
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 5 - Jul 10
For Your Every Summer RSVP, with Code: SUMMER15
Description
30 Amp 125/250V NEMA L14-30P Locking Plug Industrial Grade Grounding Connector 3 Pole 4 Wire Generator InterfaceSecure High Voltage Connections for Generators and Industry Upgrade or replace your power connections with the 30 Amp 125 250V NEMA L14 30P Locking Plug. This industrial grade connector is the gold standard for connecting heavy duty equipment, including backup generators, large power tools, and transfer switches. Built with an abuse resistant thermoplastic housing, it is engineered to withstand the impacts, drops, and rough handling typical of job
Secure High-Voltage Connections for Generators and Industry
Upgrade or replace your power connections with the 30 Amp 125/250V NEMA L14-30P Locking Plug. This industrial-grade connector is the gold standard for connecting heavy-duty equipment, including backup generators, large power tools, and transfer switches. Built with an abuse-resistant thermoplastic housing, it is engineered to withstand the impacts, drops, and rough handling typical of job sites and workshops. The "twist-lock" design ensures a safe, vibration-proof connection that won't accidentally pull out during operation, providing peace of mind when powering critical systems.
Installation is designed to be fast, secure, and error-free. The plug features back wire terminal clamps that bundle copper strands securely without damaging them, ensuring superior conductivity and reduced heat buildup. A unique clear terminal cover allows for immediate visual inspection of your wiring terminations, eliminating guesswork. With a rugged external cord clamp for exceptional strain relief and triple-combination head screws (Slot/Phillips/Robertson), this plug accommodates a wide range of wire gauges and is ready for use across the US and Canada.
Key Features
- Industrial Durability: Constructed from impact and abuse-resistant thermoplastic for long service life.
- Secure Locking: NEMA L14-30P twist-lock configuration prevents accidental disconnection under load.
- Visual Inspection: Features a clear wire cover housing to easily verify secure wire terminations.
- Superior Strain Relief: External cable clamp firmly secures the cord, protecting internal connections from stress.
- Easy Wiring: Back wire terminal clamps and tapered channels make inserting wires simple and secure.
- Universal Hardware: Triple combination screws (Slot/Phillips/Robertson) allow installation with standard tools.
- High Capacity: Rated for 30 Amps and 125/250 Volts, ideal for generators up to 7,500 running watts.
- Clear Markings: Amperage, voltage, and NEMA rating are molded into the face for easy identification.
What's Included
- (1) NEMA L14-30P Locking Plug (Black/White)
Specifications
| NEMA Configuration | L14-30P |
| Amperage | 30 Amps |
| Voltage | 125/250 VAC |
| Poles / Wires | 3-Pole / 4-Wire |
| Grounding | Grounded |
| Body Material | Nylon / Thermoplastic |
| Cord Diameter Range | 0.25" to 1.16" |
| Recommended Wire Gauge | 10 AWG |
| Dimensions (L x W) | 2.75" x 2.0" |
| Color | Black / White |
| Phase | Single Phase |
Pro-Tip: The NEMA L14-30P is the most common plug used for home backup generators (up to 7500 watts) to connect to a manual transfer switch. To maintain the full 30 Amp rating and ensure safety, always use 10 AWG wire (specifically 10/4 SOOW or SJTW cord) when building your extension or interface cables.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy