SB3000 Series - Shock-Block 200A - 800A (RENTAL)

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Littelfuse Shock-Block provides ground-fault 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 ground-fault protection monitors leakage current to eliminate potential electrical hazards caused by set 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


Voltage Rating: 120VAC – 480VAC
Amperage Ratings: 200 – 800 amperes
Trip Level: 10 mA
Phase: Three
Enclosure: NEMA Type 4 / 4X
Approval: UL Listed
Connection: Cam Lock

For film crews and cast, our high current rental Ground Fault Circuit Interrupters™ provide the ultimate protection of people and equipment working in dangerous environments where electricity must coexist with water. Shock-Block™ ground-fault protection has been recognized for years for its award winning technology.

The Rental Shock-Block™ Ground Fault Circuit Interrupter™ was designed for the motion picture, television and film industry. Winner of the 1999 Academy Award® for Scientific and Engineering Achievement, the portable Shock-Block™ is designed to protect actors, film-crew and equipment on sets where water or moisture can create electrical hazards.

The Rental Shock-Block™ is available for 100 amp applications at 50-132 and 200-240 volts single-phase. Three-phase units, from 100 to 800 amps, are also available at voltage ranges from 120 to 480 volts. The Littelfuse Rental Shock-Block GFCI Lunchbox is also available for power distribution.

Designed for outdoor and wet-location filming, the Rental Shock-Block™ line provides in-line, plug-in installation of high current electrical equipment. Featuring 6mA trip level and inverse-definite response time in accordance with UL 943 Class A, these products provide the highest level of protection of people and equipment without costly and nuisance tripping.

If you are looking for UL 943C Class C and Class D GFCI protection for your industrial facility, visit our Industrial Shock-Block™ SB6000 series page.

Our Academy Award® winning technology has been used on the major programs listed below:

Big Time Rush No Ordinary Family
Make It Or Break It Everybody Loves Whales
Bones Teen Wolf
Men In Black 3 Fiona's Tail
Community True Blood
Mr. Sunshine Grey's Anatomy
Cougar Town Wipe-Out
NCIS L.A. Heatwave
CSI: Miami X-Men
No Ordinary Family Hole In The Wall

To rent a Shock-Block™ for your production, please contact the Shock-Block™ leasing office for more information:

Littelfuse Shock-Block™ Sales & Leasing Office
13400 Saticoy Street, Unit 7
North Hollywood, CA 91605
Phone: 818-764-7585
Fax: 818-764-7588

Access specifications, certifications, check availability and order parts below

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