Certified Appliance 77450 4-Wire Range Cord, 40a, 4' Connect the range with ease with the help of a Certified Appliance 77450 4-Wire Range Cord. The four-foot, 40A cord has a closed eyelet. The retail-packaged cord is for use in most homes built before 1996. A flat-profile plug keeps the UL-listed cord close to the wall. The cord meets or exceeds industry certification standards and appliance manufacturer requirements.