The YN07W 7W horizontal power adapter is an ultra-compact wide voltage output device, offering multiple country-specific plug options. It is certified with UL, CE, and FCC. Its core value lies in providing a stable and safe power supply solution for small electronic devices.
Technical Specifications
| Input Voltage | AC 100-240V 0.2A |
| Output Voltage | 1.6-24VDC (Wide adjustable range) |
| Output Current | 0.01-1.5A |
| Maximum Power | 7.5W |
| Product Dimensions | Horizontal wall-plug design, ultra-compact size (please refer to the actual product for specific dimensions) |
| Certifications | UL, CE, FCC, KC, PSE, SAA, RoHS |
| Operating Temperature | 0°C to 40°C (Typical environment) |
Product Features
- Ultra-Compact Horizontal Design: Utilizes a horizontal wall-plug structure, compact and space-saving, easy to install and carry, suitable for industrial equipment in tight or densely packed layouts.
- Wide Voltage Output: Output range of 1.6-24VDC, supporting 0.01-1.5A current adjustment, meeting the power supply needs of various low-voltage devices with strong adaptability.
- Global Universal Input: Input AC 100-240V, covering mainstream global grid voltages, eliminating the need for additional transformers, making it more convenient for travel or export use.
- Multiple Country Plug Options: Offers various plug options such as US, EU, UK, and AU standards, adapting to different national socket standards for global application convenience.
- Multiple Safety Certifications: Certified with UL, CE, FCC, KC, PSE, SAA, and RoHS, ensuring electrical safety, electromagnetic compatibility, and environmental compliance, with reliable quality.
- Efficient and Stable Output: Maximum 7.5W power output, built-in overcurrent and overvoltage protection, stable for long-term operation, reducing the risk of equipment failure.
Application Scenarios
- Consumer Electronics
Smartphones, tablets, laptops, gaming consoles for PD fast charging and conventional charging, supporting PD3.0/QC4+/PPS full protocols. - Medical Equipment Power Supply
Patient monitors, ventilators, portable medical devices, ultra-low leakage current, certified to IEC EN60601 medical standards. - Industrial Control & LED Lighting
Industrial switches, industrial PCs, LED displays, security surveillance, wide voltage range 9-58VDC adjustable, adaptable to harsh grid environments. - Network Communication & IoT
Routers, switches, fiber optic terminals, IoT gateways, high-reliability uninterrupted power supply, certified with UL/CE/FCC.
Frequently Asked Questions
What is the difference between a medical-grade power adapter and a standard power adapter?
Medical-grade power adapters must comply with the IEC EN60601 standard. Key differences: ① Leakage current – Standard adapters ≤0.5mA, medical-grade ≤0.1mA (BF type for patient contact parts);
② Isolation voltage – Standard adapters 2×MOPP (4000VAC), medical BF type must meet BF type application part requirements;
③ Insulation class – Must meet double or reinforced insulation requirements;
④ Creepage distance and clearance – ≥8mm (for BF type applications). Medical equipment (monitors, ventilators, etc.) must use medical-grade adapters; standard adapters are prohibited for medical use.
Can I customize the logo and packaging after purchasing this power adapter?
Yes. Yingna Technology offers OEM customization services: ① Housing 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 per customer specifications;
⑤ Multi-language manual customization. OEM MOQ is typically 500 units, with delivery 15-25 working days after sample confirmation. For standard products (no customization), MOQ is 100 units, with stock items shippable within 48 hours.
What is the DC plug polarity of this power adapter? Center positive or center negative?
The default DC plug polarity for this unit is center positive (positive at the center pin), which is the standard polarity for the vast majority of electronic devices. A few special devices (e.g., some communication equipment, guitar effects pedals) use center negative. Before use, check the original adapter label or the polarity symbol on the device (usually marked with a "-○ +" symbol, where the dot indicates the center pin polarity). If your device requires center negative, Yingna can provide a reverse polarity DC plug, or you can rewire the connection yourself (warranty unaffected). Caution: Incorrect polarity can damage the device. Please confirm the polarity is correct before first use.
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 an adapter power, it is recommended to calculate the minimum required adapter rated power as "Device Power ÷ 0.8" (i.e., P_adapter ≥ P_device ÷ 0.8). For example, if a device needs 200W, choose a 250W or higher adapter. Choosing too small a power rating can cause the adapter to overload, overheat, and shorten its lifespan, while choosing too large a rating increases procurement cost and size.
What certifications does this power adapter have? Does it have UL/CE/FCC certificates?
This unit is certified with UL (US safety), CE (EU safety), and FCC (US EMC). Some models also offer PSE (Japan), KC (Korea), SAA (Australia), CCC (China compulsory certification), etc. The UL certification number is traceable, and CE declaration documents are complete. For bulk purchases, we can provide UL certification copies, CE declarations, and FCC test reports simultaneously, ensuring smooth export customs clearance and customer factory audits. For overseas customers with specific certification requirements, separate certification applications can be arranged.
Is this power adapter constant voltage output or adjustable output?
This depends on the model specification: Fixed voltage versions output a nominal voltage (e.g., 12V/24V), suitable for most standard equipment. Adjustable voltage versions allow output voltage adjustment within a specified range via a potentiometer knob (e.g., 9-48V adjustable), suitable for R&D testing and multi-device compatibility scenarios. Usage notes for adjustable versions: ① Disconnect the load before adjusting;
② Confirm the voltage matches the device after adjustment before powering on;
③ For long-term use, it is recommended to fix the knob position to prevent accidental changes. For batch applications, fixed voltage versions are recommended (more stable, lower cost).
What is the warranty period and after-sales service for this power adapter?
The standard warranty period for this unit is 2 years. Non-artificial damage within the warranty period is repaired or replaced free of charge. Domestic customers enjoy a 48-hour response time and repair completion within 7 working days. Overseas customers can arrange DHL/FedEx repair shipment or local agent warranty. Products beyond the warranty period are eligible for paid repair services (cost approximately 30-50% of a new unit). Lifetime technical support is provided (selection consultation, application solution design). Customers with annual framework agreements enjoy value-added services such as priority production scheduling, free samples, and factory inspection support. Bulk purchases (500+ units) can apply for an extended warranty of up to 3 years.
What is the difference between a PD fast charger adapter and a standard adapter?
PD fast charger adapters support the USB PD (Power Delivery) protocol. Core advantages: ① Intelligent voltage regulation – Outputs multiple voltage levels (5V/9V/12V/15V/20V, etc.) via a USB-C interface, intelligently matching device requirements;
② Bidirectional power supply – Supports both forward and reverse charging;
③ High power – Supports PD3.0 up to 100W, PD3.1 up to 240W;
④ Multi-device compatibility – A single adapter can power phones, tablets, laptops, etc. Standard 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), a PD fast charger adapter is recommended.
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 (>40°C) — Derate usage (reduce power by 15% for every 10°C increase), or select an industrial-grade wide-temperature model (-20~60°C);
② High humidity — Install a moisture-proof sealed enclosure;
③ Outdoor exposure — Choose an IP67 waterproof model or add a waterproof enclosure;
④ High altitude — Reduced heat dissipation efficiency requires derating. If your application environment has special requirements, please inform us in advance, and Winna can provide customized solutions.
What is the lifespan of this power adapter? Will it be damaged if plugged in for a long time?
The design lifespan of this unit is ≥50,000 hours (MTTF, Mean Time To Failure), equivalent to approximately 5.7 years of continuous operation under rated load and normal temperature. Long-term plug-in will not damage the adapter. This unit complies with Level VI energy efficiency standards, with no-load power consumption<0.1W
What is the energy efficiency level Level VI? What are the requirements for power adapters?
Level VI is the sixth-generation energy efficiency standard formulated by the U.S. DoE (Department of Energy), enforced since February 2016. Core requirements: ① No-load power consumption ≤0.1W (Level V is 0.3W);
② Average conversion efficiency ≥87% (for models ≥150W) or ≥87.3% (<150WLevel VLevel VI15~20%Level VIErP
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), e.g., for a 12V model, ripple ≤120mVp-p. For applications sensitive to ripple, such as audio equipment, precision measuring instruments, and medical devices, it is recommended to choose models with lower ripple (≤50mVp-p) or add an LC filter circuit. Excessive ripple may cause issues like audio background noise, measurement errors, or abnormal device restarts. Please contact Winna technical support with your application details to recommend the most suitable model.
