0-30V 2mA-3A Adjustable DC Regulated Power Supply Kit for Electronics Lab DIY Soldering TJ-56-119

$9.05

7805/7812 Regulated Power Supply Three-Terminal Voltage Regulator Electronics DIY Kit Teaching Welding Discrete Parts YH-340

$0.45

2030 Mono Amplifier Kit, Single-Supply Integrated Power Amplifier Components, Electronic DIY Parts

$7.50

LM317 Adjustable DC Regulated Power Supply Kit Electronic Components DIY Production Experiment Soldering Practice Circuit Board

$0.74

Flyback Switching Power Supply DIY Electronic Kit Teaching Skills Practical Training Soldering Experiment Circuit Board YH-424

$4.90

Breadboard Experiment DIY Kit for Beginners Solderless Dedicated Power Module and Connection Cables

$4.50

MB-102 Breadboard Wire Kit Experimental Circuit Premium Perforated Board 400/830 Holes Solderless DIY Combination

$3.74

New LM317 Adjustable Voltage Regulator Kit Electronic DIY DC Power Supply Making Parts Multifunctional Soldering YH-172

$3.80

Switching Power Supply Circuit Training Kit, 51 Microcontroller Soldering Practice Board, DIY Electronic Assembly Parts

$7.40

0~28V CNC DC Regulated Power Supply Kit, 0.01-2A Short-Circuit Current Limiting Protection, Lab Constant Current Source DIY Project

$74.98

0-18V CNC DC Adjustable Regulated Power Supply Kit 1A Current Digital Display Soldering Production Discrete Parts JS-56-323

$22.40

1N4007 Bridge Rectifier AC to DC Power Converter Full-Wave Rectifier Circuit Board Kit (Discrete Parts)

$1.50