YN-252W 252W Desktop High-Power Switching Power Adapter, input 100-240VAC 50/60Hz, with multiple protections including over-voltage, over-current, and short circuit. Product Overview
252W Desktop Power Adapter | YN-252W High-Power Industrial Grade. Manufactured with high-quality components and SMT process, strictly passing aging tests. Technical Parameters Input Voltage: 100-240VAC 50/60Hz
Rated Power: 252W
Protection Functions: Over-voltage / Over-current / Short circuit protection
Safety Certifications: CE/FCC/RoHS
Energy Efficiency Level: Level VI Features
High power output, wide voltage input for global use, multiple protection circuits FAQ What output voltages are supported? A: Supports customization of various specifications such as 12V/24V/36V/48V.
Technical Specifications
| Parameters | Please consult sales for detailed specifications |
Product Features
- Please contact sales for detailed product features
Application Scenarios
- Consumer Electronics Devices
PD fast charging and conventional charging for smartphones, tablets, laptops, gaming consoles, etc., supporting PD3.0/QC4+/PPS full protocols. - Medical Equipment Power Supply
Patient monitors, ventilators, portable medical equipment, ultra-low leakage current, certified to IEC EN60601 medical grade. - Industrial Control and LED Lighting
Industrial switches, industrial PCs, LED displays, security surveillance, adjustable wide voltage 9-58VDC, adaptable to harsh grid environments. - Network Communication and IoT
Routers, switches, fiber optic terminals, IoT gateways, high-reliability uninterrupted power supply, certified to UL/CE/FCC.
Frequently Asked Questions
Does this power adapter support global voltage input?
This unit supports AC 100~240V wide voltage input, covering mainstream global grid standards (USA 110V, Europe 220V, Japan 100V, Australia 230V, etc.), supporting 50/60Hz frequency. With the interchangeable plug design, one adapter can be used in any country globally, especially suitable for export product matching and multinational projects.
What is the maximum output power of this power adapter? What load can it handle?
The maximum output power of this unit is determined by the model specification. When selecting adapter power, it is recommended to calculate the minimum adapter rated power as "Device Power ÷ 0.8" (i.e., P_adapter ≥ P_device ÷ 0.8). For example, if the device requires 200W, it is recommended to choose a 250W or higher adapter. Choosing too small will cause the adapter to overload, heat up, and shorten its lifespan; choosing too large will increase procurement cost and size.
Does this power adapter have protection functions? What happens during over-current or over-voltage?
This unit has built-in multiple safety protections: ① Over-Voltage Protection (OVP) – automatically shuts down when output voltage exceeds the set value (typically 110~120%), preventing damage to downstream equipment;
② Over-Current Protection (OCP) – automatically limits current or shuts down when output current exceeds the rated value;
③ Short Circuit Protection (SCP) – immediately shuts down when the output is short-circuited, automatically recovers after the short circuit is removed;
④ Over-Temperature Protection (OTP) – reduces power or shuts down when internal temperature exceeds 85°C, automatically recovers after cooling. The adapter automatically restores power after the fault is cleared, no manual restart required.
What certifications does this power adapter have? Does it have UL/CE/FCC certificates?
This unit is certified to UL (USA safety certification), CE (EU safety certification), FCC (USA electromagnetic compatibility), with optional PSE (Japan), KC (South Korea), SAA (Australia), CCC (China compulsory certification) for some models. The UL certification number is traceable, and CE declaration documents are complete. For bulk purchases, copies of UL certification, CE declaration, and FCC test reports can be provided simultaneously, ensuring smooth export customs clearance and customer factory audits. For overseas customers with special certification requirements, separate certification applications can be arranged.
What is Energy Efficiency Level VI? What are the requirements for power adapters?
Level VI is the sixth-generation energy efficiency standard established by the US DoE (Department of Energy), mandatory since February 2016. Core requirements: ① No-load power consumption ≤ 0.1W (Level V is 0.3W);
② Average conversion efficiency ≥ 87% (for ≥150W models) or ≥ 87.3% (<150WLevel VLevel VI15~20%Level VIErP
What is the difference between a PD fast charging adapter and a regular adapter?
PD fast charging adapters support the USB PD (Power Delivery) protocol. Core advantages: ① Intelligent voltage regulation – outputs multiple voltage levels such as 5V/9V/12V/15V/20V via USB-C interface, intelligently matching device needs;
② Bidirectional power supply – supports forward charging and reverse charging;
③ High power – supports up to 100W for PD3.0, up to 240W for PD3.1;
④ Multi-device compatibility – one adapter for phones, tablets, laptops, etc. Regular adapters output a fixed voltage (single voltage), suitable for powering a single device. If your device supports the PD protocol (e.g., iPhone, MacBook, iPad), it is recommended to choose a PD fast charging adapter.
What is the lifespan of this power adapter? Will long-term plugging damage it?
The design lifespan of this unit is ≥ 50,000 hours (MTTF, Mean Time To Failure), approximately 5.7 years of continuous operation under rated load and normal temperature. Long-term plugging will not damage the adapter. This unit complies with Level VI energy efficiency standards, with no-load power consumption<0.1W
What is the plug type of this power adapter? Can it be changed?
This unit is shipped with a plug type selected based on the target market (US Type A/B, EU Type C/F, UK Type G, AU Type I, etc.). Many models support an interchangeable plug design (modular plug), allowing one adapter to be used globally with multiple country plug modules. To change the plug, simply pull out the existing plug module and insert the new one, no tools required. If your device needs to be sold in multiple countries, it is recommended to choose the interchangeable plug version (for flexibility) or specify the target market plug type (for lower cost).
Can this power adapter be used outdoors or in harsh environments?
This unit is suitable for indoor environments (operating temperature 0~40°C, relative humidity 20~80%). Special handling is required in the following harsh environments: ① High-temperature environments (>40°C) – derate usage (reduce power by 15% for every 10°C increase), or choose an industrial-grade wide-temperature model (-20~60°C);
② High-humidity environments – install a moisture-proof sealed enclosure;
③ Outdoor exposed environments – choose an IP67 waterproof model or install a waterproof enclosure;
④ High-altitude areas – reduced heat dissipation efficiency, requiring derated usage. If your application environment has special requirements, please inform us in advance; Yingna can provide customized solutions.
How to choose the right DC connector? What are the differences between different DC connector specifications?
Choosing a DC connector requires confirming three parameters: ① Outer Diameter (OD) × Inner Diameter (ID), common specifications include 5.5×2.5mm, 5.5×2.1mm, 3.5×1.35mm, etc.;
② Polarity – the vast majority of devices are center positive (inner positive, outer negative), a few special devices are center negative (inner negative, outer positive), please check the original device adapter label to confirm;
③ Rated current – the DC connector's rated current must be ≥ the adapter's output current. This unit is shipped with a standard 5.5×2.5mm center positive DC connector, which can be replaced with other specifications as needed, simple to change without tools.
What is the output ripple of this power adapter? Will it affect precision equipment?
The output ripple & noise of this unit is ≤1% of the rated voltage (typical value). For example, a 12V model has a ripple ≤120mVp-p. For applications sensitive to ripple, such as audio equipment, precision measuring instruments, and medical devices, it is recommended to choose a model with lower ripple (≤50mVp-p) or add an LC filter circuit. Excessive ripple may cause issues like audio background noise, measurement errors, and abnormal device restarts. Please contact Winna Technical Support with your application details to recommend the most suitable model.
Can I customize the LOGO and packaging after purchasing this power adapter?
Yes. Winna Technology offers OEM customization services: ① Shell LOGO – silk screen/pad printing/laser engraving (MOQ 500 units);
② Custom packaging – color box/white box/neutral packaging (brand, model, parameters can be customized);
③ Product label – includes customer model, certification marks, SN code, etc.;
④ Factory parameters – output voltage can be preset according to customer specifications;
⑤ Multi-language manual customization. The MOQ for OEM customization is typically 500 units, with delivery 15~25 working days after sample confirmation. For standard products (no customization), the MOQ is 100 units, and in-stock items can be shipped within 48 hours.
