Cooper Arrow Hart AHL1420C Ultra Grip locking connector. Industrial Specification Grade, NEMA L14-20R, 3-pole, 4-wire, grounding, rated 20A 125/250V. Cord capacity: 0.38"-1.16". Each is individually packaged; packaging may differ from photo. Features include:
High-strength nylon construction stands up to severe job site abuse
All-brass terminal screws and steel clamps for low resistance conductor terminations
Serrated terminal plates and contoured terminal clamps "bite" on the conductors for positive termination
EPDM gasket seals cord hole from dust and debris
Rating printed on side of device
Heavy-duty safety grip external cord grip with fast-driving screws provides positive cord gripping and limits strain on conductors
Dust and moisture cord seal limits entry of contaminants into terminal compartment
Back wire terminal clamps for easy secure wiring
Grooved housing for easy gripping and twisting
Clear terminal chambers allow visual inspection of terminals
Individual wiring compartments with tapered channel for easy insertion of wires
Large, deep-slotted captive brass terminal screws
Largest-in-class grommet size allows for entire cord size range
