30 AMP 125 V Female Receptacle SmartPlug Receptacles are designed to provide the maximum surface contact to efficiently transfer power while minimizing resistance which causes heat. These receptacles are used to upgrade existing marina pedestals. They can also be installed in industry standard electrical boxes when used in conjunction with our spring-loaded weather doors. SmartPlug plugs self-align with these receptacles and have an automatic lock system when engaged. The push in design provides