Littelfuse SB5100-121-0 - SHOCK BLOCK CLASS A GFCI 240V 100A
Littelfuse

SB5100-121-0

Alternate Item Number: SB5100-121-0

UPC: 079458380446


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Overview

The Littelfuse SB5100-121-0 SHOCK BLOCK CLASS A GFCI is a critical safety device designed for robust electrical protection. This unit features a 240V voltage rating and a substantial 100A current rating, making it suitable for demanding industrial applications. The 2P+G pole configuration ensures comprehensive circuit protection. Manufactured by Littelfuse, a trusted name in circuit protection, this GFCI (Ground Fault Circuit Interrupter) provides essential safety by detecting ground faults and interrupting the circuit to prevent electrical shock and potential fires. Its Class A sensitivity ensures it meets stringent safety standards for ground fault detection. The SB series is engineered for reliability and performance in environments where electrical safety is paramount. This device is manufactured in the USA, ensuring adherence to high production standards. Ideal for protecting personnel and equipment from hazardous ground faults in commercial and industrial settings, the SB5100-121-0 offers peace of mind and operational continuity. Ensure your electrical systems comply with safety regulations and safeguard against electrical hazards with this high-capacity GFCI.
  • Class A Ground Fault Circuit Interrupter (GFCI)
  • 240V Voltage Rating
  • 100A Current Rating
  • 2-Pole + Ground (2P+G) Configuration
  • Manufactured by Littelfuse in the USA
SHOCK BLOCK CLASS C SPGFCI 240V 100A

SB5100-101-0

SHOCK BLOCK CLASS C SPGFCI 240V 100A
SHOCK BLOCK EGFPD 240V 100A

SB5100-111-0

SHOCK BLOCK EGFPD 240V 100A
SHOCK BLOCK EGFPD 240V 80A

SB5080-111-0

SHOCK BLOCK EGFPD 240V 80A
SHOCK BLOCK CLASS C SPGFCI 240V 80A

SB5080-101-0

SHOCK BLOCK CLASS C SPGFCI 240V 80A
SHOCK BLOCK CLASS A GFCI 240V 80A

SB5080-121-0

SHOCK BLOCK CLASS A GFCI 240V 80A
SHOCK BLOCK CLASS C SPGFCI 208V 100A

SB5100-001-0

SHOCK BLOCK CLASS C SPGFCI 208V 100A
SHOCK BLOCK EGFPD 208V 80A

SB5080-011-0

SHOCK BLOCK EGFPD 208V 80A
304 SS SHOCK BLOCK GFCI 208V 32A

SB5032-022-0

304 SS SHOCK BLOCK GFCI 208V 32A
SHOCK BLOCK CLASS C SPGFCI 208V 80A

SB5080-001-0

SHOCK BLOCK CLASS C SPGFCI 208V 80A
304 SS SHOCK BLOCK GFCI 208V 60A

SB5060-022-0

304 SS SHOCK BLOCK GFCI 208V 60A
SB5032-001-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) of 20 (fixed).

SB5032-001-0

SB5032-001-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) of 20 (fixed).
SB5032-021-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) at 6 (fixed).

SB5032-021-0

SB5032-021-0 is an Industrial Shock Block® with a supply voltage of 208 and trip level (mA) at 6 (fixed).

Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.