Nilight 50461RV 30A Generator Cord and Power Inlet Box

Nilight 50461RV is a generator extension cord and power inlet box kit listed for 30A connections. Its 25-foot length and locking connectors suit generator hookups where the generator needs to be positioned away from the inlet, but verify the connector and voltage configuration before purchase.

At a glance

The listing describes a 10-gauge cord with stranded copper conductors and a PVC outer sheath.
A locking connector and threaded ring are described for keeping the cord connection secure.
The inlet box is described with an outdoor-oriented flip cover and weatherproof foam.
The listing claims ETL certification for the cord and inlet box.

Price

$75.39Save 21%

Reference price: ~~$94.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

The 25-foot cord gives more placement flexibility than a short hookup lead.
A cord and inlet box are presented together for a generator connection setup.
Locking connections and an outdoor-oriented box cover are useful for installations exposed to the elements.

Technical specifications

14 specifications

Identity and electrical ratings
Brand	Nilight
Model	50461RV
Current rating	30 A
Voltage listed in details	125 volts
Wattage	7500 watts
Plug format	L5-30P, L14-30R
Connector gender	Male-to-Female
Power cord prong count	4
Number of outlets	1

Cord construction
Length	25 feet
Gauge	10
Number of conductors	2
Case material	Polyvinyl Chloride (PVC)

Materials and protection
Water resistance listed	Waterproof

What to know before buying

Listing details to confirm

Listing details conflict on electrical configuration: the specifications say 125 volts and list L5-30P, L14-30R, while feature text describes L14-30P/L14-30R and a 125/250V rating with 3750/7500 watts. The title says 25FT, but the package text says 15 FT. Confirm the selected listing's cord length, connector types and voltage rating before buying. The listed 2 conductors also differs from the 4-prong, 125/250V descriptions.

Who is it for?

A good fit for

Generator owners who need an extension cord and inlet box for a 30A hookup, after confirming connector compatibility.
RV or backup-power setups where a 25-foot cord is useful and the selected connection matches the generator and inlet.

Less suited to

Buyers who need a confirmed 125/250V, four-conductor configuration without first resolving the listing discrepancies.
Anyone whose generator, transfer equipment or RV connection does not match the selected plug and receptacle.

Nilight 50461RV 30A Generator Cord and Power Inlet Box · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.9 / 5 · 82 ratings

5 stars94%94%
4 stars6%6%
3 stars0%0%
2 stars0%0%
1 star0%0%

Customer feedback describes the cord as good quality and functional for generator hookups, including a reported interlock use, and some customers consider it good value. Those comments may matter for buyers assembling a generator connection, but they do not resolve the listing's conflicting cord length, connector and voltage details. Aggregate ratings are strongly positive, though ratings alone do not establish which configuration customers received.

Positive themes

Customer feedback highlights perceived quality and functionality.
The supplied feedback mentions suitability for generator hookup and interlock use.
Some customer feedback describes the product as good value.

Frequently asked questions

How long is the cord?

The title and item details say 25 feet, while package text says 15 FT. Confirm the length for the selected listing before ordering.

Which connectors does it use?

Details list L5-30P and L14-30R, while feature copy describes L14-30P and L14-30R. Verify the actual plug and receptacle configuration against your equipment.

Is this a 125V or 125/250V kit?

The details state 125 volts, but feature text states 125/250V and separately lists 3750/7500 watts. The listing is inconsistent, so confirm the required rating before use.

What accessories are included?

The package claim names an extension cord, inlet box, storage bag, cord organizer and installation guidance. The cord length differs from the title and details, so check the selected listing's package contents.