The 88AB2-152 is a Series 88 sealed keypad configured in a 3x4 layout with a matrix code output. It features audible, snap-dome contacts that provide tactile feedback and are rated for a life expectancy of 3,000,000 operations per button. The keypad is designed for reliability, with a maximum contact resistance of 10 ohms and an electrical rating of 10 milliamps at 24 Vdc. Built to withstand harsh environments, it operates over a temperature range of -40°C to +80°C. Its sealed construction and durable graphic overlay make it ideal for industrial controls, access control systems, and outdoor equipment.