Conable NEMA L6-30P to L6-30R 20-Foot Extension Cord

L6-30P L6-30R: Conable’s NEMA L6-30 extension cord connects compatible L6-30 equipment through a 20-foot male-to-female cable. Its twist-lock ends are intended to help resist accidental disconnection, while buyers should verify that their equipment uses this exact connector type.

At a glance

L6-30P male and L6-30R female twist-lock connectors for matching equipment.
20-foot length adds reach between compatible connections.
The listing describes a green SJTW cord with 10AWG/3C stranded copper conductors.
Manufacturer claims include indoor and outdoor use and resistance to moisture, weather, flame, UV and oil.

Price

$38.49Save 30%

Reference price: ~~$54.99~~

Price checked: Nov 14, 2026

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Pros and cons

Pros

Twist-lock connectors are intended to resist vibration and accidental unplugging.
The stated 20-foot length and green color may help with routing and spotting the cord in a work area.
The listed L6-30 connector pairing makes the intended equipment interface clear.

Technical specifications

15 specifications

Identity and connections
Brand	Conable
Connector type	NEMA L6-30P to L6-30R
Connector gender	Male-to-Female
Prong count	3

Electrical
Voltage	250 volts
Amperage	30 A
Wattage	7500 watts

Length and materials
Length	20 feet
Conductor and gauge	10AWG/3C pure copper stranded wire
Cord type	SJTW
Color	Green

Materials and protection
Water resistance listed	Water Resistant
Jacket claims	moisture-resistant and high-temperature insulation jacket
Other stated jacket properties	weather-resistant, flame-retardant, and UV-resistant
Listing certification claim	ETL listed

What to know before buying

Confirm that both the source and equipment use compatible NEMA L6-30 connections and that the intended electrical requirements match the listed ratings. The listing’s water-resistance, indoor/outdoor, jacket-protection, ETL and performance statements are manufacturer claims, not independent verification.

Who is it for?

A good fit for

Users needing a 20-foot extension between compatible L6-30P and L6-30R connections.
Workshops or other settings using compatible L6-30 equipment where a twist-lock connection is wanted.

Less suited to

Equipment that requires a different NEMA connector or a different electrical configuration.
Buyers who need independently confirmed environmental protection or certification details.

Conable NEMA L6-30P to L6-30R 20-Foot Extension Cord · photo 2 — Additional product photo 2

Customer reviews on Amazon

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Frequently asked questions

What connectors does this cord have?

The listing specifies a male NEMA L6-30P plug and a female NEMA L6-30R receptacle. Check that your equipment has matching connections.

How long is the cord?

The stated length is 20 feet.

Is it described for outdoor use?

Yes. The manufacturer describes it for indoor and outdoor use and claims moisture and weather resistance. Those claims are not independently verified here.