SB300A - SB100B Series

Series: SB100B
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Shock-Block SB100 GFCI 100A
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Littelfuse Shock-Block provides UL 943 Class A GFCI protection to cast, crew and production equipment from electrical hazards. Wet conditions, moisture or just worn cable insulation can cause ground faults that endanger the lives of those working on production sets.

Shock-Block GFCI protection monitors leakage current to eliminate potential electrical hazards caused by wet equipment. Whether you are shooting outdoors or around water, the Academy Award® winning Littelfuse Shock-Block technology protects your cast and crew without delays caused by nuisance tripping. 

Product Features

  • Portable, in-line plug-in device
  • UL Listed
  • Meets ESTA E1.19 requirements
  • Dimmable Options available (SB100B)


Voltage Rating: 50VAC – 240VAC
Amperage Ratings: 100 amperes
Trip Level: < 6 mA
Phase: Single / Three
Enclosure: NEMA Type 4 / 4X
Approval: UL Listed per UL 943 Class A
Connection: Bates / Cam Lock
To request product environmental information, please complete the Product Environmental Information Request Form.