There are adapters for using a three-prong appliance cord in a two-prong extension cord. Is this legal? Is it safe? Is it grounded? - Quora
![Customization 2.5A 250V Kc 2 Prong Pin Korea Standard Power Cable 2pin Plug to IEC320 C7 AC Cable Power Extension Cord - China Power Plug, Electrical Plug | Made-in-China.com Customization 2.5A 250V Kc 2 Prong Pin Korea Standard Power Cable 2pin Plug to IEC320 C7 AC Cable Power Extension Cord - China Power Plug, Electrical Plug | Made-in-China.com](https://image.made-in-china.com/202f0j00vkjciVMBMtbn/Customization-2-5A-250V-Kc-2-Prong-Pin-Korea-Standard-Power-Cable-2pin-Plug-to-IEC320-C7-AC-Cable-Power-Extension-Cord.webp)
Customization 2.5A 250V Kc 2 Prong Pin Korea Standard Power Cable 2pin Plug to IEC320 C7 AC Cable Power Extension Cord - China Power Plug, Electrical Plug | Made-in-China.com
![Utilitech Indoor 15-ft 16/3-Prong Indoor Spt-2 Light Duty Flat Plug Extension Cord in the Extension Cords department at Lowes.com Utilitech Indoor 15-ft 16/3-Prong Indoor Spt-2 Light Duty Flat Plug Extension Cord in the Extension Cords department at Lowes.com](https://mobileimages.lowes.com/productimages/f38cc549-e835-4057-80cf-5556e0831126/00537137.jpg?size=pdhism)
Utilitech Indoor 15-ft 16/3-Prong Indoor Spt-2 Light Duty Flat Plug Extension Cord in the Extension Cords department at Lowes.com
![5Core Premium Extension Cord AC 2 Prong Power Cord Cable 15 foot 3 Pieces on eBid United States | 217303210 5Core Premium Extension Cord AC 2 Prong Power Cord Cable 15 foot 3 Pieces on eBid United States | 217303210](https://pic.ebid.net/upload_big/8/4/3/uo_1687286571-2004-3.jpg)
5Core Premium Extension Cord AC 2 Prong Power Cord Cable 15 foot 3 Pieces on eBid United States | 217303210
![Tripp Lite Standard Power Extension Cord, 13A, 16AWG (NEMA 5-15P to NEMA 5-15R), 3-ft. - Critical Power Supplies Tripp Lite Standard Power Extension Cord, 13A, 16AWG (NEMA 5-15P to NEMA 5-15R), 3-ft. - Critical Power Supplies](https://www.criticalpowersupplies.co.uk/wp-content/uploads/2022/02/aI4cxtLspkyOHjIrGI0bVg.c-r.jpg)
Tripp Lite Standard Power Extension Cord, 13A, 16AWG (NEMA 5-15P to NEMA 5-15R), 3-ft. - Critical Power Supplies
![How to use this (3 prong) portable AC unit with a 2 prong outlet without starting a fire -- (or can I use extension cord to a 3 prong outlet?) : r/AskElectricians How to use this (3 prong) portable AC unit with a 2 prong outlet without starting a fire -- (or can I use extension cord to a 3 prong outlet?) : r/AskElectricians](https://preview.redd.it/how-to-use-this-3-prong-portable-ac-unit-with-a-2-prong-v0-hvxwyzrem0ic1.png?width=640&crop=smart&auto=webp&s=6a1e6e3e294f038ba2794227b7d166ce93f776c6)
How to use this (3 prong) portable AC unit with a 2 prong outlet without starting a fire -- (or can I use extension cord to a 3 prong outlet?) : r/AskElectricians
![Utilitech Indoor 3-ft 16/2-Prong Indoor Spt-2 Light Duty Flat Plug Extension Cord in the Extension Cords department at Lowes.com Utilitech Indoor 3-ft 16/2-Prong Indoor Spt-2 Light Duty Flat Plug Extension Cord in the Extension Cords department at Lowes.com](https://mobileimages.lowes.com/productimages/a5cd6158-2f2e-4962-8cb0-f8408d9ea232/49053570.jpg?size=pdhism)
Utilitech Indoor 3-ft 16/2-Prong Indoor Spt-2 Light Duty Flat Plug Extension Cord in the Extension Cords department at Lowes.com
![Utilitech 2-ft 12/3-Prong Outdoor Stw Heavy Duty Lighted Extension Cord in the Extension Cords department at Lowes.com Utilitech 2-ft 12/3-Prong Outdoor Stw Heavy Duty Lighted Extension Cord in the Extension Cords department at Lowes.com](https://mobileimages.lowes.com/productimages/6232ec3e-6211-427d-b073-e17c1b25a837/49053578.jpg?size=pdhism)
Utilitech 2-ft 12/3-Prong Outdoor Stw Heavy Duty Lighted Extension Cord in the Extension Cords department at Lowes.com
![I have a 2 prong outlet and need to plug a 3 prong power strip in so I used this 3 prong adapter. Is this a bad idea on a power strip? : r/askanelectrician I have a 2 prong outlet and need to plug a 3 prong power strip in so I used this 3 prong adapter. Is this a bad idea on a power strip? : r/askanelectrician](https://preview.redd.it/4ysg1hxmo3c81.jpg?auto=webp&s=4a606777badab31063594334b5a0fdf76ce77a00)
I have a 2 prong outlet and need to plug a 3 prong power strip in so I used this 3 prong adapter. Is this a bad idea on a power strip? : r/askanelectrician
![Amazon.com: LENCENT 2 Prong Power Strip, 3 Prong to 2 Prong Outlet Adapter, 6.6ft Braided Extension Cord with Polarized Plug, 3 AC Outlets & 3 USB(5V 3.4A Max), Wall Mountable, Ideal for Amazon.com: LENCENT 2 Prong Power Strip, 3 Prong to 2 Prong Outlet Adapter, 6.6ft Braided Extension Cord with Polarized Plug, 3 AC Outlets & 3 USB(5V 3.4A Max), Wall Mountable, Ideal for](https://m.media-amazon.com/images/I/61y7N6xJK4L.jpg)
Amazon.com: LENCENT 2 Prong Power Strip, 3 Prong to 2 Prong Outlet Adapter, 6.6ft Braided Extension Cord with Polarized Plug, 3 AC Outlets & 3 USB(5V 3.4A Max), Wall Mountable, Ideal for
![2 Prong to 3 Prong Power Strip, Two Prong Surge Protector with 6FT Long Cord, 3 AC Outlets 2 Prong to 3 Prong Extension Cord with 3 USB Ports(5V 3.1A) for Non-Grounded 2 Prong to 3 Prong Power Strip, Two Prong Surge Protector with 6FT Long Cord, 3 AC Outlets 2 Prong to 3 Prong Extension Cord with 3 USB Ports(5V 3.1A) for Non-Grounded](https://m.media-amazon.com/images/I/51KlXLcZwUS._AC_UF1000,1000_QL80_.jpg)
2 Prong to 3 Prong Power Strip, Two Prong Surge Protector with 6FT Long Cord, 3 AC Outlets 2 Prong to 3 Prong Extension Cord with 3 USB Ports(5V 3.1A) for Non-Grounded
![3 Prong Male To Male Extension Cord, Generator Adapter Cord 5-15p For Transfer Switch,12awg 125v (2 | Fruugo UK 3 Prong Male To Male Extension Cord, Generator Adapter Cord 5-15p For Transfer Switch,12awg 125v (2 | Fruugo UK](https://img.fruugo.com/product/0/14/648840140_max.jpg)
3 Prong Male To Male Extension Cord, Generator Adapter Cord 5-15p For Transfer Switch,12awg 125v (2 | Fruugo UK
![6 feet Brown extension cord, 3 Outlet 2 Prong 16 Gauge Cable, Indoor use, Heavy Duty, Extension Cord - By Revpex: Amazon.co.uk: DIY & Tools 6 feet Brown extension cord, 3 Outlet 2 Prong 16 Gauge Cable, Indoor use, Heavy Duty, Extension Cord - By Revpex: Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/7150qG9e9gL._AC_UF1000,1000_QL80_.jpg)