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At ProTechTrader we provide quality electronic components for beginners, hobbyists, educators and students! Your projects deserve components that you can count on. See some of our bestselling products below:
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Check out our NEWEST product! The Hobby Tool and Paint Kit includes 29 total pieces to fit the needs of a beginner or pro in various hobbies!
Our bestselling electronics kits include the Make: Electronics 3rd Edition Kits completing experiments in Charles Platt’s Make: Electronics 3rd Edition book, as well as our newest kits the Make: Electronics 3rd Edition Mini Kits !
The Make: Radio Component Kit released July 2024, completes experiments in Fredrick Jansson’s Make: Radio book, introducing new components for ProTechTrader! Check out our Si4703 FM Tuner Board on sale now!
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Bestsellers
24v DC 400ma Power Supply Transformer Adapter 120v AC SH-DC0240400
$15.99
1 AC input voltage ……100-240VAC (World Wide) 2 Input frequency ………50-60Hz 4 Strong built for heavy duty and long usage performance 5 UL SA CE RoHS certified equipment &nb...
22 Gauge AWG Solid Hook-Up Wire Set - 300 ft 3 Color Kit 100 feet ea of Black, Red, Yellow PVC Insulated Electrical Point Wiring & Breadboard Electronics Prototyping Primary Power Line/Cable UL1007
$27.99
22 Gauge AWG Solid Hook-Up Wire Set - 300 ft 3 Color Kit 100 feet ea of Black, Red, & Yellow PVC Insulated Electrical Point Wiring & Breadboard Electronics Prototyping Primary Power Line/Cable UL1007 Rated Color coded PVC insulation rating 30...
RS-550s 18v (12v - 20v) DC Motor Round Shaft High Power/Torque DIY Drills Robots RC
$17.99
RS-550s Brushed DC Motor Weight: ~7.7oz (218g) Body Length: 2.24in (57mm) Body Diameter: 1.46in (37.5mm) Operating Voltage: ~6v - 20v | Optimal Volt Range: 12v - 18v | 18 Volt Nominal (Optimal Power, Speed, and Torque near 18 volts) Shaft Leng...
Double Sided Parts Storage Organizer Carrying Case - 36 Compartments
$30.00
Double Sided Deluxe Parts Storage Organizer Carrying Case with 36 Compartments Length: 13.5-in Width: 3.25-in Height: 11-in Double-sided case features 4 individual latches for added security 36 Compartment...
3V-12V 12W 1A Universal Power Adapter USB Port & 8 Tips
$14.99$12.50
ProTechTrader 3-12V Universal Power Adapter with USB Outlet - Now Featuriong Reversable DC Polarity Multi-Voltage 12 Watt (12w/1-amp) replacement switching power adapter supply compatible with 1000s of small electronic devices using r...
ProTechTrader Power Supply Adapter 9V DC 500mA 5.5mm X 2.1mm x 10mm
$10.99
Power Supply Adapter 9V DC 500mA 5.5mm X 2.1mm x 10mm Input: AC100-240V 50/60Hz Output: DC9V, 500mA DC Cable: 24AWG, Copper, length: 1.2M D...
Crystal Earphone High Impedance Piezoelectric Ceramic Piezo Earpiece Bare
$7.29
Piezo Electric Crystal Earphone Sensitive High Impedance Ceramic Ear Piece for Transistor Radio DIY Electronics Projects Specifications: Impedance: 20K ohm Resistance: 20M ohm C...
Solid Copper Alligator Clips - Soldering Heat Sink & Test - 4 pack - 5 amps (5a)
$5.50
4pcs - Solid Copper Alligator Clips/Crocodile Jaw Soldering Heat Sink & DIY Test Electrical Clips Description: The solid copper construction allows these alligator clips to be used as both...
30w Soldering Iron - 30 Watt Pencil Solder Precision Conical Tip
$8.99
30 Watt Pencil Soldering Iron with Conical Tip ProTechTrader’s 30W Soldering Iron includes a mini metal stand for your convenience. Widely used for welding circuit boards, appliance repair, computers, jewelry, and DIY projects, this product ...
1 in Speaker - 26mm 8 ohm 1/4 watt (0.25 w) Green Plastic - 4 in (104 mm) wires
$4.99
Loud Speaker 26mm 8 ohm 1/4 watt (0.25 w) Green Plastic ~4 in (104 mm) pre-soldered wire leads Loose Packaged - New from Factory ...
Large Solid Copper Alligator Clips (4 pack) 2-inch Rated for 10a and 10 awg Wire
$5.99
Large Solid Copper Alligator Clips - Nearly 2 inches long they are great as a Crocodile Jaw Clip-on Soldering Heat Sink & DIY Electronics Test Leads Excellent Heat Transfer Makes Solid Copper Alligator Clips The Best Soldering HeatSinks To ...
1k Ohm Potentiometer (2pcs) - Linear Taper Rotary Panel Pot
$4.99
Set of 2 1000 (1k) Ohm Linear Taper Rotary Potentiometers. Panel Pot Standard Mounting Style Knurled Shaft allows easy adjustment of resistance from 0 - 1000? ohm with ±20% Tolerance Adjustable Resistor can be used in many small elect...
24V 40W 1/4in 6.35mm Ceramic Cartridge Heater 3D Printer MK9 MK10 Hotend
$6.49
24V 40W 1/4-in (6.35mm) Ceramic Cartridge Heater Fits Many CTC/Flashforge/Wanahoo (MK9...
12v 40W 1/4-in 6.35mm Cartridge Heater 3D Printer MK9 MK10 Hotend
$6.99
12V 40W 1/4-in (6.35mm) Ceramic Cartridge Heater Fits Many CTC/Flashforge/Wanahoo (MK9/MK10) 3D Print...
4 inch 8 ohm Loud Speaker 4in 10 watt max Mame/Arcade/Pinball
$5.99
img{max-width:100%; height:auto;} 4 inch (102mm) 8 ohm Loud Speaker(s) Power Rating (maximum): 10w Power Rating (nominal): 5w 1 (Single Speaker) Great for Arcade Machines,...
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