Nes 50 12
Overview
Product sourcing insights & recommendations
The phrase 'NES-50-12' refers to a 50W 12V single-output switching power supply from the Mean Well NES series. This product is now a legacy/obsolete component that has been largely phased out of the primary market in favor of more efficient, compact designs.
Market Trends & Insights
* Product Evolution: The NES series has been officially replaced by the LRS-50-12. The market has shifted toward the LRS series due to its 1U low-profile design (30mm height vs. 38mm), higher energy efficiency (~86% vs. 82%), and compliance with newer safety standards like IEC/EN 62368-1 Meanwell-PsAlibaba.
* Sourcing Dynamics: Genuine NES-50-12 units are increasingly difficult to find at official distributors and are often sold at a premium as "legacy stock." Most new industrial projects have transitioned to the LRS-50-12, which is widely available and more cost-effective, typically ranging from $5 to $9 per unit in bulk AlibabaAlibaba.
* Industry Standards: Current market demand focuses on miniaturization and low no-load power consumption (<0.2W for the LRS series), which the older NES series cannot match Alibaba.
Comparison: Legacy vs. Current Standard
| Feature | NES-50-12 (Legacy) | LRS-50-12 (Current Standard) |
|---|---|---|
| Height | 38 mm | 30 mm (Low Profile) |
| Efficiency | ~82% | ~86% - 88% |
| Reliability | Standard | 5G Vibration Resistance |
| Standby Power | <0.5W | <0.2W |
Switching Power Supply 50w 12v 4.2a Enclosed Type Lrs 50 12
Products · 2 lists
Mean Well LRS-50-12 50W Enclosed AC-DC Power Supply 12V 4.2A Universal Input Slim Design Industrial Switching Power Supply
Shenzhen Kexinlian Electronics Co., Ltd.verified🇨🇳CN3 yrs
Original MEAN WELL LRS-50-12 50W Single Output Switching Power Supply
Hangzhou Hopehill Electronic Co., Ltd.🇨🇳CN14 yrs
NVVV LRS-50-12 12V 50W DC Switching Power Supply LED Power Supply
Zhejiang Junlin Electric Technology Co., Ltd.verified🇨🇳CN5 yrs
MEAN WELL LRS-50-12 12V 4.2A 50.4W AC DC Enclosed Switching Power Supply for Industrial Automation Control Equipment
Puluos Electric (Hangzhou) Co., Ltd.🇨🇳CN1 yr
LRS-50W-12V Industrial-Grade Switching Power Supply 12V/4.2A High-Efficiency Ultra-Thin CV Enclosed CE Certified for Industry
Zhejiang Hengwei Technology Co., Ltd.verified🇨🇳CN18 yrs
SZMW LRS-50-12 50W Security Power Supply, Switching Power Supply, 24/7 Continuous Operation, Full Protection, CE & RoHS Approved
Meanwell 12V 4.2A 50W LRS-50-12 Switching Power Supply For LED Strip CCTV
Shenzhen Changzheng Trading Co., Ltd.verified🇨🇳CN4 yrs
MWISH LRS-50-12 50W 12V 4.2A Ultra Slim Switching Power Supply for LED Strip Light CCTV Camera Access Control Router
Shenzhen Mingwei Electric Power Co., Ltdverified🇨🇳CN3 yrs
Mean Well LRS-50-12 50W 12V 4.2A Switching Power Supply AC-DC Converter for 3D Printer CNC LED Strip
YUYONG INDUSTRY (SHENZHEN) LIMITED🇨🇳CN6 yrs
CE ROHS Industrial LRS-50-12 50w Switch Power Supply Ac to 12v Dc 4A Smps
Zhejiang Weihao Electronic Co., Ltd.verified🇨🇳CN17 yrs
MEAN WELL LRS-50-12(ES Local Stock) 12V 4.2A 50.4W ,90-264VAC Industrial Switching Power Supply, Suitable for Industrial Devices
SHENZHENSHISHENGGEERKEJIYOUXIANGONGSI🇨🇳CN1 yr
JIANGTEK LPS-50-12 50W 12V 4.2A Slim 30mm CE CB UL RoHS 3Yr Warranty Universal AC/DC Enclosed Industrial Power Supply
HANGZHOU JIANG TECHNOLOGY CO., LTD.verified🇨🇳CN7 yrs
LM50-20B12 50W 12V SMPS Enclosed AC-DC Single Output Switch Power Supply Efficient AC/DC Switching
Jiuli Xingxin Technology (Shenzhen) Co., Ltd.🇨🇳CN1 yr
RS-50-12 50w 12v Led Power Supply Switching Power
Wenzhou Qianxiang Electric Technology Co., Ltd🇨🇳CN19 yrs
LRS-50-12 AC-DC 75W Ac to Dc 12V Power Supply Single Output Enclosed 12V
YUMSUNG(WUX) INTELLIGENT ELECTRONICS CO,LTD🇨🇳CN1 yr
MS-50 Switching Power Source 50W 12V Smps
Wenzhou Wode Electrical Co., Ltd.verified🇨🇳CN15 yrs
Mornsun Switching Power Supply 12V 50W LOF550-20B48 SMPS Enclosed AC DC Power Supply 12V 4.2A 50W
Shenzhen Keshijin Electronics Co., Ltd.verified🇨🇳CN5 yrs
CE ROHS MS-50-12 50W 12V 4.2A Laboratory Power Supply with 2 Years Warranty
Yueqing Winston Electric Co., Ltd.verified🇨🇳CN17 yrs
12V 4.2A 50W MS-50-12 AC to DC 110V/220V Mini Size Transformer with CE ROHS Approved Power Supply 220v Ac to Dc Power Supply 12v
Zhitao Electric Group Co., Ltd.verified🇨🇳CN7 yrs
Switching Power Supply S8FS C05012 50W DC12V 4.2A Single Output Industrial Enclosed Power Supply
Guangzhou Gongchangban Technology Co., Ltd.verified🇨🇳CN1 yr
MORNSUN LM50-20B12 AC DC Single Output 12V4.2A Industrial Smps Enclosed Switching Power Supply 12v 50w
Shenzhen Jinhe Technology Co., Ltd.🇨🇳CN7 yrs
12V 4.2A 50W AC/DC Switching Power Supply SD-50B-12 Industrial Power Adapter
HK STORY ENTERPRISE LIMITED🇭🇰HK2 yrs
Original LRS-50-12 Mean Well 12 Volt 4 Amp 12V 50W AC DC Switch Power Supply for LED Strips
Hangzhou Jiang Technology Co., Ltd.verified🇨🇳CN12 yrs
LM50-20B12 50W 12V Enclosed AC Single Output RUIST SMPS Switch Power Supply AC
Shenzhen Ruist Electronic Technology Co., Ltd.🇨🇳CN6 yrs
Sell Well Meanwell LRS-50-5 LRS-50-12 LRS-50-24 LRS-50-36 LRS-50-48 50w 12v 24v 5v Switching Power Supply in Stock
Hangzhou Maogong Technology Co., Ltd.🇨🇳CN3 yrs
RS-50-12 Mean Well 50W 12V 4.2A Single Output DC Switching Power Supply 125-273V Input 47-63Hz for CCTV Security System
LSR-50W-12 Multiple Output DC-DC Enclosed Switching Power Supply 12V 4.17A 50W High Efficiency Universal Input Industrial Use
Shantou Hongbaoda Electromechanical Co., Ltd.verified🇨🇳CN1 yr
LCTC LRS-50 50W Single Output 5V/12/24/48V Slim Switching Power Supply 100-240VAC Input Low Price for Electrical Automation
Wenzhou Leichi Technology Co., Ltd.🇨🇳CN6 yrs
S-50-12 50W 12V 4.2A Switching Power Supply AC DC for LED Strip
Yueqing Leyu Electric Automation Co., Ltd.verified🇨🇳CN19 yrsS-50-12 50W 12V 4.2A Switching Power Supply AC DC for LED Strip
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Sources & References
21 sources cited · Verified industry data & reports
NES-50-12 MEAN WELL
Mouser Electronics South Africa
NES-50-12 ; Mfr.: MEAN WELL ; Mfr. No: LRS-50-12 ; Description: Power Supplies - Chassis Mount 50W Single Output Switching Power Supply ; Datasheet. NES-50-12 ...
NES-50 series
Octopart
Mechanical Specification. Case No. 903 Unit:mm. File Name:NES-50-SPEC 2005-09-12. Block Diagram. CIRCUIT. DETECTION. O.L.P.. EMI. FILTER. RECTIFIERS. &. FILTER.
NES-50-12 Datasheet(PDF) - Mean Well Enterprises Co., Ltd.
ALLDATASHEET.COM
Part #: NES-50-12. Download. File Size: 222Kbytes. Page: 2 Pages. Description: 50W Single Output Switching Power Supply. Manufacturer: Mean Well Enterprises ...
Mean Well NES-50-12 LED Driver - 12V 4.2A 50W
GekPower
Features: Reliable and high-quality non-dimmable LED driver; Durable metal case for enhanced protection; Designed for LED lights with a rated voltage of 12V ...
NES-50-12 MEAN WELL | POWER SUPPLY
meanwell-ps.com
NES-50-12 50W Output 12V/0-4.2A Wattage: 50WInput: 90~264Output: 5, 12, 15, 24, 48L: 129W: 98H: 38Warranty: 2 specification for NES-50-12.
NES-150 series
Mean Well
Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor. 3. Tolerance : includes ...