SUPERDANNY 4 Pack ETL Listed 2 Prong to 3 Prong Outlet Adapter, Gray
4.7Editor score
ETL listed safety certification
Fire-retardant PBT material
Polarized plug for safety
In this guide
Modern electronics require grounded plugs, but many older homes still have two-prong outlets. Using the right adapter ensures safe power delivery without costly rewiring or sacrificing device compatibility in your living space.
We evaluated ten leading models based on safety certifications, material quality, outlet configurations, and grounding features. Each product was assessed for its ability to convert non-grounded sockets while maintaining reliable performance for daily household use.
Every selection below highlights key specs and real-world usability to help you decide. Keep in mind that availability and pricing may fluctuate, so always verify current details before making a purchase decision for your specific needs.
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 resistance
Metal grounding tab included
Portable compact design
LENCENT 2 to 3 Prong Outlet Adapter, 3 to 2 Prong Grounding Adapter
4.7Editor score
1728J surge protection
Six wide-spaced AC outlets
Wall mountable design
Top 10 Best 2 Prong to 3 Prong Outlet Adapters in 2026 Compared
The following comparison details the key specifications and features of each selected adapter to help you understand how they differ in safety, capacity, and physical design for your specific electrical needs.
ProductsSpecificationsEditor scorePrice
Editor's Choice
JACKYLED 4-Pack
ETL Listed Safety
Fire-proof PBT Material
1875W Max Capacity
Polarized Plug Design
4.7Editor score
Editor's Choice
LENCENT Wall Plug Extender
Multi Outlet Wall Plug
1875W Max Power
Flat Side Outlets
Compact Travel Size
4.7Editor score
Best Premium
VINTAR 2 Pack
UL 498A Safety Standard
Non-Blocking Design
Fire-retardant Housing
Polarized Plug Included
4.7Editor score
LENCENT 6-in-1 Adapter
1728J Surge Protection
6 AC Outlets Total
Wall Mountable Screw
3-Sided Wide Design
4.7Editor score
SerBion Portable Adapter
ETL Certified Safety
1875W Max Capacity
Polarized Outlet Splitter
Compact Wall Plug Design
4.8Editor score
BEONDON 9-Port Adapter
6 AC Outlets
3 USB Charging Ports
Space-Saving Design
Fire-Resistant PC Shell
4.7Editor score
3 Prong to 2 Prong Adapter 3Pack
Polarized Grounding Converter
125V 15A Rated
Indoor Use Only
Small Portable Size
4.5Editor score
LENCENT 6 AC Outlets Adapter
2 Prong to 3 Prong
1875W Max Power
USB-C and USB-A Ports
Slim Multi-Outlet Splitter
4.8Editor score
SUPERDANNY 4 Pack
ETL Listed Grounding Plug
Fire-Retardant PBT
1875W Max Load
Built-In Grounding Tab
4.7Editor score
ELEGRP 10 Pack
Fire-Proof Thermoplastic
15A 125VAC Rated
Grounding Protection Clip
Polarized Plug Design
4.7Editor score
1. JACKYLED 4-Pack – Editor's Choice 2 Prong to 3 Prong Outlet Adapter
JACKYLED 4-Pack ETL Listed 3 Prong to 2 Prong Adapter Converter, Fireproof
ETL Listed Certified
Fire-proof PBT Material
1875W Max Capacity
Metal Grounding Tab
The JACKYLED 4-Pack offers a reliable way to convert non-grounded outlets into grounded ones. It holds a strong rating and features fire-proof materials designed to withstand high temperatures safely.
Pros
- High fire resistance rating
- Polarized plug safety
- Compact travel friendly size
- Secure grounding tab
Cons
- Only one outlet per unit
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Its polarized plug ensures that hot and neutral wires align correctly, reducing electrical risks. The metal grounding tab connects to the outlet screw for added protection during use.
While it provides only one additional outlet, its compact size keeps spaces tidy. It is excellent for travelers needing to use grounded devices in Japan or older homes.
Anyone needing basic grounding conversion should consider this model. It balances safety features with portability effectively for standard household appliances.
Superior Fire Resistance
The PBT material withstands temperatures up to 392°F to maintain safety during extended use.
Secure Grounding Connection
A metal grounding tab ensures a stable connection to the outlet plate screw for safety.
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2. LENCENT Wall Plug Extender – Best Budget 2 Prong to 3 Prong Outlet Adapter
LENCENT 2 Prong to 3 Prong Outlet Adapter, Wall Plug Extender
Multi Outlet Wall Plug
1875W Max Power
Flat Side Outlets
Compact Travel Size
This LENCENT extender transforms a single outlet into multiple power sources. It is highly rated and built with fireproof materials to ensure safe daily operation in various rooms.
Pros
- Multiple outlets from one plug
- Side outlets save space
- Compact for travel
- Fireproof material
Cons
- Does not convert voltage
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Its innovative side outlets allow cords to run behind furniture without blocking adjacent sockets. This design supports many devices simultaneously while keeping the area organized.
The unit is small enough for luggage yet sturdy for home use. Just note that it does not convert voltage for international travel unless your devices support it.
Users seeking multiple plugs from one socket will appreciate this design. It balances space efficiency with reliable power distribution for everyday electronics.
Side Outlet Convenience
Three AC outlets in different directions prevent cord blocking and allow flexible placement.
Compact and Portable
Its small dimensions save luggage space and fit snugly into wall outlets without falling.
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3. VINTAR 2 Pack – Best Premium 2 Prong to 3 Prong Outlet Adapter
VINTAR 2 Prong to 3 Prong Outlet Adapter for Non-Grounded Outlets, 2 Pack
UL 498A Safety Standard
Non-Blocking Design
Fire-retardant Housing
Polarized Plug Included
The VINTAR 2 Pack meets strict UL 498A safety standards, making it a premium choice for older homes. It converts non-grounded sockets into functional 3-prong sockets for modern electronics.
Pros
- UL 498A safety compliance
- Tri-directional outlet layout
- Lightweight and portable
- Polarized for safety
Cons
- No surge protection
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A tri-directional layout allows multiple devices to be plugged in without blocking each other. The lightweight design ensures easy storage and portability for cruise ships or travel.
It uses a polarized plug to maintain proper alignment of electrical wires. While it lacks surge protection, the flame-retardant housing guards against overheating and short circuits.
Anyone prioritizing safety certification and compact design should consider this option. It keeps bedrooms and offices organized while providing safe access to grounded power.
UL 498A Certification
Meets stringent safety standards for grounding adapters to protect appliances and wiring.
Space-Saving Layout
Tri-directional outlets allow multiple devices to plug in without blocking adjacent sockets.
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4. LENCENT 6-in-1 Adapter – 2 Prong to 3 Prong Outlet Adapter
LENCENT 2 to 3 Prong Outlet Adapter, 3 to 2 Prong Grounding Adapter
1728J Surge Protection
6 AC Outlets Total
Wall Mountable Screw
3-Sided Wide Design
This LENCENT model converts one outlet into six AC outlets and includes surge protection. It is designed for older houses where outlets are limited and surge protection is often needed.
Pros
- Surge protection included
- Six outlets for many devices
- Wall mountable stability
- Wide-spaced outlets
Cons
- Requires existing ground for safety
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A wall-mountable grounding screw provides a stable connection and reduces hazards. The wide-spaced outlets can fit bulky plugs simultaneously without blocking each other.
Its three-sided design makes access easy even behind furniture. Ensure the existing socket is grounded for the grounding feature to work as intended.
Users needing many outlets and surge protection will find this ideal. It keeps devices organized and protected in dorms, offices, and living rooms.
Surge Protection
Features multiple circuits to absorb energy and protect devices from voltage spikes.
Wall Mountable
A grounding screw secures the adapter to the outlet plate for stability.
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5. SerBion Portable Adapter – 2 Prong to 3 Prong Outlet Adapter
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 Safety
1875W Max Capacity
Polarized Outlet Splitter
Compact Wall Plug Design
The SerBion adapter offers a heavy-duty solution for grounding conversion with ETL certification. It is fireproof up to 1382°F and supports high wattage for household or industrial appliances.
Pros
- ETL safety certification
- High fireproof rating
- Polarized plug design
- Heavy-duty for appliances
Cons
- Basic outlet count
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A polarized outlet splitter ensures proper electrical alignment for safety. The compact design fits tight spots behind furniture and is portable for business trips.
Its metal grounding plate provides appropriate grounding when connected to the screw. The design ensures the plug stays secure even with thick wires inserted.
Anyone needing reliable grounding for powerful devices should choose this. It combines safety certifications with a durable build for long-term use.
High Heat Resistance
Fireproof material resists heat up to 1382°F to prevent fire hazards.
Secure Grounding
A metal grounding plate connects to the outlet screw for proper safety.
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6. BEONDON 9-Port Adapter – 2 Prong to 3 Prong Outlet Adapter
BEONDON 2 to 3 Prong Outlet Adapter with 6 Outlets, 3 USB Ports, 1 Pack
6 AC Outlets
3 USB Charging Ports
Space-Saving Design
Fire-Resistant PC Shell
This BEONDON adapter provides six AC outlets plus three USB ports from one plug. It is an excellent charging station for bedrooms, offices, and student dorms.
Pros
- AC and USB ports
- Ideal for small spaces
- Overload protection included
- Slim profile
Cons
- Avoid high-wattage appliances
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The slim profile fits easily behind furniture or TV stands to free up space. Fire-resistant PC material and overload protection ensure safe performance for low-power electronics.
It converts non-grounded outlets to accept grounded plugs quickly. Just avoid high-wattage appliances to prevent overloading the unit.
Users seeking a compact charging hub will find this very useful. It keeps gadgets powered without cluttering tables or desks.
Versatile Charging
Combines AC and USB ports to power phones and appliances simultaneously.
Safety Certifications
FCC approved with overload and short-circuit protection for daily use.
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7. Polarized Grounding Converter Adapter – 2 Prong to 3 Prong Outlet Adapter
3 Prong to 2 Prong Adapter, Polarized Grounding Converter Adapter, 3Pack
Polarized Grounding Converter
125V 15A Rated
Indoor Use Only
Small Portable Size
This adapter offers a straightforward way to add grounding protection to indoor outlets. It comes in a three-pack with a polarized plug for improved electrical safety.
Pros
- Polarized plug design
- Indoor grounding protection
- Small and portable
- Three pack value
Cons
- Basic design only
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The design is small and easy to carry anywhere. It works with standard household and industrial appliances to ensure hot and neutral wires align correctly.
It is rated for 125V and 15A for indoor use only. The simple design makes it easy to plug in without extra setup.
Anyone looking for a basic grounding solution in a pack should try this. It is convenient for travel and quick household fixes.
Polarized Safety
Polarized plug ensures proper alignment of hot and neutral wires.
Indoor Usage
Designed for indoor use to safely add grounding protection to outlets.
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8. LENCENT 6 AC Outlets Adapter – 2 Prong to 3 Prong Outlet Adapter
LENCENT 2 to 3 Prong Outlet Adapter, 2 Prong Outlet Extender with 6 AC
2 Prong to 3 Prong
1875W Max Power
USB-C and USB-A Ports
Slim Multi-Outlet Splitter
This LENCENT adapter extends an outlet into six AC ports and USB-C USB-A options. It safely converts non-grounded outlets for use with modern devices in any room.
Pros
- Multiple AC and USB ports
- Slim profile saves space
- Fireproof shell
- Protects against overloads
Cons
- Not a surge protector
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The slim profile fits behind couches and beds without blocking access. Fireproof shell and overcurrent protection guard against overheating and short circuits during charging.
It offers a practical solution for limited outlets in kitchens and offices. The USB ports add convenience for phones and tablets.
Users wanting a versatile charging station will appreciate this design. It keeps areas organized and provides multiple power options from one socket.
USB Integration
Includes USB-C and USB-A ports for charging phones and tablets.
Slim Design
Minimizes cord tangles and fits neatly into most spaces.
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9. SUPERDANNY 4 Pack – 2 Prong to 3 Prong Outlet Adapter
SUPERDANNY 4 Pack ETL Listed 2 Prong to 3 Prong Outlet Adapter, Gray
ETL Listed Grounding Plug
Fire-Retardant PBT
1875W Max Load
Built-In Grounding Tab
This SUPERDANNY 4 Pack meets ETL standards and uses fire-retardant PBT material. It converts outdated outlets safely for modern electronics and industrial tools.
Pros
- ETL certification
- Lightweight and stackable
- Polarized plug
- Grounding tab included
Cons
- Single outlet per unit
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Each unit weighs just 0.6 oz and fits easily in travel bags. The polarized plug ensures alignment and secure connections to minimize electrical risks.
A built-in grounding tab adds protection when placed under the outlet screw. This is a reliable solution for kitchens and offices.
Anyone needing a budget-friendly grounding pack will find it practical. It provides certified safety in a compact design for home and travel.
Lightweight and Portable
Weighs 0.6 oz and is stackable for easy travel storage.
ETL Certified
Meets ETL safety standards for grounding adapters in households.
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10. ELEGRP 10 Pack – 2 Prong to 3 Prong Outlet Adapter
ELEGRP 2 to 3 Prong Adapter, 3 to 2 Prong Converter – 10 Pack, Gray
Fire-Proof Thermoplastic
15A 125VAC Rated
Grounding Protection Clip
Polarized Plug Design
This ELEGRP pack offers ten adapters for converting outlets safely. Made of fire-proof thermoplastic, it provides grounding protection and aligns electrical wires correctly.
Pros
- ETL Listed Safety
- Ten pack value
- Grounding protection clip
- Polarized plug
Cons
- Indoor use only
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A metal clip connects to the faceplate screw for secure grounding. The polarized plug ensures neutral-to-neutral and hot-to-hot connections.
Its small size makes it easy to carry in a toolkit. This is a convenient way to upgrade multiple outlets in offices or older homes.
Users needing multiple adapters will find this pack practical. It combines safety with value for whole-home electrical updates.
Grounding Protection
Connects metal clip to faceplate screw for grounding path.
Ten Pack Value
Provides multiple adapters for several outlets at once.
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Buying Guide – How to Choose the Best 2 Prong to 3 Prong Outlet Adapters
Choosing the right adapter depends on safety, material, outlets, and your usage environment. This section outlines key factors to consider before purchasing.
Safety Certifications
Look for ETL or UL listings. These certifications indicate the product meets recognized safety standards for electrical use. Certified adapters reduce risks like electrical shock or short circuits.
Always prioritize ETL or UL-certified adapters for safe operation.
Material and Fire Resistance
Fire-resistant materials like PBT or PC shells are essential. They withstand high temperatures and prevent melting during overloads. High heat resistance protects your home from potential fire hazards.
Choose adapters made with fire-retardant materials for better safety.
Polarized Plug Design
A polarized plug ensures hot and neutral wires align correctly. This reduces electrical risks and ensures appliances function properly. Avoid non-polarized options unless necessary.
Always pick adapters with polarized plugs for safe alignment.
Grounding Mechanism
Grounding tabs or screws connect the adapter to the outlet plate. This provides a path for grounding current and improves safety. Ensure your outlet supports this feature before installation.
Select models with grounding tabs for extra protection.
Outlet Count and Layout
Consider how many outlets you need. Some adapters offer multiple sockets in various directions. A good layout prevents blocking adjacent outlets and improves accessibility.
Choose layouts that fit your device needs without clutter.
Max Power Capacity
Check wattage and amperage ratings. Adapters typically support up to 1875W or 15A. Ensure the adapter matches the power needs of your appliances to avoid overloading.
Verify the adapter capacity matches your device requirements.
Size and Portability
Compact designs are useful for travel and tight spaces. Smaller units fit easily in bags and behind furniture. Consider storage needs when choosing a model for home or travel.
Opt for portable sizes if you plan to move often.
Surge Protection
Some adapters include surge protection features. These guard devices from voltage spikes that could cause damage. Surge protectors are ideal for expensive electronics in older homes.
Consider surge protection if using valuable electronics.
How to Use and Care for Your 2 Prong to 3 Prong Outlet Adapters
Insert the adapter into the wall outlet securely. Ensure the grounding tab or screw connects to the outlet plate if included for safety.
Plug your devices into the adapter's outlets. Avoid overloading it with high-wattage appliances beyond its rated capacity.
Regularly inspect the adapter for wear or discoloration. Replace it if signs of heat or damage appear to maintain safety.
Frequently Asked Questions
Are these adapters safe to use in older homes?
Yes, most adapters meet safety standards like ETL or UL. They provide grounding protection when installed correctly. Always follow manufacturer instructions for safe operation.
Do adapters provide actual grounding?
Grounding depends on the existing outlet. If the outlet has a metal box connected to ground, the tab connects. Otherwise, grounding may not work fully.
Can I use adapters for high-power appliances?
Most adapters support up to 1875W. Check ratings before plugging in heavy appliances. Overloading can cause overheating or damage.
Do adapters work with international plugs?
They convert 2-prong to 3-prong but not voltage. For travel, ensure devices support 100-240V. Some regions use the same plug types.
How do I install grounding on an adapter?
Use the grounding tab to connect to the outlet screw. Ensure the outlet box is grounded. Consult an electrician if unsure.
Are these adapters durable for daily use?
Yes, many use fire-resistant materials designed for long-term use. Check for damage regularly. Replace if signs of wear appear.
Can I stack multiple adapters together?
No, stacking adapters is unsafe and blocks grounding. Use a single adapter per outlet. Consider multi-outlet models instead.
What if my outlet has no grounding screw?
Grounding may not be possible without one. Ensure your outlet has a grounded box. Use surge protection if needed.
Final Thoughts on Choosing the Best 2 Prong to 3 Prong Outlet Adapters
We reviewed ten quality adapters ranging from basic grounding to multi-outlet hubs. Each offers distinct features like surge protection or USB ports to suit various needs.
Prioritize safety certifications, fire resistance, and proper grounding when selecting. Consider how many outlets you need and the devices you plan to power.
Prices and availability change frequently so check current listings before buying. Choosing the right adapter ensures safe power access in your home or office.