Surge Protective Devices (SPDs) provide the best protection from both externally and internally generated surges when located as close to the building distribution system as possible. The new Siemens Boltshield QSPD series of SPDs are economical and easy to install in most panels throughout a building so that whole facility protection can be obtained. Protect your home with 65kA of surge current protection, with the option of stacking SPDs for additional protection. Boltshield offers 2 and 3 pole options to fit residential applications.

• 65kA surge current rating

• 200kA short circuit current rating

• 20kA I-nominal rating

• Audible alarm and visual indicator notifying home owner that the SPD needs to be replaced

• Install multiple SPDs for added surge current protection