# AC WORKS NEMA L7-20R 20A 277V Flush Mount Locking Industrial Grade Outlet

**Brand:** [AC WORKS](https://shop.coreranger.com/brands/AC%20WORKS)
**SKU:** FML720R-G
**Price:** $33.92 · in stock
**URL:** https://shop.coreranger.com/product/ac-works-nema-l7-20r-20a-277v-flush-mount-locking-industrial-grade-outlet-339003891

## Specifications

| Spec | Value |
|---|---|
| Model # | FML720R-G |
| Features | No Additional Features |
| Included | Mounting Hardware |
| Material | Polymer |
| Internet # | 339003891 |
| Returnable | 90-Day |
| Store SKU # | 1014874314 |
| Voltage (V) | 277 V |
| Amperage (A) | 20 A |
| Color Family | Black |
| Remote Access | No Remote Access |
| Safety Rating | Grounded |
| Package Quantity | 1 |
| NEMA Configuration | NEMA L7-20R |
| Product Depth (in.) | 4 in |
| Product Width (in.) | 4 in |
| Product Height (in.) | 2 in |
| Wire Connection Type | Screw Terminal |
| Manufacturer Warranty | 1 Year |
| Wire Connection Location | Back |
| Certifications and Listings | cULus Listed |

## Description

This AC WORKS brand female locking receptacle features a 2‑pole, 3‑wire grounding system and is configured as a NEMA L7‑20R, rated for 20 Amps at 277 Volts. Commonly installed in server rooms, industrial facilities, warehouse outlets, railway equipment (including BNSF GE refrigerator applications), and crypto‑mining environments, it offers a durable and reliable high‑voltage connection point.The receptacle is built with a chemical‑ and impact‑resistant PBT V‑0 thermoplastic housing and supports a fast, straightforward installation. The FML720R is UL and C‑UL certified (cULus E237606) and includes a 1‑year limited warranty.

• NEMA L7‑20R, 20 Amp, 277 Volt locking receptacle
• 2‑pole, 3‑wire grounding configuration
• Chemical‑ and impact‑resistant PBT V‑0 housing