Feature: 1. THREE POSITIONS SELF LOCKING: With three positions self locking function, convenient and practical, the contact form is 2 open and 2 closed 2. WIDE APPLICATION: This practical selector switch is widely used in machine tools, textiles, light industry, equipment 3. IMPACT RESISTANCE: The head protection grade is IP65, impact resistance, not easy to get old, the contacts are made of silver material, have good contact performance and good electrical conductivity 4. HIGH RELIABILITY: Rotary switch come with beautiful appearance, small size, convenient installation and high reliability 5. FLAME RETARDANT MATERIAL SHELL: Good quality flame retardant material shell, possess high and low temperature resistance, safe and stable, long service life Specification: Item Type: Selector Switch Model: BEM-LA16-22XD/31-Y-G Mounting Hole Size: Approx. 16mm / 0.63in Connection Method: Welding feet Operation Function: Open type Bulb Color: Green Positions: 3 Positions Operation Function: Self locking Contact Form: 2 Open and 2 closed Contact Material: Silver point Rated Insulation Voltage: 250V. Package List: 25 x Rotary Switch25 x Seal Ring Note: Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.