Signal Isolation Module, 8 Channel Optocoupler, 12V To 3.3V Flexible shaft handle accords with ergonomic design, straight handle is easy to hold and operate flexibly. The flexible shaft supports the connection of an electric grinder or electric drill with a 3.175mm interface 20KHZ FREQUENCY -- Using sophisticated production technology, and the limit switching frequency can be up to 20KHZ 5V to 3.3V 8-Channel Optocoupler Isolator Photoelectric Isolation Model analysis: DST (digital converter)‑1R (one‑way ) 8P (8 channels)‑N (NPN output). 2. The output is a few V, and the module power supply uses a few V. WIDE APPLICATIONS -- Wide range of uses, can be used for isolation, level conversion between single‑chip, PLC and other , PNP, NPN to NPN FAST & STABLE SPEED -- Has excellent performance, fast and stable conversion speed, high work efficiency and simple OPTICAL ISOLATION MODULE -- Made of high‑quality materials, this optical isolation module is sturdy, , not easily damaged, and has a long service life KOK-Isolator Module, 8 Channel Optical Isolation Module 24V to 5V...