NEMA L6-20P Twist Lock Plugs – Buy at Installation Parts Supply
One rugged 20 amp connection can keep an entire shift running. We’ve watched teams lose hours to power faults, so we focus on l6 20 plug 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. Each item shows pole and wire details, grounding requirements, and color indicators so you understand how it fits your devices.
With high-impact housings, solid brass blades, and UL/cUL listings, these units match real-world job site demands. Prices start around $12.80, and most stock ships in 1–2 days from our New York warehouse.
When you need help selecting the right component, our team is ready with friendly guidance so projects stay on schedule and installations meet code.
Features, Specs, and Benefits of Commercial-Grade NEMA L6-20P Twist Lock Plugs
Choosing the right connector starts with clear specifications and durable construction you can rely on. We show the core electrical package up front so installers can match the device to the proper breaker and wire size.
Core electrical ratings: 20 amp, 250V AC, 2-pole/3-wire grounding configuration that supports safe, stable 250v service.
- Durable bodies molded from high-impact, heat-resistant nylon or polycarbonate paired with solid brass blades for low resistance.
- Ergonomic fluted body plus a radial grip ridge provide confident insertion and removal, even when wearing gloves.
- UL/cUL listings (Spec # WJ-9433, File # E237606) and clear rating marks simplify compliance checks.
| Specification | Value | Notes | Color Code |
|---|---|---|---|
| Current Rating | 20A | Matches common 20 amp breakers | Black (some models blue code) |
| Voltage Rating | 250V | For indoor use only | Black housing |
| Configuration | 2-Pole/3-Wire | Male connector with grounding | Black/Blue |
| Body Material | Nylon / Polycarbonate | High-impact and heat-resistant | Black body |
We curate each product page with pole layout, wire ranges, and grounding guidance so you can spec the right item without guesswork. Our team is available to help match a product to your application.
Overview of NEMA L6-20P Twist Lock Plugs
A clear wiring plan lets technicians finish assemblies faster and cut down on rework.
Wiring and configuration details: male locking plug with grounding
We provide the exact configuration so teams can prep conductors and tools ahead of assembly. The male connector is 2-pole/3-wire grounding and rated at 20 amp, 250v AC.
Cable range and fit: accepts 0.375″-1.156″ OD cords
Each unit accepts a wide cord range for flexible installs. These plugs typically support conductors from 14–10 AWG. An ergonomic fluted body and radial grip ridge help make repeated wiring tasks quicker and more consistent.
| Specification | Value | Notes |
|---|---|---|
| Configuration | Male locking plug | 2-Pole / 3-Wire grounding |
| Cable Outside Diameter | 0.375″–1.156″ | Robust strain relief range |
| Conductor Range | 14–10 AWG | Matches 20 amp terminations |
| Listings & use | cULus on select items | Indoor use on selected models |
At Installation Parts Supply, we guide you through wiring steps and cord selection so your order arrives ready for an efficient install. If you need more wiring information, our team will help you match the right cord OD, wire gauge, and clamp hardware to your application.
Why Buy 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. This quick turnaround helps you meet deadlines and cut 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.
Helpful product expertise and support
Our product experts are available M–F, 8:00 a.m.–5:30 p.m. EST by phone or email to confirm specifications like amp rating, grounding needs, and cord OD ranges.
- Durable construction with high-impact nylon or polycarbonate bodies and 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 help match mating connectors, recommend strain relief hardware for your cord, and support volume or single-unit orders.
Wrap-Up
We combine verified performance data with friendly support to speed up your work. These 20 amp, 250V AC, 2-pole/3-wire grounding options provide clear wiring details 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.