Featuring a NEMA 1 indoor enclosure and clearly labeled terminals to facilitate installation, the RLY-4PL small relay panels are designed for use with snow melting, slab heating, and roof deicing applications. Appropriate for use with 120, 208, 240 or 277 Vac cables, they are virtually silent during operation. The RLY-4PL panels are C-UL-US approved and rated for up to 24 amps. This product ships in approximately 1 days