What brand hub will fit?

Dont Know about hubs, standard RV cord plugs in

What size knockouts in the box?

Well, they’re not knockouts. I had to buy a 1-1/4” bi-metal hole saw to drill the opening. They are marked for different sizes, but have to drill a hole.

Can this be use to connect my generator to my house electrical panel?

Thank you for your question. If you need connect generator to house electrical panel. Please purchase this item. There are 30 amp and 50 amp for choice. https://www.amazon.com/dp/B08NDF37LD

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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30 Amp 125 Volt RV/EV Power Outlet Box,NEMA TT-30R Receptacle 30A RV Outlet

30 Amp 125 Volt RV/EV Power Outlet Box,NEMA TT-30R Receptacle 30A RV Outlet

Product ID: 235535254

Details

AC Adapter Current
30 A
Brand
EXCELFU
Material
Metal
Number Of Circuits
1
Product Dimensions
5.6"L x 4.8"W

⚡30A heavy-duty current

🔒Lockable anti-theft design

🌧️Type 3R rainproof enclosure

₩97023

Duties & taxes included

In stock

Sold byAmazon South KoreaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔌 Power your adventures with secure, weatherproof confidence!

SECURE YOUR POWER - Lockable doors prevent theft and unauthorized disconnection, giving you peace of mind wherever you park.
EFFORTLESS INSTALLATION - Multiple wiring entry points and clear instructions make setup quick—even for non-experts—so you’re powered up in no time.
POWER UP WITH CONFIDENCE - ETL-listed 30 Amp, 125 Volt NEMA TT-30R outlet ensures safe, reliable energy flow for your RV or EV.
SPACIOUS USER FRIENDLY - Generous internal space and front lid that stays open make wiring and plugging in hassle-free, even with bulky cords.
BUILT TO BRAVE THE ELEMENTS - Heavy gauge iron with Type 3R rainproof enclosure protects against rain, snow, UV, and dust—perfect for outdoor setups.

The EXCELFU 30 Amp 125 Volt RV/EV Power Outlet Box features a durable, lockable iron enclosure with a Type 3R rainproof rating, designed for safe and reliable outdoor power delivery. Compatible with standard 30A NEMA TT-30 RV cords, it offers ample wiring space and easy installation options, making it the ideal solution for powering RVs, electric vehicles, and more with peace of mind and weather resistance.

Specifications

ASIN	B08JCQ9W6X
Best Sellers Rank	#2,872 in Automotive ( See Top 100 in Automotive ) #10 in RV Plugs, Inlets & Receptacles
Brand Name	EXCELFU
Customer Reviews	4.6 4.6 out of 5 stars (1,129)
Included Components	30 amp rv outlet box
Item Dimensions L x W x H	5.6"L x 4.8"W x 6"H
Item Weight	4.4 pounds
Manufacturer	EXCELFU
Material Type	Metal
Maximum Current	30 A
Number Of Circuits	1
Part Number	RPO-597463
Phase Type	Single Phase
UPC	191171358134

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

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