Power Supplies & Adapters

Power adapters, voltage regulators, and power components

Best Sellers in Power Supplies & Adapters

3V-12V 12W 1A Universal Power Adapter USB Port & 8 Tips
3V-12V 12W 1A Universal Power Adapter USB Port & 8 Tips
$12.50$14.99
5.0(20 reviews)
Add to Cart
12v 1A AC/DC Power Supply Adapter Slim Design 5.5mm x
12v 1A AC/DC Power Supply Adapter Slim Design 5.5mm x
$14.99
5.0(16 reviews)
Add to Cart
ProTechTrader Power Supply Adapter 9V DC 500mA 5.5mm X
ProTechTrader Power Supply Adapter 9V DC 500mA 5.5mm X
$10.99
4.0(4 reviews)
Add to Cart
9v Battery Eliminator Kit Replace Your 9-Volt Batteries
9v Battery Eliminator Kit Replace Your 9-Volt Batteries
$13.15
4.0(5 reviews)
Add to Cart
Product Compare (0)
24v DC 400ma Power Supply Transformer Adapter 120v
24v DC 400ma Power Supply Transformer Adapter 120v
$15.99
5.0(Based on 14 reviews. reviews)
Add to Cart
♥
12v 40W 1/4-in 6.35mm Cartridge Heater 3D Printer
12v 40W 1/4-in 6.35mm Cartridge Heater 3D Printer
$6.99
5.0(Based on 3 reviews. reviews)
Add to Cart
♥
15 Volt 2 Amp AC Adapter DC Power Supply 30w 15v 2
15 Volt 2 Amp AC Adapter DC Power Supply 30w 15v 2
$9.99
5.0(Based on 18 reviews. reviews)
Add to Cart
♥
18v DC Motor Drill RS-550 D-Shaft High Torque 20,0
18v DC Motor Drill RS-550 D-Shaft High Torque 20,0
$15.49
5.0(Based on 18 reviews. reviews)
Add to Cart
♥
24V 40W 1/4in 6.35mm Ceramic Cartridge Heater 3D P
24V 40W 1/4in 6.35mm Ceramic Cartridge Heater 3D P
$6.49
5.0(Based on 6 reviews. reviews)
Add to Cart
♥
30w Universal Power Supply Reversible Polarity 3v-
30w Universal Power Supply Reversible Polarity 3v-
$9.99$16.99
5.0(Based on 17 reviews. reviews)
Add to Cart
♥
3V-24V AC/DC Adjustable Universal Adapter + 4 Tips
3V-24V AC/DC Adjustable Universal Adapter + 4 Tips
$24.99
5.0(Based on 16 reviews. reviews)
Add to Cart
♥
9v Battery Eliminator (9v Battery Eliminator Conne
9v Battery Eliminator (9v Battery Eliminator Conne
$2.99
5.0(Based on 1 reviews. reviews)
Add to Cart
♥
Power Supply Transformer Switching Adapter 120v AC
Power Supply Transformer Switching Adapter 120v AC
$8.99
5.0(Based on 2 reviews. reviews)
Add to Cart
♥
RS-550s 18v (12v - 20v) DC Motor Round Shaft High
RS-550s 18v (12v - 20v) DC Motor Round Shaft High
$17.99
5.0(Based on 18 reviews. reviews)
Add to Cart
♥
RS-550s 18v (6v - 20v) DC Motor with 15t Gear High
RS-550s 18v (6v - 20v) DC Motor with 15t Gear High
$14.95
4.0(Based on 22 reviews. reviews)
Add to Cart
♥

Free Shipping

On orders over $50

Fast Shipping

Ships within 24 hours

Secure Checkout

256-bit SSL encrypted

Family Owned

Since 2013 in Pine Hill, NJ

Follow us for tutorials, product demos, and maker inspiration!

© 2026 ProTechTrader.com - All Rights Reserved

Family Owned & Operated Since 2013 in Pine Hill, NJ