The Best 30 Amp Inlet Box of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best 30 Amp Inlet Box of 2022. Check our ranking below.

2,865 Reviews Scanned

Rank No. #1

Rophor 30 Amp Generator Power Inlet Box, NEMA L14-30P Power Inlet Box for 4 Prong Generator Cord, 125/250 Volt, 7500 Watts, Weatherproof, Outdoor Use, ETL Listed

Generator Power Inlet Box: Power inlet box is an outdoor/watertight electrical inlet for a 30 Amp L14-30 generator cord. 125/250V, 7500W. Max wire Gauge:10AWG. It is designed to be installed outdoors in an open area where the generator is being used and perfect for backup power during a power outage.
Safety Assurance: It is designed to be located outdoors where the generator is running to prevent dangerous carbon monoxide fumes from the generator from entering your house. This inlet box is then safely hardwired through an outside wall directly to the transfer switch or panel, eliminating the need for cords running through windows or doors. Our generator power inlet box passed the certifications of ETL.
Best Space Design & Easy to Install: Compared with ordinary boxes, we have increased the wiring space by 50%. There are generous wiring space and facilitates through-in. The front of the box is removable for easy placement and wiring.
Weatherproof & Anty-rust: The front entry inlet has a weatherproof spring cover which closes when not in use to protect the inlet from the elements. The surface of the power inlet box with anti-corrosive powder-coat paint which can resist weather damage like rain, UV, will not rust.
Green Light Indication: New upgraded version provide a Green Power Indicator. There will be on a green light on the flip lid when plugging into the generator cord and powering on the generator. It gives a visibly clear indication when it is working and inlet is ready to use, which provides optimum performance and added safety.

Rank No. #2

Reliance Controls Generators Up to 7,500 Running Watts PB30 30-Amp NEMA 3R Power Inlet Box, Gray

Material Type: Powder Coated Steel

SaleRank No. #3

GeepKey 30 Amp Power Inlet Box, NEMA 3R Power Inlet Box, NEMA L14-30P PB30 Power Inlet Box, 125/250 Volt, 7500 Watts Generator Transfer Switch, Weatherproof for Outdoor Use, ETL Listed

ETL Certification: 125/250V, 7500W, 30Amp generator inlet box with NEAM L14-30 inlet generator plug, suitable for all 30 amp NEMA L14-30 generator cord. This pb30 power inlet box is a good partner for the generator to accommodate the power cord. It is designed to be installed in outdoor areas where generators are used outdoors, and also be ideal for backup power during power outages/bad weather, etc.
Best Choice for Outdoor: the whole body of GeepKey generator power inlet box is covered with anti-rust coating, with powerful features such as wind, rain and rust! In addition, it adopts a flip design (with weatherproofing foam inside), which is dedicated to preventing dust and humid air; it can provide the best protection in any bad weather!
Green Safety Light: There is a clear green warning light on the flip cover, which will be lit when the power connection is successful; Comparing with the old version, this generator inlet 30 amp plug can see a clearly visible green light indicator when working (especially in Night and dark areas), thus providing the best performance and higher security
Large Space with 4 Way Connection: The large space of 6.1*4.1*3.1 inches allows you to wire more neatly; the heat dissipation effect is better, and it has a longer service life. The front panel can be removed, making installation more portable. And the 1.2-inch combination hole with 4 areas (left, right, bottom, rear) can be directly connected to the switch and electrical panel from multiple directions
100% satisfactory service: This product is an upgraded model developed by us in accordance with market needs. Its performance, material, life, safety and other aspects are optimized、upgrade by our professional engineers, and we provide customers with 18 Month’s high-quality after-sales service; if you have any questions, please feel free to contact us

Rank No. #4

Generator Transfer Switch，Power Inlet Box, 30 Amp Generator Inlet Box，NEMA L14-30P ，Generators Up to 7,500 Running Watts PB30 30-Amp NEMA 3R Power Inlet Box

🛡️This Rain-Tight, Rust-Proof Unit Includes An NEMA L14-30P Inlet Plug, Six Knockout Holes, And Push-In Wire Connections
🛡️Power Inlet Box Is An Outdoor/Watertight Electrical Inlet For A 30 Amp L14-30 Generator Cord
🛡️The Rain Tight NEMA 3R PBN-Series Steel Power Inlet Box Is Designed For Use With Pro/Tran Transfer Switches, Panel/Link Transfer Panels And Generator-Ready Load Centers
🛡️The Exclusive Patented Design Provides Generous Wiring Space And Facilitates Rough-In; The Face Of The Box Is Removable For Easy Placement And Wiring

SaleRank No. #5

RVINGPRO Pre-Drilled 30 Amp Generator Inlet Box and 30 Amp RV Extension Cord 15FT Waterproof Combo Kit, NEMA TT-30P to L5-30R Power Extension Cord with NEMA L5-30P Generator Inlet, ETL Listed

Pre-Drilling 30 Amp Generator Inlet Box: NEMA L5-30P generator inlet box, NEMA L5-30P 125 Volt, Weatherproof for Outdoor Use
ETL Listed 30 Amp RV Power Cord: NEMA TT-30P to L5-30R 15FT heavy duty STW power cord with LED power indicator and cord organizer
Twist Lock Design: Locking ring deign keeps dust and rain out of plug connection
Use-friendly Plug Design: Finger grip male plug makes it easier for you to plug and unplug
Power Indicator Design: A nice addition of a indicator light on the cap of inlet box, it's easy for you to tell when the power is on

SaleRank No. #6

Halotronics Indoor/Outdoor 3-Prong Generator Power Inlet Box 30-Amp L5-30, 125V - Illuminated Clamshell - Latest Model

Features | Strong housing ensures your receptacle stays sturdy and safe. Industrial strength box will accommodate a large plug. Unit closes completely when not in use.
Design | Clamshell belt lamp flip cover is easy-to-open and close. Solid and durable construction designed to last. Easy to hook up to the generator, and disassemble.
Quality | Corrosion-resistant iron case is heavy duty and has strong copper male inlet prongs. Simplify your generator task with this convenient power inlet box.
Installation | This unit is installable indoors and outdoors, so you know it will meet all your generator needs. Pre-punched side and bottom knockouts are easy to remove for wire insertion.
Specifications | 30-Amp 125-Volt. 4.13" x 6.10" x 4.13". NEMA L5-30P rated. ETL listed. Halotronics is an American company with easy-to-reach Customer Support.

Rank No. #7

Sprance 30 Amp Generator Inlet Box, NEMA L14-30P Power Inlet Box for 4 Prong Generator Cord,7500 Watts,125/250 Volt, Weatherproof, Outdoor Use, ETL Listed

【Outdoor Power Inlet Box】Our electrical inlet box for a 30 Amp L14-30 generator cord. 125/250V, 7500W. Which have excellent rainproof and rustproof performance and perfect for backup power during a power outage
【Outdoor Power Inlet Box】Our electrical inlet box for a 30 Amp L14-30 generator cord. 125/250V, 7500W. Which have excellent rainproof and rustproof performance and perfect for backup power during a power outage.
【Weatherproof & Rustproof】There is a weatherproof cover at the front inlet, which can be closed when not in use to protect the inlet from rain. The surface of the entire power inlet box has anti-corrosive coat, which can effectively resist weather damage such as ultraviolet rays, rain, and will not rust.
【Large space & Indicator Light】Compared with the traditional power box, we have increased the wiring space by 50% (6.1" *3.1" *4.1"), and provide a Green Power Indicator. When the generator wire is inserted and the generator is turned on, there will be a green light indicator. greatly increases the ease of use and safety of the power inlet.
【3-year warranty】We provide a 3-year warranty for the product. During this period, if there is any problem with the product, We will full refund or exchange your goods unconditionally.

SaleRank No. #8

WELLUCK 30 Amp Power Inlet Box NEMA 3R Inlet Power Box with 4 Prone 125/250Volt 7500W 30 Amp Generator Inlet Box PB30 L14-30P ETL Listed Weatherproof Generator Transfer Switch Inlet Box for Outdoor

Safety Certificate: ETL Listed NEMA 3R/PB30 electrical inlet designed for all 30 Amp 4 Prong NEMA L14-30P generator cords. 125/250V, 7500W. Maximum support for 10 AWG wires. When insufficient power and bad weather such as tornadoes and blizzards, power inlet box continuous backup power can be provided and maintained from the generator outside.
Larger Space & Longer Life: Compared with the old version, our 30 amp power inlet box have increased the wiring space by 50%, 30 amp generator box can be disassembled from the front, making the whole installation easier and faster. Better heat dissipation and longer service life.
4 Ways to Attach: 1.2" drilled holes in 4 areas (Left, Right, Down and Rear) allow direct connection to multi-directional transfer switches and electrical panels. No more seriously bent wires.
Weatherproof & Antirust: The metal body of the entire generator power inlet box is covered with antirust coating can effectively resist rain, storm, ultraviolet rays and other weather damage. Adopts a clamshell design with waterproof foam inside can prevent wind and moisture. Any harsh environment can be protect in all weathers.
WELLUCK Sincere Service: This 30 amp generator inlet box is an upgraded model produced after repeated research and testing according to market demand. We are committed to providing customers with a better experience. If you have any questions, please feel free to contact us!

Rank No. #9

Connecticut Electric 30-Amp Power Inlet Box with Hinged Door, NEMA 3R Power Inlet Box, Generators Up To 7,500 Running Watts, ETL Listed

For use with EmerGen Switch Transfer Switches and matching Generator Receptacles
Rainproof generator power inlet box with cover
Complete with Pre-Wired Flanged Inlet Receptacle
Accepts Siemens HR Series Conduit Hubs
Listed to UL-1008 requirements

Rank No. #10

RVMATE 30 Amp Generator Inlet Box, NEMA L14-30P 125/250 Volt 3750W/7500W Power Inlet Box, Waterproof for Outdoor Use, ETL Listed

BENEFIT: This is a great power inlet box to prevent power failure caused by Blizzard and bring convenience to your life.
LIGHT: Indicated light gives a clear indication which provides optimum performance and service safety.
LOCK: Locking design is also compatible with generator cord and Marine cord.
SPECIAL NOTE: For waterproofing, four knockouts (left, right, bottom& back) are not penetrated and you need to drill them.
WATERPROOF&DUSTPROOF: Flip cover can play a waterproof & dustproof role.

Last update on 2023-02-18 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best 30 Amp Inlet Box?

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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for 30 Amp Inlet Box that you consider buying. Your questions might include the following:

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Potential sources can include buying guides for 30 Amp Inlet Box, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible 30 Amp Inlet Box. Make sure that you are only using trustworthy and credible websites and sources.

We provide an 30 Amp Inlet Box buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available 30 Amp Inlet Box currently available on the market.

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Brand Value: Every brand of 30 Amp Inlet Box has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an 30 Amp Inlet Box?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your 30 Amp Inlet Box.
Customer Ratings: Number ratings grade 30 Amp Inlet Box objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their 30 Amp Inlet Box.
Product Quality: You don’t always get what you pay for with an 30 Amp Inlet Box, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an 30 Amp Inlet Box is should be an indication of how long it will work out for you.

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The Best 30 Amp Inlet Box of 2022 – Reviewed and Top Rated

How Do You Buy The Best 30 Amp Inlet Box?

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