Bussmann BSPA050480Y4P Type 1 Surge Protection Device

Bussmann BSPA050480Y4P is a type 1 surge protection device defined by the complete manufacturer designation and its model-specific configuration. The model record specifies spd type 1 640vac mcov 1 pole; Series: BSPA; Mounting Type: Chassis Mount; Features: Remote Signaling Contacts, Thermally Protected, Visual Life Indicator. Current, voltage, protection class, interrupt capability, mounting, and termination details distinguish the intended circuit-protection application where listed. Use the full part number when checking documentation, installation requirements, compatible equipment, or a like-for-like replacement.