Hubbell Wiring Devices L1520C 20 Amp 250 Volt 3-Pole 4-Wire NEMA L15-20R Black and White Locking Connector Body
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Manufacturer Hubbell / Select Spec
Mfg Catalog # L1520C
North Coast Part # 210771


  • Blade/Contact Holder: Impact Modified Nylon
  • Contacts/Blade Material: High Performance Copper Alloy
  • Temperature Rise: Maximum 30 deg C. temperature rise at full rated current after 50 cycles overload at 150% rated current for either AC or DC applications per UL 498
  • Overload: Minimum 4.8 times rated current for 100 cycles.
  • Body: Supertough Nylon
  • Locking Device Product: Connector Body
  • Locking Device Listings and Approvals: UL Listed, CSA Certified
  • Flammability: HB or Better per UL 94 or CSA 22.2 No. 17
  • Max Working Voltage: 600V AC, 250V DC
  • Locking Device Rating: 20A, 3PH 250V AC
  • Locking Device Wiring Scheme: 3 Pole, 4 Wire Grounding
  • SELECTSPEC Product Type: Locking Devices
  • Dielectric Voltage: Withstands 3,500V per UL498
  • Locking Device Color: Black & White
  • Terminal Identification: Terminals identified in accordance with UL 498 (Brass, White, Green).
  • Terminal Accommodation: #18 to #8 AWG Flexible Cord
  • Operating Temperatures: Maximum Continuous 60 deg C, minimum -40 deg c. (w/o impact).
  • Locking Device NEMA Configuration: L15-20R
  • Features: Nylon Construction, Visible NEMA Ratings, Captive Assembly Screws
  • Current Interrupting: Certified for current interrupting at full rated current.
  • Product Identification: Ratings and NEMA identification are permanently marked on device.

Product Drawings / Installation Instructions




UPC 78358583588
GTiN 00783585835884
Size Standard
Color Black/White
Operating Temperature -40 C
Type Hubbell Pro
Number of Conductors 4-Wire Grounding
Applications Heavy Duty
Temperature Rating -40 to 75/-25 to 75 C
Family Brand Name Hubbell Wiring Device Kellems
TC Connection Screw Terminals
Number of Poles 3 Pole
Sub Brand Twist-Lock
Voltage null

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