Shock Block
Whale Supply is an authorized Shock Block® and Littelfuse stocking distributor.
As one of the largest stocking distributors of Littelfuse Shock Blocks in the United States, we have access to Shock Block and relay product experts and sales engineers to help confirm specifications and project application for our customers. On larger installations we can coordinate a Littelfuse sales engineer to be onsite to train electricions on proper installation for your application.
Give us a call to validate your Shock Block® selection. 224-809-4253
Shock Block® is the first and only UL 943C listed Industrial Ground-Fault Circuit Interrupter (GFCI) that protects workers against electrical shock in industrial facilities.
APPLICATIONS INCLUDE:
- Commercial kitchens
- Pool and Spa
- Food and beverage
- Wastewater facilities
- For applications where people, electrical equipment, and water are present
Top Sellers
All Shock Blocks
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Littelfuse SB5060-021-0, Shock Block Class A GFCI 208V 60A
Littelfuse | SKU: LF-SB5060-021-0
MSRP: $3,859.65Price: $2,112.00SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208 V Class A GFCI, allowing commercial kitchens, construction sites, and other non-dwelling units with wet areas to meet NEC 210.8(B) for their three-phase loads...- Availability:
- In Stock - Ships within the next business day
MSRP: $3,859.65Price: $2,112.00 -
Littelfuse SB5032-021-0, Shock Block Class A GFCI 208V 32A
Littelfuse | SKU: LF-SB5032-021-0
MSRP: $3,618.42Price: $1,980.00SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208V Class A GFCI (6mA Fixed Trip Level) for three-phase loads up to 32A. Enclosure: Polycarbonate IP 69K and NEMA 4X (Outdoor), Polycarbonate, Lockable General...- Availability:
- In Stock - Ships within the next business day
MSRP: $3,618.42Price: $1,980.00 -
Littelfuse SB5080-021-0, Shock Block Class A GFCI 208V 80A
Littelfuse | SKU: LF-SB5080-021-0
MSRP: $3,618.42Price: $2,550.00SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208 V Class A GFCI, allowing commercial kitchens, construction sites, and other non-dwelling units with wet areas to meet NEC 210.8(B) for their three-phase loads up to...- Availability:
- In Stock - Ships within the next business day
MSRP: $3,618.42Price: $2,550.00 -
Littelfuse SB5100-021-0, Shock Block Class A GFCI 208V 100A
Littelfuse | SKU: LF-SB5100-021-0
MSRP: $3,618.42Price: $2,720.00SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208 V Class A GFCI, allowing commercial kitchens, construction sites, and other non-dwelling units with wet areas to meet NEC 210.8(B) for their three-phase loads up to...- Availability:
- In Stock - Ships within the next business day
MSRP: $3,618.42Price: $2,720.00 -
Littelfuse SB5060-201-0, Shock Block Class C SPGFCI 480V 60A
Littelfuse | SKU: LF-SB5060-201-0
MSRP: $4,144.74Price: $2,268.00SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 480V Class C SPGFCI (20mA Fixed Trip Level) for three-phase loads up to 60A. Enclosure: Polycarbonate IP 69K and NEMA 4X (Outdoor), Polycarbonate, Lockable General...- Availability:
- In Stock - Ships within the next business day
MSRP: $4,144.74Price: $2,268.00 -
Littelfuse SB5060-001-0, Shock Block, CLASS C SPGFCI 208V 60A
Littelfuse | SKU: LF-SB5060-001-0
MSRP: $4,144.74Price: $2,622.38SB5000 Industrial Shock-Block Manual SB5000 Datasheet SB5060-001-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) at 20 (fixed).- Availability:
- Ships in 10 business days
MSRP: $4,144.74Price: $2,622.38 -
Littelfuse SB4030-421-00, 120V/30A Shock Block GFCI (UL 943 CLASS A), 6mA Fixed Trip Level
Littelfuse | SKU: LF-SB4030-421-00
MSRP: $546.04Price: $461.13Ratings and ModelsThe Industrial Shock Block® SB4000 series is available for use in single-phase, split-phase, three-phase and 4-wire systemsfrom 120 to 240 V with a maximum full load current up to 30 A. The power system can be either solidly or...- Availability:
- Ships in 10 business days
MSRP: $546.04Price: $461.13 -
Littelfuse SB4030-521-00, 208-240V/30A Shock Block GFCI (UL 943 CLASS A), 6mA Fixed Trip Level
Littelfuse | SKU: LF-SB4030-521-00-1
MSRP: $546.04Price: $535.74Ratings and ModelsThe Industrial Shock Block® SB4000 series is available for use in single-phase, split-phase, three-phase and 4-wire systemsfrom 120 to 240 V with a maximum full load current up to 30 A. The power system can be either solidly or...- Availability:
- Ships in 10 business days
MSRP: $546.04Price: $535.74 -
Littelfuse SB5032-001-0, Shock Block, CLASS C SPGFCI 208V 32A
Littelfuse | SKU: LF-SB5032-001-0
MSRP: $3,837.72Price: $2,428.13SB5000 Industrial Shock-Block Manual SB5000 Datasheet SB5032-001-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) of 20 (fixed).- Availability:
- Ships in 10 business days
MSRP: $3,837.72Price: $2,428.13 -
Littelfuse SB5032-002-0, Shock Block Class C SPGFCI 208V 32A, Stainless Steel Enclosure
Littelfuse | SKU: LF-SB5032-002-0
MSRP: $5,248.73Price: $3,320.86SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208V Class C SPGFCI (20mA Fixed Trip Level), allowing commercial kitchens, construction sites, and other non-dwelling units with wet areas to meet NEC 210.8(B)...- Availability:
- Ships in 10 business days
MSRP: $5,248.73Price: $3,320.86 -
Littelfuse SB5032-003-0, Shock Block Class C SPGFCI 208V 32A, Stainless Steel Enclosure Class II
Littelfuse | SKU: LF-SB5032-003-0
MSRP: $5,948.56Price: $3,763.66SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208V Class C SPGFCI (20mA Fixed Trip Level), allowing commercial kitchens, construction sites, and other non-dwelling units with wet areas to meet NEC 210.8(B)...- Availability:
- Ships in 10 business days
MSRP: $5,948.56Price: $3,763.66 -
Littelfuse SB5032-011-0, Shock Block, EGFPD 208V 32A
Littelfuse | SKU: LF-SB5032-011-0
MSRP: $3,837.72Price: $2,428.13SB5000 Industrial Shock-Block Manual SB5000 Datasheet SB5032-011-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) at 6, 10–100 in increments of 10 (selectable).- Availability:
- Ships in 10 business days
MSRP: $3,837.72Price: $2,428.13 -
Littelfuse SB5032-012-0, Shock Block UL943/1053 Selectable EGFPD 208V 32A, Stainless Steel Enclosure
Littelfuse | SKU: LF-SB5032-012-0
MSRP: $5,488.16Price: $3,472.36SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is an 208V EGFPD adjustable trip level 6mA and 10-100mA for three-phase loads up to 32A. Enclosure: Stainless steel IP 69K and NEMA 4X, AISI 304 steel, FDA compliant...- Availability:
- Ships in 10 business days
MSRP: $5,488.16Price: $3,472.36 -
Littelfuse SB5032-013-0, Shock Block UL943/1053 GFCI 208V 32A, Stainless Steel Enclosure Class II
Littelfuse | SKU: LF-SB5032-013-0
MSRP: $6,219.92Price: $3,935.34SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208V EGFPD adjustable trip level 6mA and 10-100mA for three-phase loads up to 32A. Enclosure: Stainless Steel Class II, Division 2, Groups E, F, G for Hazardous...- Availability:
- Ships in 10 business days
MSRP: $6,219.92Price: $3,935.34 -
Littelfuse SB5032-022-0, 304 SS, Shock Block Class A GFCI 208V 32A
Littelfuse | SKU: LF-SB5032-022-0
MSRP: $5,030.14Price: $3,444.26SB5000 Industrial Shock-Block Manual SB5000 Datasheet SB5032-022-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) at 20 (fixed). This is the stainless steel version of the SB5032-021-0- Availability:
- Ships in 10 business days
MSRP: $5,030.14Price: $3,444.26 -
Littelfuse SB5032-023-0, Shock Block Class A GFCI 208V 32A, Stainless Steel Enclosure Class II
Littelfuse | SKU: LF-SB5032-023-0
MSRP: $6,169.57Price: $3,903.48SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 208V Class A GFCI (6mA Fixed Trip Level) for three-phase loads up to 32A. Enclosure: Stainless Steel Class II, Division 2, Groups E, F, G for Hazardous Locations...- Availability:
- Ships in 10 business days
MSRP: $6,169.57Price: $3,903.48 -
Littelfuse SB5032-201-0, Shock Block CLASS C SPGFCI 480V 32A
Littelfuse | SKU: LF-SB5032-201-0
MSRP: $3,618.42Price: $2,100.00SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 480V Class C SPGFCI (20mA Fixed Trip Level) for three-phase loads up to 32A. Enclosure: Polycarbonate IP 69K and NEMA 4X (Outdoor), Polycarbonate, Lockable General...- Availability:
- In Stock - Ships within the next business day
MSRP: $3,618.42Price: $2,100.00 -
Littelfuse SB5032-202-0, 304 SS, Shock Block Class C GFCI 480V 32A
Littelfuse | SKU: LF-SB5032-202-0
MSRP: $5,301.36Price: $3,354.16SB5000 Industrial Shock-Block Manual SB5000 Datasheet SB5032-202-0 is an Industrial Shock Block® with a supply voltage of 480 and trip level (mA) at 20 (fixed). This is the stainless steel version of the SB5032-201-0- Availability:
- Ships in 10 business days
MSRP: $5,301.36Price: $3,354.16 -
Littelfuse SB5032-203-0, Shock Block Class C GFCI 480V 32A, Stainless Steel Enclosure Class II
Littelfuse | SKU: LF-SB5032-203-0
MSRP: $6,008.21Price: $3,801.40SB5000 Industrial Shock-Block Manual SB5000 Datasheet This Shock Block is a 480V Class C GFCI (20mA Fixed Trip Level), allowing commercial kitchens, construction sites, and other non-dwelling units with wet areas to meet NEC 210.8(B) for...- Availability:
- Ships in 10 business days
MSRP: $6,008.21Price: $3,801.40 -
Littelfuse SB5032-211-0, Shock Block, EGFPD 480V 32A
Littelfuse | SKU: LF-SB5032-211-0
MSRP: $3,837.72Price: $2,428.13SB5000 Industrial Shock-Block Manual SB5000 Datasheet SB5032-211-0 is an Industrial Shock Block® with a supply voltage of 480 and trip level (mA) at 6, 10–100 in increments of 10 (selectable).- Availability:
- Ships in 10 business days
MSRP: $3,837.72Price: $2,428.13