Product 
GO Switch Leverless Limit Switches 

Reliable, durable position sensing in extreme conditions.
Unique GO Switch technology outperforms other types of sensors in applications that are hot, cold, wet, dirty, abusive, corrosive, explosive and nuclear.

 Valvetop Product Lines
GO SWITCH - SQUARE SENSORS
The original “leverless limit switches,” 10, 20, 30, and 80 Series GO® Switches are the ideal replacements for traditional mechanical limit switches.
GO Switch Round Position Sensors
Built to last in the most demanding plant conditions With their all stainless steel construction, flexible AC/DC, NO/NC, and SPDT/DPDT contact configurations, superior corrosion resistance, and global certifications for all hazardous areas.
GO Switch Special Applications Position Sensors
GO Switch leverless limit switches provide reliable, durable position sensing in the most demanding plant conditions and troublesome applications.