AC WORKS® [WDL14301050] 30A 4-Prong L14-30P Locking Plug to 10-50R 50A 125/250Volt Welder Adapter

  • $62.99 USD
  • Save $12 USD

This AC WORKS® brand electrical welder adapter [WDL14301050] is a very durable compact adapter.  It is a NEMA L14-30P to NEMA 10-50R.  The NEMA L14-30P is a 30 Amp, 125/250 Volt, 4-prong locking male plug.  The NEMA 10-50R is a 50 Amp, 125/250 Volt female connector.  This orange adapter is a heavy-duty, durable, molded adapter with nickel-plated pins and terminals to prevent rusting.  The maximum operation power is 7500 Watts.  Included with your purchase is a 5-year limited warranty.   


  • NEMA L14-30P to NEMA 10-50R
  • NEMA L14-30P, 30 Amp, 125/250 Volt, 4-Prong Locking Male Plug
  • NEMA 10-50R, 50 Amp, 125/250 Volt Female Connector
  • Maximum Operation Power is 7500 Watts

Common Uses

  • Old Range Outlet
  • EV Charging
  • Welder
  • Tesla Charging
  • Some Geographic Areas use this for Dryer 


WDL14301050 Product Specification Sheet

AC WORKS® Brand Limited Warranty