These small devices are suitable for three-phase and single-phase operation, are available either with a rotary handle or with 2- button operation, both clearly indicating ON/OFF status. Rotary handle is lockable and a test button is present on both types. NOARK Manual Motor Starters distributed by ITC are UL listed (E467185), built in accordance with IEC/EN 60947-2, UL60947-4-1A, are RoHS compliant and bear the CE-Mark.