Saia Microswitches Microswitch 626428 - Saia V4NST7Y1UL, The Saia V4NST7Y1UL microswitch is a miniature switch designed to handle 250 V AC at 5 A and features an IP67 rating for protection against dust and water. It has a momentary action with a single On/(On) configuration and a slim form factor measuring 20x10.3x6.4mm. This microswitch is typically used in applications requiring reliable, momentary activation in compact spaces, such as control panels and precision devices. Saia V4NST7Y1UL Microswitch 250V 5A IP67 Watertight Long Lifetime