Watt
-
Output Voltage27 Volt
-
Rated Current18.6 Ampere
-
Input Voltage85V~305V
-
Standards MetBSMI,CB,CCC,CE,EAC,RCM,TUV,UL
-
Operation ModeConstant Voltage
-
Operating Temperature-40°C~85°C
-
Warranty5 Year
-
Length19.9 cm
-
Width9.9 cm
-
Height4.1 cm
-
Weight1 kg
File Downloads
File Downloads
::specification::
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Frequently Asked Questions
What is the output rating of the Mean Well NSP-500-27?
The NSP-500-27 provides a 27V DC output rated at 18.6A. Its listed power rating is 502.2W, making it suitable for higher-demand industrial and commercial DC power applications.
What types of applications is the NSP-500-27 designed for?
This model is intended for demanding multi-industry use, including industrial automation, mechanical systems, telecommunications, PoE power sourcing, medical devices, security systems, and charging equipment. Its high-reliability design and broad certification coverage make it a strong fit for professional B2B environments.
Can the NSP-500-27 operate in harsh or wide-temperature environments?
Yes. The NSP-500-27 is specified for operation from -40°C to +85°C, with derating required above +60°C. It also uses a conformal coated PCB and is built for reliable performance in more demanding environmental conditions.
What input range does the NSP-500-27 support?
The power supply supports a universal input range of 85-305VAC or 120-431VDC. It also includes active power factor correction, which helps it meet the needs of a wide range of industrial and commercial power systems.
What protection and monitoring features are included in the NSP-500-27?
The NSP-500-27 includes short circuit, overload, overvoltage, and overtemperature protection. It also offers remote ON/OFF control, remote sense up to 0.3V compensation, and a DC OK signal for system monitoring.
How does the NSP-500-27 compare with standard enclosed power supplies?
Compared with basic enclosed AC/DC power supplies, the NSP-500-27 is positioned as a high-reliability model with up to 95% efficiency, active PFC, very low no-load power consumption, and broad safety certifications. It also adds features such as remote control, remote sense, DC OK signaling, and low leakage current for more demanding applications.
Is the NSP-500-27 suitable for medical or sensitive equipment applications?
Yes, this model is designed with features that support medical and sensitive equipment use, including leakage current below 350 microamps and 2xMOPP medical safety compliance. It is also certified to IEC/EN/UL 60601-1 alongside other industrial and ITE standards.
What warranty is offered with the Mean Well NSP-500-27?
The NSP-500-27 includes a 5-year warranty. That warranty period aligns with its positioning as a long-life, high-reliability power supply for industrial and commercial use.
