NEMA L6-20P Twist Lock Plugs from Installation Parts Supply
A single rugged 20 amp connection can keep a whole shift running. We’ve watched teams lose hours to power faults, so we focus on l6-20 solutions that prevent that lost time. Our commercial-grade 20A, 250V locking plug options are built to hold under vibration and heavy use.
We make it straightforward to shop and compare all the key product information. Every item includes pole and wire details, grounding needs, and color indicators so you can see how it fits your devices.
Featuring high-impact housings, solid brass blades, and UL/cUL listings, these units meet real-world job site demands. Prices start around $12.80, and most stock ships in 1–2 days from our New York warehouse.
If you need support picking the right component, our team offers friendly guidance so projects stay on schedule and installs meet code.
Commercial-Grade NEMA L6-20P Twist Lock Plugs: Features, Specs, and Benefits
Choosing the right connector starts with clear specs and durable construction you can count on. We display the key electrical package up front so installers can pair the device with the right breaker and wire size.
Key electrical ratings include: 20 amp, 250V AC, 2-pole/3-wire grounding configuration for safe, stable 250v operation.
- Durable bodies molded from high-impact, heat-resistant nylon or polycarbonate paired with solid brass blades for low resistance.
- A fluted ergonomic body with a radial grip ridge supports confident insertion and withdrawal, even with gloves on.
- UL/cUL listings (Spec # WJ-9433, File # E237606) along with clearly marked ratings make compliance checks easy.
| Specification | Value | Notes | Color |
|---|---|---|---|
| Current | 20A | Aligned with common 20 amp breakers | Black (some models use blue code) |
| Voltage Rating | 250V | For indoor use only | Black housing |
| Electrical Configuration | 2-Pole/3-Wire | Grounding male connector | Black / Blue |
| Body Material | Nylon / Polycarbonate | High-impact and heat-resistant | Black |
Every product page is curated with pole layout, wire ranges, and grounding guidance so you can specify the correct item without guessing. Our team is ready to help match a product to your application.
NEMA L6-20P Twist Lock Plug Overview
A clear wiring plan helps technicians finish assemblies fast and without rework.
Wiring and configuration information – male locking plug with grounding
We list the exact configuration so teams can prep conductors and tools before assembly. The male connector uses a 2-pole/3-wire grounding configuration and is rated at 20 amp, 250v AC.
Cable range and fit: accepts 0.375″-1.156″ OD cords
Each unit accepts a broad cord range for flexible installations. These plugs typically support conductors from 14–10 AWG. The ergonomic fluted body and radial grip ridge help make repetitive wiring faster and more consistent.
| Specification | Value | Details |
|---|---|---|
| Connector Configuration | Male locking plug | 2-Pole / 3-Wire grounding |
| Cable Outside Diameter | 0.375″–1.156″ | Robust strain relief range |
| Conductor | 14–10 AWG | Suitable for 20 amp terminations |
| Listings & Use | cULus on select items | Indoor use on specific models |
At Installation Parts Supply, we walk you through wiring steps and cord selection so your order arrives ready for an efficient install. For more wiring details, our team can help match the correct cord OD, wire gauge, and clamp hardware to your application.
Why Purchase NEMA L6-20P Locking Plugs from Installation Parts Supply
Fast fulfillment and clear support save time on every job—especially when power is critical. We keep stock flowing from our Sanborn, NY warehouse so orders typically ship in 1–2 days. That quick turnaround helps you meet deadlines and avoid costly downtime.
We ship throughout the U.S. with reliable transit times. Typical pricing starts near $12.80 each, and select items carry cULus listings (Cord Connector 91GG) with Spec # WJ-9433 and File # E237606.
Friendly product expertise and support
Our product experts are available Monday–Friday, 8:00 a.m.–5:30 p.m. EST via phone or email to confirm specifications such as amp rating, grounding needs, and cord OD ranges.
- Rugged construction featuring high-impact nylon or polycarbonate bodies plus solid brass blades for dependable 250v service.
- Clear markings on each device for easy submittals and field ID, including color indicators to avoid mismatches.
- We assist with matching mating connectors, recommend strain relief hardware for your cord, and support both volume and single-unit orders.
Conclusion
We combine verified performance data with friendly support to speed up your work. Our 20 amp, 250V AC, 2-pole/3-wire grounding options offer clear wiring information and dependable locking engagement for mission-critical installs.
Choose between high-impact nylon or polycarbonate bodies with solid brass blades and published cULus/UL listings. Cord fit ranges up to 0.375″–1.156″ and ergonomic grips help make assembly fast. Pricing begins near $12.80 and most orders ship within 1–2 days from our New York warehouse. We value the opportunity to support your next order through helpful guidance and quick shipping.