XP POWER VFL05 Series 5W External AC-DC Wall Mounted Adapter: An Ideal Power Solution with High Efficiency, Energy Efficiency, and Global Safety Certification
The VFL05 series of 5W external AC-DC wall-mount adaptors offer single output voltages ranging from 5V to 12VDC and are available with multiple USB options in addition to the standard jack plug connector. The VFL05 series complies with level VI (level VII ready) energy efficiency standards with high active mode efficiency and extremely low no load power consumption.
The VFL05 series also offers Class B conducted and radiated emissions, Class II construction, worldwide industrial safety approvals, benefiting system designers with easy integration into a wide range of applications in industrial technology, communications, home automation and consumer electronics.
Core Features and Advantages
1. Efficient and energy-saving design
The VFL05 series meets the Level VI energy efficiency standard (and is compatible with Level VII), with high conversion efficiency (typical value of 74% to 79%) in active mode and extremely low no-load power consumption (≤ 75mW), which helps to reduce the overall energy consumption of the system and is in line with modern green power design trends.
2. Global input voltage compatibility
Supporting a wide input range of 90-264VAC, suitable for the vast majority of global power grid environments, without the need to replace equipment for different regions, greatly improving the applicability and deployment flexibility of the product.
3. Diversified output configurations
Provides three output voltages of 5V, 9V, and 12V, with a maximum output current of 1000mA. Interface types include:
USB A (built-in)
Mini USB B
Micro USB B
Standard DC plug (5.5 × 2.1 × 12mm)
Meet the power supply and charging needs of various devices.
4. Comprehensive safety and electromagnetic compatibility certification
Safety certification: Compliant with UL/EN/IEC 62368-1, CCC, AU/NZ and other international standards, with LPS (Restricted Power Supply) certification.
EMC performance: Complies with EN55032/FCC Part 15 Class B radiation and conduction standards, and has passed multiple immune tests (ESD, EFT, surge, etc.) to ensure stable operation in complex electromagnetic environments.
5. Structural and environmental adaptability
Class II construction, no grounding required.
Working temperature range: 0 ° C to+60 ° C, supports natural cooling.
Capable of shock resistance (1-meter drop) and vibration resistance, suitable for industrial and mobile environments.

Analysis of Key Technical Parameters
1. Electrical performance
Total adjustment accuracy: ± 5% (including line and load adjustment)
Ripple and noise: ≤ 200mV pk pk
Short circuit protection: supports continuous hiccup mode and automatic recovery
Holding time: ≥ 8ms (ensuring that short-term power outages do not affect system operation)
2. Reliability indicators
Mean Time Between Failures (MTBF): ≥ 100000 hours (based on MIL-HDBK-217F model)
Isolation voltage: Input to output 3000VAC
Long service life, suitable for equipment that requires long-term continuous operation.
3.Model and electrical parameters (taking US plug as an example)
Model (US plug) Output voltage Output current Total adjustment range Efficiency (typical) Output interface Output power
VFL05US050-US-BB 5V 1000mA ±5% 77% USB-A 5W
VFL05US050-US-MB 5V 1000mA ±5% 74% Mini USB-B 5W
VFL05US050-US-UB 5V 1000mA ±5% 74% Micro USB-B 5W
VFL05US050-US-JA 5V 1000mA ±5% 75% DC Jack 5W
VFL05US090-US-JA 9V 550mA ±5% 78% DC Jack 5W
VFL05US120-US-JA 12V 420mA ±5% 79% DC Jack 5W
Note: The naming of EU/UK/AU plug models is similar, with suffixes of - EU, - UK, and - AU respectively.
Recommended application areas
The VFL05 series adapter, with its compact size, high efficiency, and high reliability, is suitable for the following scenarios:
Application Fields Applicable Scenarios
Home appliances, smart speakers, routers, security cameras, LED lighting
Industrial electronic industrial control modules, sensors, PLC auxiliary power supply
Communication equipment network switch, wireless AP, fiber optic modem
Consumer electronics portable device charging, gaming peripherals, audio devices
Instrumentation testing equipment, data collectors, medical monitors
Mechanical structure and global plug adaptation
The VFL05 series offers a variety of plug types, covering major markets worldwide:
American Standard (US)
European Regulation (EU)
British regulations (UK)
Australian Regulations (AU)
All models adopt a compact wall mounted design, with a small volume (typical size of about 55 × 24 × 35mm), making it easy to install and integrate.
Email:wang@kongjiangauto.com