19V 0.5A Switching Power Adapter DC 3.5×1.35mm L-Type Plug
19V 0.5A Switching Power Adapter DC 3.5×1.35mm L-Type Plug
19V 0.5A Switching Power Adapter with DC 3.5×1.35mm L-Type Connector
Power your devices reliably with this compact and stable 19V 500mA switching power adapter from Lamakoki. Featuring a wide universal AC input range (100–240V) and precision voltage regulation, it's ideal for set-top boxes, TV receivers, speakers, and other low-voltage DC electronics requiring a 3.5×1.35mm barrel connector.
Key Specifications
- Input Voltage: AC 100–240V, 50–60Hz (worldwide compatible)
- Output Voltage: DC 19V
- Output Current: 0.5A (500mA)
- Voltage Accuracy: ±0.5% (no load)
- DC Connector: 3.5×1.35mm L-Type barrel plug
- Polarity: Inside Positive (+) / Outside Negative (−)
- DC Cable Length: 1 metre
- Output Type: DC
- Colour: Black
- Certifications: CE, UL, KC, RoHS
Why Choose This Adapter?
- ✅ Universal Worldwide Input — Works with AC outlets from 100V to 240V, making it suitable for use in any country.
- ✅ Stable Voltage Output — Precision voltage regulation at ±0.5% accuracy keeps your devices running smoothly.
- ✅ Multiple Certifications — CE, UL, KC, and RoHS certified for safety and environmental compliance.
- ✅ Compact & Plug-In Design — Space-saving form factor for easy use at home or in the office.
- ✅ Broad Compatibility — Suitable for speakers, set-top boxes, TV receivers, switching equipment, and more with a 3.5×1.35mm DC port.
Safety Precautions
- Do not exceed the rated input voltage or output current range.
- Never short-circuit the output interface.
- Ensure adequate heat dissipation and ventilation during use. If the adapter becomes excessively hot, discontinue use and inspect before continuing.
- Do not use in humid or high-temperature environments.
Made in Mainland China.
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Frequently Asked Questions
Q: What devices is this 19V 0.5A power adapter compatible with?
A: This adapter is compatible with any device that requires a DC 19V / 0.5A (500mA) power supply with a 3.5×1.35mm L-type barrel connector. Common compatible devices include set-top boxes, TV receivers, speakers, and various switching electronics. Always verify your device's voltage and current requirements before connecting.
Q: Can I use this adapter internationally?
A: Yes! This switching power adapter supports a wide input voltage range of AC 100–240V at 50–60Hz, making it compatible with electrical outlets in most countries around the world. Note that you may need a plug adapter for the wall outlet depending on your country's socket type.
Q: What is the polarity of this adapter's DC output?
A: The polarity is inside positive (+) / outside negative (−). Please confirm your device uses the same polarity before connecting to avoid damage to your equipment.
Q: Can the DC cable be extended beyond 1 metre?
A: The included DC cable length is 1 metre. If you need a longer cable, please contact customer service to discuss extension options.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.