MANUAL STARTER 277VAC,0.5 and 0.75 Inch Knockouts (top and bottom) Screw Clamp,1-Phase,16A,1HP@115/230/277VAC,1P,600 Vac/250 Vdc,F,NEMA 1,Non-Reversing Manual Starter,Provides overload protection as well as manual ON/OFF control for small motors in a variety of industrial and commerical installations.,Single Unit Metal Box (oversized) - General Purpose,Thermal - Melting Alloy,UL Listed - CSA Certified - CE Marked