Eaton's 10250T line of 30.5 mm pushbuttons features a heavy-duty zinc die cast construction. Reliability nibs improve contact reliability even under dry circuit and fine dust conditions. In addition, drainage holes prevent the buildup of liquid inside the operator, which can prevent operation in freezing environments.

EATON Non-Illuminated Push-Pull Unit, Assembled Heavy Duty, Series: 10250T, 40 mm Size, 1NO-1NC Contact Configuration, Slow Make/Slow Break Contact, Maintained Contact Mode, Push-Pull Operator, 2 Positions, Legend: EMERGENCY STOP, Bezel/Housing: Polished Chrome Bezel, Standard Actuator, Screw Clamp Terminal, NEMA 1/2/3/3R/4/4X/12/13/IP65 Enclosure, Die-Cast Zinc, Polished Chrome, Red, Environmental Conditions: 1 to 150 deg F Operating Temperature, 95% Relative Humidity at 60 deg C

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/10250T5B63_1X_Specification_Sheet.pdf https://www.iesbuy.com//ASSETS/DOCUMENTS/ITEMS/EN/https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/10250T5B63_1X_Specification_Sheet.pdf
• VIDEO LINK http://videos.eaton.com/detail/video/6243433319001/how-to-size-and-select-a-power-supply?autoStart=true&q=power%20supplies

• Enclosed silver contacts with reliability nibs
• Diaphragm seals with drainage holes
• Reliability nibs improve contact reliability even under dry circuit and fine dust conditions
• Drainage holes prevent build-up of liquid inside the operator which can prevent operation in freezing environments
• Grounding nibs bit through paint and other coatings to provide secure ground