Yaskawa's Bestact™ oil-tight and waterproof 3 amp reed push-buttons offer industry-standard 30 mm diameter operators with a NEMA 4/13 enclosure rating. They are ideal for gaseous Class I, Division 2 hazardous locations where explosion-proof enclosures are not needed. These push-buttons are UL Listed and CSA Certified and have pilot duty inductive switch ratings of C300 (180VA) and Q150 (69VA). NEMA size 4 or larger contactors can be energized directly. Available operators are flush, half-shroud, full shroud, mushroom head, 2 position knob, and cylinder lock. Up to four contacts per operator can be used.