Your Browsing History

Any questions? Our AI beta will help you find out quickly.
This is a 4-pin DIP power relay with model YL303H-S-12VDC-1H, corresponding to T73-1A-12V. It uses 12V DC voltage and is widely applied in household appliances, small power control modules, automation devices and DIY electronic circuits. The relay features stable performance and easy installation, ideal for equipment maintenance and replacement.