The IDEC part HW1K-3AF20 is a reliable and durable switch key lock designed with a normally open double pole, single throw circuit configuration. Featuring a 29.4° flat key for secure access control, this switch is rated for 10A at 440VAC, 220VDC, and 745.7VA. With a screw terminal for easy installation and boasting an impressive lifespan of 500,000 cycles, this panel mount switch is an ideal choice for applications requiring a high level of safety and security.