AC WORKS® [ASL1430PBX] 30A Locking 4-Prong L14-30 Heavy-Duty Generator Transfer Switch Inlet Box

  • $69.99 USD
  • Save $14 USD

This AC WORKS® brand transfer switch inlet box is durably constructed with heavy-duty thick metal to withstand the elements.  This Inlet box contains a NEMA L14-30P, 30 Amp, 125/250 Volt 4-prong locking plug.  Included with your purchase is a 5-year limited warranty. 

Note: 10 Gauge wire for 30 Amp, 8 Gauge wire for 40 Amp.

Please search online "Conduit Hub Accessory" for the top access port and "Electrical Conduit Accessories" for the other ports. We do not carry inlet box conduit accessories. 

GE Brand and Midwest Brand raintight hubs fit the top access port. 


  • Transfer Switch Inlet Box 
  • L14-30, 30 Amp, 125/250 Volt Locking Inlet with cULus E237606
  • 4-Prong Locking Plug Power Inlet Box
  • Durable Heavy-duty Thick Metal Construction
  • Two combination 1/2-and 3/4-inch knockouts, 4 combination up to 1", and one combination up to 1 1/4-inch
  • 5-year Limited Warranty 

Common Uses

  • Emergency Power
  • Temporary Power


ASL1430PBX Product Specification Sheet

AC WORKS® Brand Limited Warranty


Watch this helpful video on how to remove the knockouts. 

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