Pay in 4 interest-free payments of $17.50 Learn more
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Compact Size: Convenient for various projects
This is copy of XH-452 humidity controller for incubator has good performance and accuracy
1 x Buzzer
Yellow (SIG A)
Uln2803 Uln2803a Uln2803a Ic Soldering rod Compact Size: Convenient for variousThe ULN2803A is a high voltage, high current Darlington transistor array. The device consists of eight npn Darlington pairs that feature high voltage outputs with common cathode clamp diodes for switching inductive loads. The collector current rating of each Darlington pair is 500 mA. The Darlington pairs may be connected in parallel for higher current capability. Applications include relay drivers, hammer drivers, lamp drivers, display drivers (LED
