Adjustable AC/DC Power Supply Adapter 3V-24V 3A 72W Universal Variable DC Converter 100-240V with LCD Display, 14 Tips, Polarity Converter – LED Strips, Routers, DIY Electronics

Universal Adjustable AC/DC Power Supply Adapter 3V–24V, 72W

Stop hunting for the right power adapter for every device. The Universal Adjustable AC/DC Power Supply gives you full control over output voltage from 3V to 24V, making it the only adapter you'll ever need for your home electronics, DIY projects, and workshop. With a clear LCD display showing real-time output voltage, 14 interchangeable DC tips, and built-in safety protection systems, this 72W adapter is the reliable, versatile power solution for Canadian makers, hobbyists, and everyday households.

⚠️ Important: This is an AC to DC power adapter — NOT a battery charger. It cannot charge laptops or devices with internal batteries. Always select the correct voltage before connecting to your device.

Key Features

• 🔌 Wide Voltage Range: 3V–24V Adjustable — Dial in any voltage between 3V and 24V (e.g. 3V, 5V, 6V, 9V, 12V, 15V, 19V, 20V, 24V) and any current up to 3A
• 📱 LCD Voltage Display — Real-time screen shows exact output voltage to prevent accidental wrong-voltage damage
• 🔋 14 DC Tip Connectors Included — Comes with 5.5x2.5mm, 5.5x2.1mm, 5.5x3.0mm+Pin, 5.0x2.5mm, 6.3x3.0mm, 4.8x1.7mm, 4.0x1.7mm, 3.5x1.35mm, 3.0x1.1mm, 2.5x0.7mm, Micro-USB, Type-C, DC terminal connector, and polarity converter cable
• 🔄 Polarity Converter Cable — Doubles device compatibility by reversing polarity for hard-to-fit connectors
• 🛡️ Multi-Layer Safety Protection — Auto over-voltage, over-current, over-temperature, and short-circuit cut-off for safe, worry-free use
• 📏 6ft Power Cable — Extra-long cord for flexible placement anywhere in your home or workshop

Specifications

Frequently Asked Questions

Q: Can I use this to charge my laptop or phone?
A: No. This is an AC to DC power adapter, not a battery charger. It cannot charge devices with internal batteries such as laptops, phones, or tablets. It is designed to power devices that require a constant DC voltage supply.

Q: How do I know which voltage to set?
A: Check the label on your device for its required input voltage (e.g. 12V DC). Use the adjustment knob to set the matching voltage on the LCD display before connecting your device. Always verify the voltage before plugging in.

Q: What devices is this compatible with?
A: This adapter works with a wide range of 3–24V household electronics including LED strips, under-cabinet lights, TV boxes, smart speakers, wireless routers, essential oil diffusers, USB fans, Wi-Fi cameras, USB hubs, hard disk enclosures, DC motors, DC pumps, digital photo frames, and DVR/NVR surveillance systems.

Q: Is this safe to use?
A: Yes. The adapter features built-in automatic protection against over-voltage, over-current, over-temperature, and short circuits. It operates quietly with no fire hazard risk.

Q: Is this a good gift for electronics hobbyists or DIY makers?
A: Absolutely! It's an ideal gift for anyone who works on electronics projects, home automation, or DIY builds — perfect for birthdays, Father's Day, or STEM enthusiasts.

Q: Does it work in Canada with standard outlets?
A: Yes. The adapter accepts AC 100–240V input, making it fully compatible with Canadian standard 120V outlets and usable worldwide.

Fast CA Shipping

Ships from our Canadian warehouse. Enjoy free delivery in 2–7 business days across Canada. Order today and power your projects tomorrow — no long waits, no border delays.