Ferraz Shawmut's extensive line of fuses is matched by our selection of fuse blocks and holders. Choose from a wide range of traditional and space-saving fuse blocks, panel-mount and in-line holders, modular semiconductor fuse holders and more.

UL Power Fuses Blocks

Class J Fuse Blocks      Ferraz Shawmut Class J Fuse Blocks accommodate all Class J fuses. A choice of screw, pressure plate, box and special order stud connectors fit a wide range of stranded or solid copper or aluminum wire. Insulators are either molded glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. 30 and 60A fuse blocks feature a unique adder block which can be snap …more Class J Fuse Blocks - Space Saving SJ Series   Ferraz Shawmut expands its popular “SJ” series fuse blocks to now include a 100A version in addition to the existing 30A design. These blocks occupy up to 25% less mounting space than standard Class J fuse blocks. A patented built-in DIN rail adapter on the 30A SJ block adds further design versatility. A choice of box, screw, or pressure plate connectors fit a wide range of stranded …more Class CC Open Style (303 Series)     Class CC Fuse Blocks accommodate all 30 ampere Class CC fuses. A choice of box, screw, or pressure-plate connectors fit a wide range of stranded or solid copper wire. Insulators are glass-filled polycarbonate (GFPC) with verified dielectric strength in excess of 2500V. Fuse blocks feature a unique adder block which can be snapped onto 1-, 2- or 3-pole blocks to form multi-pole segmented blocks of …more Midget Open Style (303 Series)     Ferraz Shawmut Midget Fuse Blocks accommodate all 30 ampere 1-1/2” x 13/32” midget fuses.  A choice of box, screw, or pressure-plate connectors fit a wide range of stranded or solid copper wire. Insulators are glass-filled polycarbonate (GFPC) with verified dielectric strength in excess of 2500V.  Fuse blocks feature a unique adder block which can be snapped onto 1-, 2- or 3- …more Class T Fuse Blocks - 300V     Ferraz Shawmut Class T Fuse Blocks accommodate Class T fuses up to 600A. Insulators are either the durable, glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. Ferraz Shawmut is the only manufacturer to offer Class T blocks with copper connectors. …more Class G Fuse Blocks     Ferraz Shawmut Class G Fuse Blocks accommodate all 15, 20, 30 and 60 ampere Class G fuses. A choice of box, screw or pressure-plate connectors fit a wide range of stranded or solid copper wire. Insulators are glass-filled polycarbonate (GFPC) with verified dielectric strength in excess of 2500V. Fuse blocks feature a unique adder block which can be snapped onto 1-, 2-, or 3-pole blocks to form mul …more

 
Semiconductor Fuse Holders                                                         Back to top

Ferrule Fuse Blocks for 14x51mm Fuses - 703, U705 Series   750V SEMICONDUCTOR FUSE HOLDERS Ferraz Shawmut Semiconductor Fuse Holders feature open face styles. Each version is rated 750 volts and accommodates 14 x 51mm or 22 x 58 mm fuses. 703, U705 and U710 holders feature Ferraz Shawmut's unique adder-block design which can be snapped onto 1-, 2-, or 3-pole blocks to form multi-pole segmented blocks of as many poles as desired. A choice of box, screw, or …more Ferrule Fuse Blocks for 22x58m Fuses - U710 Series   Ferraz Shawmut Semiconductor Fuse Holders feature open face styles. This version is rated 750 volts and accommodates 22 x 58 mm fuses. U710 holders feature Ferraz Shawmut’s unique adder-block design, which can be snapped onto 1-, 2-, or 3-pole blocks to form multi-pole segmented blocks of as many poles as desired. A choice of box, screw or pressure plate connectors is offered to fi …more Stud Type Fuse Blocks - P243 Series   Ferraz Shawmut P243 series fuse blocks for Form 101 fuses are glass-filled polycarbonate or laminated phenolic insulator blocks with studs to accommodate bolt-in fuses.  All studs, clips and mounting hardware are tin or zinc plated. …more Stud Type Fuse Blocks - P266 Series   Ferraz Shawmut P266 series fuse blocks for Form 101 fuses are glass-filled polycarbonate or laminated phenolic insulator blocks with studs to accommodate bolt-in fuses.  All studs, clips and mounting hardware are tin or zinc plated. …more Clip Type Fuse Block - P292 Series   Ferraz Shawmut P292 series has a laminated phenolic insulator base with fuse clips. All studs, clips and mounting hardware are tin or zinc plated. …more Stud Type Fuse Blocks - FH Series   Ferraz Shawmut FH series fuse blocks for Form 101 fuses are blocks with studs to accommodate bolt-in fuses. …more Modular Stud Type Fuse Blocks - 1MSC Series   Ferraz Shawmut 1SC and 1MSC semiconductor fuse blocks feature modular mounting that offers greater flexibility in adjusting to various fuse lengths. Both stud type and integral box connector versions are offered to allow for user preference of wire terminations. The integeral box connector versions also provide for greater heat dissipation. All modular blocks are supplied in pairs but need to be o …more Modular Stud Type Fuse Blocks - 1SC Series   Ferraz Shawmut 1SC semiconductor fuse blocks feature modular mounting that offers greater flexibility in adjusting to various fuse lengths. Both stud type and integral box connector versions are offered to allow for user preference of wire terminations. The integeral box connector versions also provide for greater heat dissipation. All modular blocks are supplied in pairs but need to be ordered as …more

In-Line Midget (10x38mm) Fuse Holders (FEB Series-Single Pole)      Ferraz Shawmut's complete line of single and dual pole in-line fuse holders accommodate 1-1/2" x 13/32" (10x38mm) midget fuses. The fuse holders are designed for quick installation. Securing nuts or screws are captive thus speeding installation by reducing the need to locate and assemble loose components in the field. Three internal O-rings per pole seal the fuse holder providing a water-resistant …more In-Line Class CC Fuse Holders (FEC Series-Single Pole)     Ferraz Shawmut's complete line of single and dual pole in-line fuse holders accommodate Class CC fuses. The fuse holders are designed for quick installation. Securing nuts or screws are captive thus speeding installation by reducing the need to locate and assemble loose components in the field. Three internal O-rings per pole seal the fuse holder providing a water-resistant compartment for the fus …more In-Line Midget (10x38mm) Fuse Holders (FEX Series-Two Pole)      Ferraz Shawmut's complete line of single and dual pole in-line fuse holders accommodate 1-1/2" x 13/32" (10x38mm) midget fuses. The fuse holders are designed for quick installation. Securing nuts or screws are captive thus speeding installation by reducing the need to locate and assemble loose components in the field. Three internal O-rings per pole seal the fuse holder providing a water-resistant …more In-Line Class CC Fuse Holders (FEY Series-Two Pole)      Ferraz Shawmut's complete line of single and dual pole in-line fuse holders accommodate Class CC fuses. The fuse holders are designed for quick installation. Securing nuts or screws are captive thus speeding installation by reducing the need to locate and assemble loose components in the field. Three internal O-rings per pole seal the fuse holder providing a water-resistant compartment for the fus …more

IEC Fuse Holders                                                                             Back to top

		Modular Fuse Bases for 14x51mm Fuses - CMS Series      Ferraz Shawmut CMS modular fuse bases accommodate industrial cylindrical fuse 14 x 51mm fuses.   They have operating handles for non load-break disconnecting and electrical isolation for fuse-link replacement without tools. All contacts are silver-plated. 2, 3 or 4-pole units can be made up with assembly pins and operating handle ties. …more
		Modular Fuse Bases for 14x51mm Fuses - CC Series     Ferraz Shawmut CC modular fuse bases accommodate industrial cylindrical fuse 14 x 51mm fuses.  They have operating handles for non load-break disconnecting and electrical isolation for fuse-link replacement without tools. All contacts are silver-plated. 2, 3 or 4-pole units can be made up with assembly pins and operating handle ties. …more