Robertshaw 3 Phase Surge-Trap Series Surge Protective Device w/ Optional Audible Alarm (277/480V)

The Mersen, distributed by Uni-Line, Surge-Trap Series Surge Protection Devices (SPD) safeguards residential air conditioning (A/C) units including mini-splits, furnaces, and air handlers from costly voltage surge events, such as fluctuations in power often generated from inside a home or building, and from an outside source like lightening. Compact in size, the Surge-Trap Series provides Type 1 and Type 2 surge protection to help maintain safe, reliable A/C and furnace performance. Model STXR480Y05A is used for Commercial and Industrial applications and is recommended for replacement of obsolete surge arrestors. The STXR models are flexible in both line or load installation applications for branch panel or individual equipment protection. Product Features Designed with the industry leading Mersen TPMOV Technology Compact footprint designed to mate with AC Disconnect Switches Easy to read LED status indicator; flashes Green to show SPD is On; or the LED will be Out indicating SPD should be replaced NEMA 4X...