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  • Shop All ProTechTrader Products At Newegg

  • ProTechTrader is a family-owned business from New Jersey dedicated to teaching the basics of electronics DIY and providing unique electronic components. Our mission is to make electronics accessible and enjoyable for everyone, from beginners to seasoned makers. For over a decade, we have thrived thanks to the guidance of Mr. Charles Platt and his best-selling book series, "Make: Electronics." We are proud to offer kits that perfectly match the experiments in his books, ensuring a seamless learning experience. Each kit is hand-sorted and prepared to help you or your students follow Charles' instructions with ease. Unlock the Power of Hands-On Learning with ProTechTrader Kits The ultimate electronics kits for makers, students, and STEM enthusiasts: Perfectly Matched: Each kit aligns step-by-step with the experiments in "Make: Electronics," so you always have the right components—no guesswork. Trusted Quality: Carefully curated parts guarantee reliable results, making them ideal for classrooms, makerspaces, and home learning. Suitable for All: Designed for teens and adults of all skill levels, these kits inspire confidence and curiosity as you build real working circuits. Personalized Support: Experience dedicated, friendly assistance from a passionate New Jersey family business committed to empowering the maker community. "ProTechTrader made it easy for my son to dive into electronics without any confusion. The kits fit perfectly with each chapter of 'Make: Electronics'!" – Satisfied Parent & Maker No more guessing or missing parts—just hands-on fun and real results. Join thousands of makers who trust ProTechTrader to spark creativity and STEM success! See More
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30w Universal Power Supply Reversible Polarity 3v-12v DC 30 watt 2.5 amp USB Port 8 Adapter Tips Center Tip Positive or Negative 5.5mm*2.5mm 5.0mm*2.1mm 3.5mm*1.35mm 4.0mm*1.7mm 2.35mm*0.7mm 1/8"
30w Universal Power Supply Reversible Polarity 3v-12v DC 30 watt 2.5 amp USB Port 8 Adapter Tips Center Tip Positive or Negative 5.5mm*2.5mm 5.0mm*2.1mm 3.5mm*1.35mm 4.0mm*1.7mm 2.35mm*0.7mm 1/8"
  • Brand: ProTechTrader
  • Part Number: VPOW312-30W
  • Color: Black
  • Dimensions: 3.0 in x 2.0 in x 1.0 in
  • Model #: 30w Universal AC DC Power Adapter
  • Item #: 9SIC3HPKMW2607
  • Return Policy: View Return Policy
$31.99
Free Shipping
ProTechTrader Electrolytic Capacitor Kit 11 Pack for Make: Electronics (Model: e-cap-kit-11)
ProTechTrader Electrolytic Capacitor Kit 11 Pack for Make: Electronics (Model: e-cap-kit-11)
$6.25
$4.99 Shipping
Make: Electronics Component Pack 1 - Second Edition Kit Follows the Latest Make: Electronics 2nd ed Educational Book by Charles Platt
Make: Electronics Component Pack 1 - Second Edition Kit Follows the Latest Make: Electronics 2nd ed Educational Book by Charles Platt
Save 16%
$125.99
$149.99
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7 Function Digital Multimeter AC DC Voltage Resistance Current Transistor Diode Audible Continuity Buzzer and Square Wave Output
7 Function Digital Multimeter AC DC Voltage Resistance Current Transistor Diode Audible Continuity Buzzer and Square Wave Output
  • Brand: ProTechTrader
  • Width: 10.3 in
  • Model #: PDM-631
  • Item #: 9SIC3HPKMW2532
  • Return Policy: View Return Policy
$19.99
Free Shipping
Make: Easy Electronics Kit Bundle - Includes Paperback Handbook Charles Platt Electronic Components Pack - STEM Educational DIY
Make: Easy Electronics Kit Bundle - Includes Paperback Handbook Charles Platt Electronic Components Pack - STEM Educational DIY
  • Model #: Easy-Electronics-Kit-Pack-and-Book
  • Item #: 9SIC3HPKMW2612
  • Return Policy: View Return Policy
$73.99
Free Shipping
22 Gauge AWG Solid Hook-Up Wire Set - 300 ft 3 Color Kit 100 feet ea of Black, Red, & Yellow UL1007 TINNED
22 Gauge AWG Solid Hook-Up Wire Set - 300 ft 3 Color Kit 100 feet ea of Black, Red, & Yellow UL1007 TINNED
  • Brand: ProTechTrader
  • Model #: 22awg-SLD-300ftSET-BRY
  • Item #: 9SIC3HPKMW2615
  • Return Policy: View Return Policy
$41.99
Free Shipping
1in Speaker 26mm 8 ohm 1/4 Watt (0.25w) Nominal / 1/2 Watt (0.5 w) Maximum Power Output - Green Plastic Shell with 4 in (104 mm) Wires
1in Speaker 26mm 8 ohm 1/4 Watt (0.25w) Nominal / 1/2 Watt (0.5 w) Maximum Power Output - Green Plastic Shell with 4 in (104 mm) Wires
  • Brand: ProTechTrader
  • Part Number: 21grnspkr-wire
  • Color: Green
  • Weight: 0.75 ounces
  • Model #: 1in-8ohm-spkr
  • Item #: 9SIC3HPKMW2610
  • Return Policy: View Return Policy
$10.99
Free Shipping
12V 40W 1/4-in (6.35mm) Ceramic Cartridge Heater for 3D Printer MK10 Extruder/Hotend
12V 40W 1/4-in (6.35mm) Ceramic Cartridge Heater for 3D Printer MK10 Extruder/Hotend
  • Brand: ProTechTrader
  • Model #: ch12v40w-25
  • Item #: 9SIC3HPKMW2531
  • Return Policy: View Return Policy
$15.99
Free Shipping
ProTechTrader Solid Copper Alligator Clips (4 Pack) Crocodile Jaw Soldering Heat Sink & DIY Test Clip Wire Connector Rated for 5 Amps (5a) & Up to 12 ga (12awg) Wire
ProTechTrader Solid Copper Alligator Clips (4 Pack) Crocodile Jaw Soldering Heat Sink & DIY Test Clip Wire Connector Rated for 5 Amps (5a) & Up to 12 ga (12awg) Wire
  • Brand: ProTechTrader
  • Color Mapping: Copper
  • Model #: 4pc-30c-Alligator-Clips
  • Item #: 9SIC3HPKMW2608
  • Return Policy: View Return Policy
$9.99
Free Shipping
100ft 22AWG - Solid Copper Wire Yellow PVC Insulation UL1007 Rated 300V 80 - Electronics Hookup Wire Tinned - Bagged
100ft 22AWG - Solid Copper Wire Yellow PVC Insulation UL1007 Rated 300V 80 - Electronics Hookup Wire Tinned - Bagged
  • Selling Unit: Bag
  • Type: Bagged
  • Brand: ProTechTrader
  • Model #: 22 Gauge Yellow Bag
  • Item #: 9SIC3HPKMW2609
  • Return Policy: View Return Policy
$12.99
Free Shipping
2pcs Spring Clip Black Plastic 1 x 1.5V AA Battery Case Holder
2pcs Spring Clip Black Plastic 1 x 1.5V AA Battery Case Holder
  • Brand: ProTechTrader
  • Battery Capacity: 2000 milliamp_hours
  • Battery Type: Alkaline
  • Type: alkaline
  • Model #: 2pc-Single-AA-Battery-Holder
  • Item #: 9SIC3HPKMW2575
  • Return Policy: View Return Policy
$7.99
Free Shipping
100ft 22 AWG Solid Copper Wire - UL1007 Rated Hook-Up Primary Power Wiring for Breadboards, DIY Electronics, and Prototypes With Yellow PVC Insulation - Plastic Spool
100ft 22 AWG Solid Copper Wire - UL1007 Rated Hook-Up Primary Power Wiring for Breadboards, DIY Electronics, and Prototypes With Yellow PVC Insulation - Plastic Spool
  • Selling Unit: Spool
  • Brand: ProTechTrader
  • Model #: 22 Gauge Yellow Spool
  • Item #: 9SIC3HPKMW2577
  • Return Policy: View Return Policy
$14.99
Free Shipping
100' Solid Copper Hook-Up Wire 22 Gauge UL1007 Rated With RED PVC Insulation - Spool
100' Solid Copper Hook-Up Wire 22 Gauge UL1007 Rated With RED PVC Insulation - Spool
  • Type: Spool
  • Brand: ProTechTrader
  • Model #: 22 Gauge Red Spool
  • Item #: 9SIC3HPKMW2522
  • Return Policy: View Return Policy
$16.99
Free Shipping
2in (50mm) Loud Speaker - 8 ohm 2 Watt Nominal Max Power Output Plastic 2 inch (5cm)
2in (50mm) Loud Speaker - 8 ohm 2 Watt Nominal Max Power Output Plastic 2 inch (5cm)
  • Brand: ProTechTrader
  • Name: 2in-8ohm-spkr
  • Part Number: 2in-8ohm-spkr
  • Color: Green
  • Model #: 2in-8ohm-spkr
  • Item #: 9SIC3HPKMW2552
  • Return Policy: View Return Policy
$15.99
Free Shipping
Piezoelectric Earphone High Impedance Ceramic Earpiece Bare Wire Leads Transistor Crystal Radios & DIY Make Electronics Projects 20,000 (20k) Ohm Sensitivity Vintage Classic Style Piezo Electric
Piezoelectric Earphone High Impedance Ceramic Earpiece Bare Wire Leads Transistor Crystal Radios & DIY Make Electronics Projects 20,000 (20k) Ohm Sensitivity Vintage Classic Style Piezo Electric
  • Brand: ProTechTrader
  • Part Number: Piezo-bare
  • Type: In Ear
  • Input Impedance: 20000 ohm
  • Model #: Piezo-bare
  • Item #: 9SIC3HPKMW2534
  • Return Policy: View Return Policy
$15.99
Free Shipping
100ft 22 AWG Solid Copper Wire - UL1007 Rated with Black PVC Insulation - TINNED
100ft 22 AWG Solid Copper Wire - UL1007 Rated with Black PVC Insulation - TINNED
  • Selling Unit: Bag
  • Brand: ProTechTrader
  • Model #: 22 Gauge Black Bag
  • Item #: 9SIC3HPKMW2614
  • Return Policy: View Return Policy
$9.99
Free Shipping
ProTechTrader 4 inch 8 ohm Loud Speaker 4in 10 watt max (Model: 102mm8ohm)
ProTechTrader 4 inch 8 ohm Loud Speaker 4in 10 watt max (Model: 102mm8ohm)
$10.99
Free Shipping
ProTechTrader 2 inch (50mm) Loud Speaker 8 ohms 0.5w DIY for (Model: 2in-50mm-spkr)
ProTechTrader 2 inch (50mm) Loud Speaker 8 ohms 0.5w DIY for (Model: 2in-50mm-spkr)
$3.79
$4.99 Shipping
ProTechTrader 2 inch (50mm) Loud Speaker 8oms 0.5w DIY for (Model: 2pc-2in-spkr)
ProTechTrader 2 inch (50mm) Loud Speaker 8oms 0.5w DIY for (Model: 2pc-2in-spkr)
$4.79
$4.99 Shipping
3 mm OD x 2 mm ID PTFE Teflon Tubing 6" Thermal Barrier Tube for 1.75 mm filament 3D Printer Hot End Bowden Extruder (3mm*2mm MK8/MK9) Flashforge Creator X/CTC Bizer/Makerbot Replicator clones
3 mm OD x 2 mm ID PTFE Teflon Tubing 6" Thermal Barrier Tube for 1.75 mm filament 3D Printer Hot End Bowden Extruder (3mm*2mm MK8/MK9) Flashforge Creator X/CTC Bizer/Makerbot Replicator clones
  • Brand: ProTechTrader
  • Material: Polytetrafluoroethylene
  • Diameter: 3
  • Weight: 1 grams
  • Model #: 6in-3x2mm-ptfe-tube
  • Item #: 9SIC3HPKMW2549
  • Return Policy: View Return Policy
$8.99
Free Shipping
Piezo Electric Crystal Earphone Sensitive High Impedance Ceramic Ear Piece 3.5mm for Transistor Radio / Crystal Radios DIY Electronics Projects 1/8 inch Audio Jack Connector Wire Piezoelectric element
Piezo Electric Crystal Earphone Sensitive High Impedance Ceramic Ear Piece 3.5mm for Transistor Radio / Crystal Radios DIY Electronics Projects 1/8 inch Audio Jack Connector Wire Piezoelectric element
  • Brand: ProTechTrader
  • Part Number: Beige-1/8in Plug
  • Type: In Ear
  • Color: (Beige - 3.5mm Headphone Jack)
  • Model #: Piezo-earphone-3.5mm
  • Item #: 9SIC3HPKMW2535
  • Return Policy: View Return Policy
$17.99
Free Shipping
WaWa Wawa Pumpkin Spice Ground Coffee 12oz - Seasonal Limited (Model: wwgrnpumpkin)
WaWa Wawa Pumpkin Spice Ground Coffee 12oz - Seasonal Limited (Model: wwgrnpumpkin)
$22.49
Free Shipping
ProTechTrader 12v 1A AC/DC Power Supply Adapter Slim Design 5.5mm x (Model: VPOW1201)
ProTechTrader 12v 1A AC/DC Power Supply Adapter Slim Design 5.5mm x (Model: VPOW1201)
$14.99
Free Shipping
ProTechTrader Beginner's Tool Kit Soldering Iron & Digital Multimeter (Model: Basic-pk-1)
ProTechTrader Beginner's Tool Kit Soldering Iron & Digital Multimeter (Model: Basic-pk-1)
$39.99
Free Shipping
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