NEMA L6-20P Twist Lock Plugs – Shop at Installation Parts Supply
One tough 20 amp connection can keep your entire shift running. Teams often lose hours to power faults, so we put the spotlight on l6-20 receptacle solutions that cut that waste. 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 lists pole and wire details, grounding requirements, and color indicators so you know 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 near $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 show the core electrical package up front so installers can match the device to the proper breaker and wire size.
Key electrical ratings: 20 amp, 250V AC, 2-pole/3-wire grounding configuration for safe, stable 250v operation.
- Durable bodies in high-impact, heat-resistant nylon or polycarbonate 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) and clearly marked ratings for easy compliance checks.
| Specification | Value | Notes | Color Code |
|---|---|---|---|
| Current | 20A | Aligned with common 20 amp breakers | Black (some models blue code) |
| Voltage Rating | 250V | Indoor use only | Black housing |
| Electrical Configuration | 2-Pole/3-Wire | Grounding male connector | Black/Blue |
| 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 ready to help match a product to your application.
NEMA L6-20P Twist Lock Plug Overview
A clear wiring plan helps technicians complete assemblies quickly and avoid 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 size range and fit – accommodates 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.
| Spec | Value | Notes |
|---|---|---|
| Configuration | Male locking plug | 2-Pole / 3-Wire with grounding |
| Cable Outside Diameter | 0.375″–1.156″ | Robust strain relief range |
| Conductor Range | 14–10 AWG | Suitable for 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. For more wiring information, our team will help match the right cord OD, wire gauge, and clamp hardware to your application.
Reasons to 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 across the U.S. with reliable transit times. Typical pricing begins around $12.80 each, and select items carry cULus listings (Cord Connector 91GG) with Spec # WJ-9433 and File # E237606.
Helpful product expertise and support
You can reach our product experts M–F, 8:00 a.m.–5:30 p.m. EST by phone or email to verify specs 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.
- Each device features clear markings for easy submittals and field identification, along with color indicators that help avoid mismatches.
- We help match mating connectors, recommend strain relief hardware for your cord, and support volume or single-unit orders.
Final Thoughts
We pair verified performance data with friendly support to speed 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.
Select high-impact nylon or polycarbonate bodies with solid brass blades backed by published cULus/UL listings. Cord fit ranges up to 0.375″–1.156″ and ergonomic grips help make assembly fast. Pricing starts near $12.80 and most orders ship in 1–2 days from our New York warehouse. We appreciate the chance to support your next order with helpful guidance and fast shipping.