Isolator, Compatible with Grainger Part Number 1VN93, 2YJ61, 4GB42, 4NB86, Product Type Isolator, Compatible with Manufacturer Part Number AC1-HH04-05G, AC1-PH55-08G, AG1-PH65-08G, AS2-PH08-08G, Compatible with Series Speedaire, Compatible with Brand MiTM