16mm Metal Pushbutton Switches
57M Series
16mm Metal IP67 Rated Waterproof Push Button Switches
ITW Lumex Switch 57M Series is a miniature switch designed for rugged environments. The housing is zinc alloy with velour chrome plating. ITW Lumex Switch 57M Series is available as maintained or momentary action, Electro-mechanical operation with Gold plated contacts and solder terminals. It is ideal for a multitude of applications.
Features
- Circuit: 1NO
- Center Spot LED and Non Lighted Versions
- Maintained or Momentary; Zinc Alloy/ Velour Chrome Plated
- Electro-Mechanical or Solid-State (Hall Effect)
- Waterproof Switch
- Panel Sealed to IP67
- ROHS Compliant
Applications
- Industrial
- Security Equipment
- Information, Communication, and Technology
- Medical
- Consumer
- Transporation
- Commercial and Residential
Mechanical / Electrical Characteristics
- Circuit: SPST-NO-DB
- Button Travel (nominal): 2.3mm (0.09")
- Operating Force (nominal): 3N / 306 grams
- Contact Bounce (nominal): 1 millisecond
- Panel Thickness: 1.3 ~ 3.8mm (0.05" ~ 0.15")
- Temperature Index: -40°C to + 85°C
- Torque (maximum): 1.2 Nm (10 inch pounds)
- LED Operating Temperature: -25°C to +85°C
- Current Ratings (resistive):
- (1) 10mA @ 12VDC, 200,000 cycles (momentary)
- (2) 10mA @ 12VDC, 20,000 cycles (maintain)
- Dielectric Strength: 1000V AC
- Insulation Resistance: 1 GΩ
- Contact Resistance: 50 mΩ maximum (initial)
Product Drawings


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How can you ensure your industrial control systems maintain reliable performance in harsh, moisture-prone environments without compromising durability?
The ITW Lumex Switch 57M Series provides industrial-grade IP67 waterproof protection with sealed construction, gold-plated contacts rated for 200,000 cycles, and extended temperature operation from -40°C to +85°C. Our 50+ years of manufacturing expertise ensures your control systems operate reliably in the most demanding conditions. Request a technical consultation to integrate sealed pushbutton switches that exceed industry reliability standards.
Engineered by ITW EBA with over 50 years of manufacturing expertise, the 57M Series combines corporation-wide resources with advanced engineering to deliver certified, high-performance solutions for industrial electronics, security equipment, medical devices, ICT systems, transportation, and commercial applications. With 1000V AC dielectric strength, 1 GΩ insulation resistance, and RoHS compliance, this waterproof pushbutton switch meets stringent industry standards while providing customizable options for specialized requirements. Contact our engineering team today to discuss how the ITW Lumex Switch 57M Series can enhance your product reliability and performance in mission-critical applications.





