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840PCS TO-92 transistor set with 24 specifications, each with 35 NPN PNP transistors

200 pieces of 14 types of fast switching Schottky rectifier diode sample pack 1N4001 1N4007 1N5819

W3230 temperature controller, digital temperature controller module, temperature control switch, miniature temperature control board

W3230 temperature controller, digital temperature controller module, temperature control switch, miniature temperature control board

W3230 temperature controller, digital temperature controller module, temperature control switch, miniature temperature control board

CCM2 DC motor speed regulator 10V12V24V30V forward and reverse PWM DC controller 120W

DC adjustable boost module LM2587 high-power boost and voltage regulation power board 3V5V12V to 19V24V330V36V

Dual USB output 9V/12V/24V/36V to 5VDC car charging 3A voltage reduction and stabilization module

MAX7219 digital display module control module finished 8-bit digital display module

Power bank module mobile power boost DIY18650 lithium battery digital display dual USB output charging board motherboard

ZVS High Frequency Induction Heating Machine High Frequency Quenching Medium Frequency Furnace Tapeless ZVS Induction Heating

High voltage generator, high voltage module, voltage inverter, transformer, boost module, 3-6V 400KV