Reducing cost and weight of vandal resistant keypads, the PLX range uses a revolutionary super high impact polymer case for resistance to abuse and attack. Ideal for applications that require toughness and resistance to water and dust. Chromed die cast zinc keys are retained to provide keytop graphics with unsurpassable toughness and wear resistance. 4, 12 and 16 key formats Telephone and calculator keytop graphics IP65 rated against water and dust High level resistance to impact and operator abuse Contact configuration: 50mA @ 24Vdc Contact resistance: 100Ω Dielectric strength: 500Vac Insulation resistance: 50MΩ Long and reliable operational life >4 million cycles per key Compatible with the Universal Encoder Suitable for use with 1000 series back box & privacy shroud -25°C (dry) to +85°C operational Operating Force: 180g. Contact Bounce; 5ms