The A165E is an emergency stop (E-stop) switch from Omron Automation and Safety. It is part of the A165E series and is designed for use in applications that require a reliable and quick shutdown mechanism. The A165E features a DPST-NC circuit and offers an on-off switch function. It is designed for panel mount, front installation and has a current rating of 5A (AC) and 3A (DC). The A165E is a twist reset operation switch, providing a secure and easy-to-use emergency stop solution. It is housed in a bulk package and is an active product. The A165E is widely used in various industrial and automation systems to ensure safety and prevent accidents.