SUPERDANNY 4 Pack ETL Listed 2 Prong to 3 Prong Outlet Adapter, Gray
4.7Editor score
ETL Listed safety certification
Fire-retardant PBT material
Compact portable design
In this guide
Finding the right 2 Prong to 3 Prong Outlet Adapters is essential for safely powering modern devices in older homes. These adapters convert ungrounded outlets into grounded ones, ensuring your electronics operate without risk of shock or damage from poor connections.
We compared ten top-rated adapters based on safety certifications, material quality, and design features. Each product offers unique benefits like polarized plugs, grounding tabs, and compact sizes to help you choose the best solution for your specific electrical needs.
Each pick below highlights key specs, pros, and cons to guide your decision. Remember that availability and pricing can change frequently, so always verify the latest details on the product page before making your final purchase decision today.
Top 3 Picks for Best 2 Prong to 3 Prong Outlet Adapters
JACKYLED 4-Pack ETL Listed 3 Prong to 2 Prong Adapter Converter, Fireproof
4.7Editor score
Up to 392 F resistant
Polarized plug safety
Metal grounding tab included
LENCENT 2 to 3 Prong Outlet Adapter, 3 to 2 Prong Grounding Adapter
4.7Editor score
6-in-1 outlet splitter
1728J surge protection
Three-sided wide space design
Top 10 Best 2 Prong to 3 Prong Outlet Adapters in 2026 Compared
This side-by-side comparison reviews all ten products to help you identify the most suitable adapter for your home or travel needs based on safety and design features.
ProductsSpecificationsEditor scorePrice
Editor's Choice
JACKYLED 4-Pack ETL Listed 3 Prong to 2 Prong Adapter Converter, Fireproof
ETL Listed certified
PBT fire-proof material
125V 15A rated
Polarized plug design
4.7Editor score
Editor's Choice
LENCENT 2 Prong to 3 Prong Outlet Adapter, Wall Plug Extender
Multi outlet wall plug
Flat wall extender
1382 F fireproof
Compact travel size
4.7Editor score
Best Premium
VINTAR 2 Prong to 3 Prong Outlet Adapter for Non-Grounded Outlets, 2 Pack
UL 498A safety
Non-blocking tri design
Compact mini size
Polarized plug included
4.7Editor score
LENCENT 2 to 3 Prong Outlet Adapter, 3 to 2 Prong Grounding Adapter
6-in-1 outlet splitter
1728J surge protected
Wall mountable design
FCC certified shell
4.7Editor score
Portable 3 Prong to 2 Prong Outlet Adapter, Fireproof 392 F 3-2 Prong Adapter Converter, Heavy Duty Wall Plug Adapter for Household Appliances Industrial, 1875W Max, 4 Packs
ETL certified safe
Fireproof material build
Polarized plug design
Compact portable size
4.8Editor score
BEONDON 2 to 3 Prong Outlet Adapter with 6 Outlets, 3 USB Ports, 1 Pack
9-port power expansion
6 AC outlets included
3 USB ports total
Fire-resistant PC material
4.7Editor score
3 Prong to 2 Prong Adapter, Polarized Grounding Converter Adapter, 3Pack
Polarized plug adapter
Indoor use only
Easy to use
Space-saving design
4.5Editor score
LENCENT 2 to 3 Prong Outlet Adapter, 2 Prong Outlet Extender with 6 AC
3-sided smart design
USB-C and USB-A
Slim multi-outlet splitter
1382 F fireproof
4.8Editor score
SUPERDANNY 4 Pack ETL Listed 2 Prong to 3 Prong Outlet Adapter, Gray
ETL listed grounding
PBT fire-retardant
Compact portable travel
Grounding tab built
4.7Editor score
ELEGRP 2 to 3 Prong Adapter, 3 to 2 Prong Converter – 10 Pack, Gray
Sturdy safe construction
Grounding protection tab
Polarized plug safe
Easy to install
4.7Editor score
1. JACKYLED – Best Overall 2 Prong to 3 Prong Outlet Adapters
JACKYLED 4-Pack ETL Listed 3 Prong to 2 Prong Adapter Converter, Fireproof
ETL Listed safety
PBT fire-proof material
125V 15A rated
Polarized plug design
The JACKYLED 4-Pack is a highly rated solution for converting 2-prong outlets to 3-prong grounded sockets. With an ETL listing and PBT material, it offers strong safety features for daily home use.
Pros
- High temp resistance up to 392 F
- Strong metal grounding tab for safety
- Compact and easy to carry
- Reliable polarized plug function
Cons
- Not recommended for ungrounded outlets
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Its fireproof material resists temperatures up to 392 F, making it durable for high-wattage devices. The polarized plug ensures proper wiring alignment, while the metal grounding tab adds an extra layer of security when installed correctly.
While it performs well, note that grounding is only effective if the wall outlet has a ground path. This limitation means it may not suit older ungrounded systems without additional electrical upgrades.
Ideal for households needing reliable adapter access without rewiring, this pick balances safety and portability effectively for most standard indoor needs.
Safety First with ETL Listing
ETL certification ensures the adapter meets strict safety standards for electrical components in your home.
Fire-Resistant PBT Material
High-quality PBT plastic handles heat efficiently, reducing fire risks during prolonged use.
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2. LENCENT – Best Budget 2 Prong to 3 Prong Outlet Adapters
LENCENT 2 Prong to 3 Prong Outlet Adapter, Wall Plug Extender
Multi outlet wall plug
Flat wall extender
1382 F fireproof
Compact travel size
The LENCENT Wall Plug Extender transforms a single 2-prong outlet into a multi-device charging station. Its flat design prevents blocking other outlets, making it ideal for crowded wall spaces.
Pros
- Accepts 3 bulky plugs at once
- Flat design saves space
- 1382 F fireproof material
- Works in many countries
Cons
- No voltage conversion capability
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Made from fireproof material rated to 1382 F, it ensures safe operation even with multiple devices plugged in. The compact size makes it perfect for travel to regions like Japan where 2-prong sockets are common.
Keep in mind that it does not convert voltage, so check your devices support dual voltage before using it abroad. This limitation is common for adapters focused purely on plug shape conversion.
This pick offers great value for those needing flexible power access without rewiring, combining safety with a sleek form factor.
Space-Saving Flat Profile
The slim design allows cords to run behind furniture without bulk or clutter.
Global Travel Compatibility
Compatible with outlets in many countries, though voltage conversion is not included.
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3. VINTAR – Best Premium 2 Prong to 3 Prong Outlet Adapters
VINTAR 2 Prong to 3 Prong Outlet Adapter for Non-Grounded Outlets, 2 Pack
UL 498A safety
Non-blocking tri design
Compact mini size
Polarized plug included
The VINTAR 2 Pack adapter offers a premium solution for older homes by converting 2-prong outlets to functional 3-prong sockets. Its UL 498A safety rating provides peace of mind for long-term use.
Pros
- UL 498A safety certification
- Tri-directional layout for 3 devices
- Lightweight at 1.5 oz each
- Non-blocking design for outlets
Cons
- Limited to non-grounded outlet use
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The tri-directional layout allows three devices to be powered simultaneously without blocking other outlets. Each unit weighs just 1.5 oz, making it easy to store or carry for travel purposes.
While the non-blocking design is a plus, ensure your outlet is not grounded to avoid potential safety issues. This product is best suited for scenarios where grounding is not available but safety remains key.
For those seeking high safety standards in a compact form, this adapter delivers reliable performance without taking up extra space.
UL Safety Standards
Compliance with UL 498A ensures rigorous testing for fire and electrical hazards.
Lightweight Portability
At just 1.5 oz per unit, it fits easily in luggage or desk drawers.
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4. LENCENT 6-in-1 – Best 2 Prong to 3 Prong Outlet Adapters
LENCENT 2 to 3 Prong Outlet Adapter, 3 to 2 Prong Grounding Adapter
6-in-1 outlet splitter
1728J surge protected
Wall mountable design
FCC certified shell
This LENCENT adapter stands out with its 6-in-1 design, allowing six devices to be plugged in at once. It is ideal for power stations where space and safety are both priorities.
Pros
- 6 wide-spaced AC outlets
- 1728J surge protection circuits
- Secure wall mount with screw
- FCC certified fire-resistant shell
Cons
- Surge protection needs grounded outlet
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Built-in surge protection circuits with 1728J capacity help guard electronics from voltage spikes. The included grounding screw allows secure mounting to the outlet plate, ensuring a stable connection.
Note that surge protection only functions if the existing outlet is actually grounded, which may not be true for older homes. This constraint means users should verify their wiring before relying on this feature.
Best for offices or dorms needing multiple ports, this unit combines expansion with protective features for comprehensive power management.
Surge Protection Technology
Advanced circuits including TVS and MOV protect devices from sudden power surges.
Secure Wall Mounting
A dedicated screw helps lock the adapter in place to prevent accidental disconnection.
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5. SerBion Portable – Best 2 Prong to 3 Prong Outlet Adapters
Portable 3 Prong to 2 Prong Outlet Adapter, Fireproof 392 F 3-2 Prong Adapter Converter, Heavy Duty Wall Plug Adapter for Household Appliances Industrial, 1875W Max, 4 Packs
ETL certified safe
Fireproof material build
Polarized plug design
Compact portable size
This portable adapter from SerBion is designed for both industrial and household use with a strong focus on safety. Its ETL certification and fireproof materials ensure durability under heavy loads.
Pros
- ETL certified for safety
- Fireproof material up to 1382 F
- Compact size for travel
- 1875W max capacity
Cons
- Grounding depends on outlet
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With a max capacity of 1875W, it handles high-power devices reliably. The compact size makes it easy to pack in a toolkit or laptop bag for business trips or travel.
Grounding relies on the outlet having a ground connection, so users should check their setup before expecting grounding benefits. This design works best where grounding is already present but a 3-prong plug is needed.
A solid choice for heavy-duty applications, this adapter offers peace of mind with its certified safety standards and robust construction.
Heavy-Duty Capacity
Rated for 1875W, it supports demanding appliances without compromising performance.
Fireproof Construction
Materials resist heat up to 1382 F, reducing risks during extended use.
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6. BEONDON 9-Port – Best 2 Prong to 3 Prong Outlet Adapters
BEONDON 2 to 3 Prong Outlet Adapter with 6 Outlets, 3 USB Ports, 1 Pack
9-port power expansion
6 AC outlets included
3 USB ports total
Fire-resistant PC material
The BEONDON adapter expands a single outlet into a 9-port power station, combining AC and USB charging in one unit. This makes it perfect for rooms with limited outlets and many devices to charge.
Pros
- 6 AC and 3 USB ports
- Fire-resistant PC material
- Slim profile fits behind furniture
- Overload and short-circuit protection
Cons
- Avoid high-wattage appliances
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Fire-resistant PC material and built-in protection circuits guard against overloads and short circuits. The slim profile ensures it fits neatly behind furniture without taking up much space.
It is designed for low-power devices like phones and laptops, so high-wattage appliances should be avoided to prevent tripping protection circuits. This limitation helps ensure safe operation within intended use cases.
A versatile choice for bedrooms or offices, this adapter offers comprehensive charging solutions while maintaining a compact footprint.
Versatile Charging Ports
Mix of AC and USB ports supports a wide range of modern electronics.
Protection Circuits
Overload and short-circuit safeguards prevent electrical hazards during use.
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7. 3-Pack Adapter – Best 2 Prong to 3 Prong Outlet Adapters
3 Prong to 2 Prong Adapter, Polarized Grounding Converter Adapter, 3Pack
Polarized plug adapter
Indoor use only
Easy to use
Space-saving design
This 3-pack of adapters offers excellent value for households needing multiple conversion points throughout a home. Each adapter features a polarized plug with distinct prong sizes for correct wiring alignment.
Pros
- 3-pack for best value
- Polarized plug with different prong sizes
- Compact and easy to carry
- Simple plug-and-play installation
Cons
- Indoor use only
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Designed for indoor use, they are simple to install by just plugging them into existing 2-prong outlets. Their compact size makes them easy to store or carry when moving or traveling.
While convenient, they are strictly for indoor environments, so outdoor use is not recommended due to exposure risks. This limitation ensures safety by restricting use to controlled indoor settings.
An affordable option for basic conversion needs, this pack provides reliable grounding adaptation without complex installation requirements.
Polarized Plug Safety
Different prong sizes ensure correct hot and neutral wire alignment.
Simple Installation
No tools required, just plug into the outlet for immediate use.
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8. LENCENT 3-Sided – Best 2 Prong to 3 Prong Outlet Adapters
LENCENT 2 to 3 Prong Outlet Adapter, 2 Prong Outlet Extender with 6 AC
3-sided smart design
USB-C and USB-A
Slim multi-outlet splitter
1382 F fireproof
This LENCENT adapter features a smart 3-sided design that provides access to multiple ports without blocking surrounding outlets. It includes both AC outlets and USB ports for diverse charging needs.
Pros
- 6 AC ports plus USB
- 3-sided smart design
- Slim multi-outlet splitter
- 1382 F fireproof shell
Cons
- Higher price point
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Constructed with a fireproof shell rated to 1382 F, it ensures safe operation even with multiple devices plugged in. The slim profile helps keep cords organized and reduces clutter in living spaces.
The higher price point reflects the added features and build quality, making it a premium choice for those wanting advanced functionality. Users should weigh these benefits against budget constraints when selecting.
Ideal for modern homes needing flexible power solutions, this adapter combines style with safety for reliable daily use.
Smart 3-Sided Design
Allows access to ports from multiple angles for better cord management.
Fireproof Safety
Materials resist high heat to prevent fire hazards during overload.
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9. SUPERDANNY – Best 2 Prong to 3 Prong Outlet Adapters
SUPERDANNY 4 Pack ETL Listed 2 Prong to 3 Prong Outlet Adapter, Gray
ETL listed grounding
PBT fire-retardant
Compact portable travel
Grounding tab built
The SUPERDANNY 4 Pack provides an affordable and certified solution for converting 2-prong outlets. ETL listing ensures it meets rigorous safety standards for household and industrial use.
Pros
- ETL listed for safety
- PBT fire-retardant material
- Compact and lightweight design
- Built-in grounding tab
Cons
- Only works if outlet grounded
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Fire-retardant PBT material withstands heat up to 392 F, protecting against overheating. The compact design makes it ideal for travel to countries with 2-prong outlets like Japan.
Grounding is possible only if the wall outlet has a ground, which limits use in very old ungrounded systems. Users should verify outlet status before relying on grounding features.
A practical choice for safe power access, this pack balances quality and value for everyday electrical needs.
ETL Safety Assurance
Certification confirms compliance with strict electrical safety standards.
Travel-Friendly Design
Lightweight and stackable for easy packing in luggage or cases.
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10. ELEGRP – Best 2 Prong to 3 Prong Outlet Adapters
ELEGRP 2 to 3 Prong Adapter, 3 to 2 Prong Converter – 10 Pack, Gray
Sturdy safe construction
Grounding protection tab
Polarized plug safe
Easy to install
This 10-pack from ELEGRP offers bulk value for larger homes or offices needing multiple conversion points. Each adapter is built with sturdy thermoplastic material for durability and safety.
Pros
- 10-pack for large needs
- Sturdy thermoplastic construction
- Polarized plug for safety
- Metal grounding clip included
Cons
- Grounding requires specific wiring
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The polarized plug ensures correct hot-to-hot and neutral-to-neutral alignment, while the metal grounding clip helps establish a proper ground when installed under the plate screw.
Grounding depends on the outlet's internal wiring, so users should check for grounding capability to get full benefit. This design is best suited for homes that have ground wires but lack 3-prong sockets.
An economical solution for comprehensive coverage, this pack supports widespread outlet upgrades without complex electrical work.
Bulk Value Pack
Ten adapters allow whole-home upgrades at a cost-effective price.
Grounding Clip
Metal tab connects to the outlet screw for secure grounding path.
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Buying Guide – How to Choose the Best 2 Prong to 3 Prong Outlet Adapters
Selecting the right adapter involves considering safety ratings, material quality, and design features that match your power needs.
Safety Certifications
Look for adapters certified by recognized bodies like ETL or UL. These ensure the product has undergone rigorous testing to meet safety standards for electrical components.
Always choose a certified adapter to reduce risks of fire or electric shock.
Material Quality
High-quality materials like PBT or PC resist heat and prevent melting during high-wattage use. Fire-resistant properties are crucial for preventing overheating incidents.
Opt for adapters made from flame-retardant materials for long-term reliability.
Polarized Plugs
A polarized plug ensures proper alignment of hot and neutral wires, which is vital for appliance safety. Check that the adapter has one wide and one narrow prong for correct insertion.
Polarized designs minimize risk and enhance wiring safety.
Grounding Tab
Metal grounding tabs connect to the outlet plate screw to provide proper grounding when the wall outlet is grounded. This feature is essential for devices that require a ground path.
Ensure your outlet has a ground path for the tab to be effective.
Compact Design
A slim profile allows the adapter to fit behind furniture without blocking other outlets. Compact designs are also easier to carry for travel.
Choose a compact adapter to save space in tight areas.
Number of Ports
Some adapters offer multiple AC or USB ports to charge several devices at once. Decide how many outlets you need to determine if a splitter is necessary.
Match the number of ports to your device count.
Fireproof Rating
Check the temperature rating of the material to ensure it can handle high heat without degrading. Higher ratings indicate better protection against fire hazards.
Aim for adapters rated above 1300 F for optimal safety.
How to Use and Care for Your 2 Prong to 3 Prong Outlet Adapters
Plug the adapter into a wall outlet and connect your 3-prong device securely. Ensure the metal grounding tab touches the outlet plate screw if grounding is available.
Avoid using the adapter outdoors or in wet conditions to prevent electrical hazards. Keep it away from direct sunlight or heat sources that could damage the plastic.
Regularly inspect the adapter for signs of wear like cracks or melting. Replace it immediately if you notice any damage to maintain safe operation.
Frequently Asked Questions
Do 2 Prong to 3 Prong Outlet Adapters provide grounding?
They can provide grounding if the wall outlet has a ground path and you use the grounding tab properly. However, they do not create a ground where none exists in the electrical system.
Are these adapters safe for heavy appliances?
Yes, many are rated for up to 1875W which supports most household appliances. Always check the wattage rating before plugging in high-power devices to avoid overloading.
Can I use these adapters when traveling abroad?
These adapters work in countries with 2-prong sockets like Japan but do not convert voltage. Ensure your device supports dual voltage before using it overseas to prevent damage.
What is a polarized plug?
A polarized plug has one wide and one narrow prong to ensure correct wiring alignment. This feature helps align hot and neutral wires properly for safer electrical connections.
How many devices can I plug into one adapter?
Some adapters offer multiple ports allowing three or more devices simultaneously. Check the specific product's outlet count and total wattage limit to avoid overloading.
Are these adapters suitable for outdoor use?
No, they are designed for indoor use only. Using them outdoors can expose them to moisture and weather which may cause electrical hazards or damage.
Do I need tools to install them?
No tools are required. Simply plug the adapter into the wall and connect your device. Some models include a grounding tab you can screw under the outlet plate for extra security.
What if my outlet is already grounded?
If your outlet is grounded, using a 3-prong adapter is generally unnecessary since you can plug directly in. However, it can still work to expand outlet options.
Final Thoughts on Choosing the Best 2 Prong to 3 Prong Outlet Adapters
Choosing the best 2 Prong to 3 Prong Outlet Adapters involves balancing safety, design, and portability. Our top picks highlight certified options that meet rigorous standards.
Prioritize adapters with fire-resistant materials, polarized plugs, and grounding tabs for optimal protection. Consider the number of ports needed to avoid clutter and overloading.
Prices and availability may change, so verify current details on the product page before purchasing. Stay safe by following installation guidelines and checking your outlet type.