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Mean Well 100.8W High Reliable Multi-Industries Power Supply 24V 4.2A
The MEAN WELL NSP-100 series is a 100W high-reliability AC/DC enclosed power supply designed for multi-industry applications, including industrial automation, telecommunications, security systems, and medical devices. Featuring a universal 85–305VAC input with active PFC and efficiency up to 92%, it delivers stable power performance with ultra-low standby consumption below 0.5W. The fanless design and compact 99×97×30 mm form factor enable reliable operation from -40°C to +85°C. With 200% peak power capability, remote ON/OFF control, and comprehensive protections, the NSP-100 series ensures long-term performance under demanding conditions while complying with IEC/EN/UL 62368-1, 60601-1 (BF rated, 2×MOPP), and other global safety standards.
Key Features
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BrandMean Well
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SeriesNSP Series
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Power Rating100.8 Watt
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Output Voltage24 Volt
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Rated Current4.2 Ampere
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Input Voltage85V~305V
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No of Output1
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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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Warranty5 Year
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Length3.9 in
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Width3.82 in
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Height1.18 in
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Weight0.66 lb
::specification::
Frequently Asked Questions
What applications is the Mean Well NSP-100-24 designed for?
The NSP-100-24 is designed for multi-industry use, including industrial automation, telecommunications, security systems, and medical devices. Its high-reliability design, compact enclosed form factor, and broad safety compliance make it suitable for demanding commercial and industrial environments.
What are the main output specifications of the NSP-100-24?
This model provides a 24V DC output rated at 4.2A, with a total power rating of 100.8W. It is intended for applications that need a regulated 24V supply in a compact enclosed power supply format.
What input range does the NSP-100-24 support?
The NSP-100-24 accepts a universal input range of 85-305VAC or 120-431VDC. That wide input range helps it fit a variety of industrial and commercial power environments without requiring a narrowly matched input source.
Is the NSP-100-24 suitable for harsh operating environments?
Yes. The unit is rated for operation from -40°C to +85°C, with derating above +60°C, and it uses a fanless design plus conformal coating to support long-term reliability. These features make it well suited for tough environments where durability and low maintenance matter.
Does the NSP-100-24 support medical or high-safety applications?
Yes, this model is described as suitable for medical devices and complies with IEC/EN/UL 60601-1 with BF rating and 2×MOPP. It also features very low leakage current below 350µA, which is relevant for safety-sensitive applications.
How efficient is the Mean Well NSP-100-24?
The NSP-100-24 reaches efficiency up to 92% and includes active power factor correction with PF greater than 0.98 at full load. It also has very low no-load power consumption below 0.5W, which can help reduce standby energy use.
What protection features are included in the NSP-100-24?
This model includes overload, short circuit, overvoltage, and overtemperature protection. Those built-in protections help support reliable operation in demanding applications where uptime and equipment protection are important.
What makes the NSP-100-24 a good fit for space-constrained equipment?
The NSP-100-24 uses a compact enclosed design measuring 99×97×30 mm and weighs 0.3 kg. Its fanless construction also helps where quiet operation and reduced maintenance are preferred in smaller equipment layouts.
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