ELS-1150 Series Single-Point Level Switch is a high-performance sensor that features a micro-processor board design to provide a wide range of capabilities including sinking, sourcing and time delay outputs. The strong fused glass prism eliminates leak potential and is capable of handling extreme temperature and pressure applications up to 2500 psi (172 bar). At just 1.38″ (35 mm) long, the ELS-1150 is suitable for a wide-range of applications.