![electrical - What is the purpose of the "grounding" tab/wire on a 3-prong to 2-prong adapter? - Home Improvement Stack Exchange electrical - What is the purpose of the "grounding" tab/wire on a 3-prong to 2-prong adapter? - Home Improvement Stack Exchange](https://i.stack.imgur.com/jTqrx.jpg)
electrical - What is the purpose of the "grounding" tab/wire on a 3-prong to 2-prong adapter? - Home Improvement Stack Exchange
![Amazon.com: Katzco 3-Prong to 2-Prong Grounding Adapter - 2 Piece for Wall Outlets - Converters for Outlets, Electrical, Household, Workshops, Industrial, Machinery, Appliances - UL Listed, Gray, Polarized : Tools & Home Improvement Amazon.com: Katzco 3-Prong to 2-Prong Grounding Adapter - 2 Piece for Wall Outlets - Converters for Outlets, Electrical, Household, Workshops, Industrial, Machinery, Appliances - UL Listed, Gray, Polarized : Tools & Home Improvement](https://m.media-amazon.com/images/I/61YTUvyp54L.jpg)
Amazon.com: Katzco 3-Prong to 2-Prong Grounding Adapter - 2 Piece for Wall Outlets - Converters for Outlets, Electrical, Household, Workshops, Industrial, Machinery, Appliances - UL Listed, Gray, Polarized : Tools & Home Improvement
![AC WORKS 30-Amp 4-wire To 3-wire Grounding Single To Single Orange Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com AC WORKS 30-Amp 4-wire To 3-wire Grounding Single To Single Orange Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com](https://mobileimages.lowes.com/productimages/756c3ef5-71e3-4280-a694-71077b4faa23/46434111.jpg)
AC WORKS 30-Amp 4-wire To 3-wire Grounding Single To Single Orange Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com
![Journeyman-Pro Dryer Adapter Cord 3 to 4 Prong Plug | NEMA 10-30R Female to 14-30P Male | 30A, 250V, 1.5FT, Connects Older Style Dryers to New 4 Pin Outlet (3 Prong Female Journeyman-Pro Dryer Adapter Cord 3 to 4 Prong Plug | NEMA 10-30R Female to 14-30P Male | 30A, 250V, 1.5FT, Connects Older Style Dryers to New 4 Pin Outlet (3 Prong Female](https://i5.walmartimages.com/seo/Journeyman-Pro-Dryer-Adapter-Cord-3-4-Prong-Plug-NEMA-10-30R-Female-14-30P-Male-30A-250V-1-5FT-Connects-Older-Style-Dryers-New-Pin-Outlet-3-w-Ground_d62aafe9-95d4-4a72-bf46-262c7064ea43.f97918ec5eff186f76a6dd11492e2a63.jpeg)
Journeyman-Pro Dryer Adapter Cord 3 to 4 Prong Plug | NEMA 10-30R Female to 14-30P Male | 30A, 250V, 1.5FT, Connects Older Style Dryers to New 4 Pin Outlet (3 Prong Female
![Amazon.com: Eversimpleinc 4 Prong to 3 Prong Dryer Plug Adapter with Green Ground Wire, Connects 4-Prong New Dryer Female to 3 Prong Old Dryer Male Receptacle, 10-30P to 14-30R Dryer Adapter, STW Amazon.com: Eversimpleinc 4 Prong to 3 Prong Dryer Plug Adapter with Green Ground Wire, Connects 4-Prong New Dryer Female to 3 Prong Old Dryer Male Receptacle, 10-30P to 14-30R Dryer Adapter, STW](https://m.media-amazon.com/images/I/51cu0vXCeqL.jpg)
Amazon.com: Eversimpleinc 4 Prong to 3 Prong Dryer Plug Adapter with Green Ground Wire, Connects 4-Prong New Dryer Female to 3 Prong Old Dryer Male Receptacle, 10-30P to 14-30R Dryer Adapter, STW
![ELEGRP 15Amp 125-Volt 2-Prong to 3-Prong Single Outlet Grounding Adapter Plug, Gray (10-Pack) 5501-GR10 - The Home Depot ELEGRP 15Amp 125-Volt 2-Prong to 3-Prong Single Outlet Grounding Adapter Plug, Gray (10-Pack) 5501-GR10 - The Home Depot](https://images.thdstatic.com/productImages/6593161a-16db-446c-9767-9a80f4ef48d5/svn/gray-elegrp-plug-adapters-5501-gr10-1f_600.jpg)
ELEGRP 15Amp 125-Volt 2-Prong to 3-Prong Single Outlet Grounding Adapter Plug, Gray (10-Pack) 5501-GR10 - The Home Depot
![AC WORKS 1.5ft NEMA 14-30P to NEMA 10-30R 30-Amp 4-wire To 3-wire Grounding Single To Single Black Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com AC WORKS 1.5ft NEMA 14-30P to NEMA 10-30R 30-Amp 4-wire To 3-wire Grounding Single To Single Black Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com](https://mobileimages.lowes.com/productimages/33233a3a-5c0d-40d9-a56d-1e16520886b9/46433829.jpg)
AC WORKS 1.5ft NEMA 14-30P to NEMA 10-30R 30-Amp 4-wire To 3-wire Grounding Single To Single Black Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com
![AC WORKS 1.5ft NEMA 10-30P to NEMA 14-30R 30-Amp 3-wire To 4-wire Grounding Single To Single Black Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com AC WORKS 1.5ft NEMA 10-30P to NEMA 14-30R 30-Amp 3-wire To 4-wire Grounding Single To Single Black Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com](https://mobileimages.lowes.com/productimages/fface91e-72b2-4cd2-9760-318952ce6684/46433411.jpg)
AC WORKS 1.5ft NEMA 10-30P to NEMA 14-30R 30-Amp 3-wire To 4-wire Grounding Single To Single Black Basic Flexible Adapter in the Adapters & Splitters department at Lowes.com
![OUCOO XN1030P Dryer Adapter Cord, 4 Prong to 3 Prong Dryer Adapter Cord Convert 4 Prong Dryer Plug to 3 Prong Wall Outlet, Nema 10-30P Male t OUCOO XN1030P Dryer Adapter Cord, 4 Prong to 3 Prong Dryer Adapter Cord Convert 4 Prong Dryer Plug to 3 Prong Wall Outlet, Nema 10-30P Male t](https://c.shld.net/rpx/i/s/pi/mp/28761/prod_13732868429?src=http%3A%2F%2Fwww.ishopdir.com%2Fimage%2FI%2F71HdYpqkg-L._AC_SL1500_.jpg&d=05ae98eb873352de3beeb05a9e1651a0d7053707&hei=450&wid=450)
OUCOO XN1030P Dryer Adapter Cord, 4 Prong to 3 Prong Dryer Adapter Cord Convert 4 Prong Dryer Plug to 3 Prong Wall Outlet, Nema 10-30P Male t
![AC WORKS Dryer Adapter 3-Prong 30 Amp Dryer Plug to 4-Prong Dryer Female Connector Adapter AD10301430 - The Home Depot AC WORKS Dryer Adapter 3-Prong 30 Amp Dryer Plug to 4-Prong Dryer Female Connector Adapter AD10301430 - The Home Depot](https://images.thdstatic.com/productImages/f342c4d8-126f-4f1b-96d1-5a1679ae5213/svn/orange-ac-works-plug-adapters-ad10301430-64_600.jpg)
AC WORKS Dryer Adapter 3-Prong 30 Amp Dryer Plug to 4-Prong Dryer Female Connector Adapter AD10301430 - The Home Depot
![AC WORKS 3-Prong 50A Dryer/Range Plug to 4-Prong Dryer Female Connector Adapter S10501430-018 - The Home Depot AC WORKS 3-Prong 50A Dryer/Range Plug to 4-Prong Dryer Female Connector Adapter S10501430-018 - The Home Depot](https://images.thdstatic.com/productImages/3f7bcd13-814c-5e10-80e3-72244cbf10db/svn/ac-works-outlet-adapters-converters-s10501430-018-64_600.jpg)
AC WORKS 3-Prong 50A Dryer/Range Plug to 4-Prong Dryer Female Connector Adapter S10501430-018 - The Home Depot
![Journeyman-Pro Dryer Adapter Cord 3 to 4 Prong Plug | NEMA 10-30P Male to 14-30R Female | 30A, 250V, 1.5FT, Old Style Wall Outlet (3 Prong Male to 4 Prong Female w/Ground) - Walmart.com Journeyman-Pro Dryer Adapter Cord 3 to 4 Prong Plug | NEMA 10-30P Male to 14-30R Female | 30A, 250V, 1.5FT, Old Style Wall Outlet (3 Prong Male to 4 Prong Female w/Ground) - Walmart.com](https://i5.walmartimages.com/seo/Journeyman-Pro-Dryer-Adapter-Cord-3-4-Prong-Plug-NEMA-10-30P-Male-14-30R-Female-30A-250V-1-5FT-Old-Style-Wall-Outlet-3-w-Ground_c844c9e3-b68a-4b5d-8e91-438a0da129e2.6cb04c392b417caed38d5d30d8c299dc.jpeg)
Journeyman-Pro Dryer Adapter Cord 3 to 4 Prong Plug | NEMA 10-30P Male to 14-30R Female | 30A, 250V, 1.5FT, Old Style Wall Outlet (3 Prong Male to 4 Prong Female w/Ground) - Walmart.com
![2 Pack ETL Listed 3 Prong to 2 Prong Adapter, JACKYLED Polarized Grounding Converter 3-Prong Adapter Converter Fireproof Material 392℉ Resistant Heavy Duty for Wall Outlets, Electrical, Household - Amazon.com 2 Pack ETL Listed 3 Prong to 2 Prong Adapter, JACKYLED Polarized Grounding Converter 3-Prong Adapter Converter Fireproof Material 392℉ Resistant Heavy Duty for Wall Outlets, Electrical, Household - Amazon.com](https://m.media-amazon.com/images/I/51KZp8Mo+aL.jpg)
2 Pack ETL Listed 3 Prong to 2 Prong Adapter, JACKYLED Polarized Grounding Converter 3-Prong Adapter Converter Fireproof Material 392℉ Resistant Heavy Duty for Wall Outlets, Electrical, Household - Amazon.com
![TENINYU Grounded Adapter 3-Prong to 2-Prong Outlet Converter - 3 Pin to 2 Pin Plug Socket Adapter Extension for Electrical Cord, Household, Workshops, Industrial, Machinery (2 Pack) - Amazon.com TENINYU Grounded Adapter 3-Prong to 2-Prong Outlet Converter - 3 Pin to 2 Pin Plug Socket Adapter Extension for Electrical Cord, Household, Workshops, Industrial, Machinery (2 Pack) - Amazon.com](https://m.media-amazon.com/images/I/61gmIigjTNL.jpg)
TENINYU Grounded Adapter 3-Prong to 2-Prong Outlet Converter - 3 Pin to 2 Pin Plug Socket Adapter Extension for Electrical Cord, Household, Workshops, Industrial, Machinery (2 Pack) - Amazon.com
![parkworld 1.5 ft. 10/3 3-Wire Dryer 4-Prong 14-30P Plug to 3-Prong Dryer 10-30R female dryer adapter cord 60134 - The Home Depot parkworld 1.5 ft. 10/3 3-Wire Dryer 4-Prong 14-30P Plug to 3-Prong Dryer 10-30R female dryer adapter cord 60134 - The Home Depot](https://images.thdstatic.com/productImages/35094363-96d8-4867-a630-c7366ff6dacb/svn/parkworld-outlet-adapters-converters-60134-64_600.jpg)