SPD Block, 50kA, 120/208V, WYESurge Panel Device, Block, 120/208V, WYE50kA Series, Back Wired(Replacement for HBL4SA40)
- Multiple Metal Oxide Varistors (MOVs) to protect from voltage spikes and surges
- UL listed, rated for Type 1 (line side installation) and Type 2 (load side installation) in the US
- c-UL listed for Type 2 in Canada
- 120/208V, WYEBlock, 50kA Series, Back Wired