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Orange NEMA L7-30R locking female socket, twist-lock design, industrial grade

LORDWORLD

LORDWORLD NEMA L7-30R Locking Plug 30A 277V Orange

SKU CH-B3HA-4X7PN

ETL-listed NEMA L7-30R locking female connector rated 30 A 277 V for 10–12 AWG cord

  • ETL listed safety compliance for industrial power connections
  • Locking NEMA L7-30R design prevents accidental disconnection
  • Supports 30 A at 277 V for 10 AWG cord
  • Compatible with 12–10 AWG cables including SJT and ST types
  • Clear X Y Z G W terminal markings simplify wiring

Industrial Locking Connector

The LORDWORLD NEMA L7-30R is a twist-lock female socket rated for 30 amps at 277 volts. It is built for industrial generator connections and heavy-duty AC rewiring tasks where a secure, locking interface is required. The orange housing provides high visibility in equipment bays or on job sites.

ETL-Listed Safety Compliance

This connector carries an ETL listing and meets UL 498:2017 Ed.16+R:20Jun2024 and CSA C22.2#42:2010 Ed.7+U1 through U5 standards. Terminal markings include X, Y, Z for line, G for grounding and W for grounded conductors to support correct field wiring.

Continuous Current Handling

The socket accepts 12 to 10 AWG three-conductor cords across a wide range of jacket types including SJT, ST and SJEOOW. It delivers 30 amps with 10 AWG cable and 25 amps with 12 or 11 AWG cable, maintaining rated performance under sustained load. The rotated T-shaped blade prevents accidental mating with non-matching plugs.

How it compares

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Price $19.99
Cheaper than about 60% of the 5,998 comparable items (median $24.99).

Specifications

Product
Brand nameLORDWORLD

Questions about this item

What does the 30 A 277 V rating mean when the connector is wired in a real installation?

It supplies up to 30 amps at 277 volts when used with 10 AWG cord, or 25 amps at 277 volts with 12 or 11 AWG cord, matching the marked terminal ratings.

Which standards govern the NEMA L7-30R locking interface and what do they limit?

The connector complies with UL 498 and CSA C22.2 No. 42, which define the 30 A 277 V locking configuration and prevent mating with non-L7-30P plugs.

What cord sizes and terminal markings are required to mount this female socket?

Accepts 12 to 10 AWG three-conductor cord; terminals are marked X, Y, Z for lines, W for grounded conductor and G for grounding.

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