Marquardt 5000 Series Push Button Switches The Marquardt 5000 series of round push button switches are a single pole normally open switch suitable for use in Class II appliances. These round push button switches require a 16mm cut out for panel mounting and are available with a choice of coloured actuators with IP40 or IP54 ratings for sealing against dust and water ingress. The Marquardt 5000 series push button switches have a long mechanical life endurance and feature 2.8mm Faston/Quick Connect style terminals. Contact distance ≥3mm
Pre travel 2 ±0.4mm
Total travel/stroke 4mm
UL 94 V-2 flammability
Mechanical life 200,000 operations