375A & 376A Vibration switch

The Models 375A and 376A, formerly Robertshaw now SE, are vibration sensors similar to the Models 365 and 366 except that they incorporate electronic starting, monitoring or combination starting circuits and built-in electronic delay monitoring.
The Model 375A is FM explosion-proof certified and CSA certified
The Model 376A features a NEMA 4 enclosure and is CSA certified.
Both require a 120 Vac power supply