- Hazadous duty - Division 1 explosion proof motors - Class I and II, Groups C, E (as noted), D, F & G - Steel frame, Single phase motors - 1.0 Service factor - Automatic reset thermal protector - Economical split phase or capacitor start designs, as noted - Explosion proof conduit box included, shipped loose - UL listed file no. E12044 - CSA certified file no. LR47504 - Rigid base - Model 5KH35LNB164