Littelfuse 3453RF7A - PANELMOUNT SHKSAFE FSEHLDR 3AG FUSE RF7A. Designed to eliminate the possibility of electrical shock, as defined in IEC standards 65 and 257. Shock-Safe fuseholders feature a low profile body, fingergrip knob and anti-tease feature that eliminates circuit interruptionwhen knob is accidentally depressed.
Littelfuse

3453RF7A

Alternate Item Number: 03453RF7X

UPC: 079458004311


Documents & Media
BrochureTechnical BulletinSpecification Sheet

Contact for Pricing

Overview

The Littelfuse 3453RF7A Shock-Safe Panelmount Fuseholder (SKU: 3453RF7A) is a UL-listed panelmount fuseholder designed to meet IEC 65 and 257 electrical safety standards. This 3AG fuseholder features a low-profile body, finger-grip knob, and anti-tease design to prevent accidental circuit interruption when the knob is depressed. The anti-tease mechanism ensures reliable performance by eliminating disruptions during maintenance or accidental contact. The fuseholder is manufactured in the USA and is ideal for industrial control panels, power distribution units, and equipment requiring IEC shock protection. It supports 3AG fuses and is compatible with standard panel cutouts. The compact design allows for space-efficient installations in tight enclosures while maintaining full compliance with international safety regulations. The 3453RF7A is part of Littelfuse’s Shock-Safe series, engineered to eliminate electrical shock risks as defined by IEC standards. It is UL-listed and suitable for applications where shock protection and reliability are critical.
  • UL-listed panelmount fuseholder for IEC 65 & 257 compliance
  • 3AG fuse compatibility with low-profile body design
  • Anti-tease mechanism prevents accidental circuit interruption
  • Finger-grip knob for easy fuse replacement and maintenance
  • Manufactured in the USA for industrial reliability

Specifications

Current Rating
7 A
Material
Poly
Mounting Type
Panelmount
Series
Shock-Safe
Size
3AG
PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LF7A. Designed to eliminate the possibility of electrical shock, as defined in IEC standards 65 and 257. Shock-Safe fuseholders feature a low profile body, fingergrip knob and anti-tease feature that eliminates circuit interruptionwhen knob is accidentally depressed.

3452LF7A

PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LF7A. Designed to eliminate the possibility of electrical shock, as defined in IEC standards 65 and 257. Shock-Safe fuseholders feature a low profile body, fingergrip knob and anti-tease feature that eliminates circuit interruptionwhen knob is accidentally depressed.
Fuseholder for SLR/SMF Fuses, one wire, no clip

SHR-1NC

Fuseholder for SLR/SMF Fuses, one wire, no clip
E 92/30S CC is a fuseholder for overcurrent and short circuit protection specific for class CC fuses

E92/30SCC

E 92/30S CC is a fuseholder for overcurrent and short circuit protection specific for class CC fuses
Terminal Covers (2 Covers Per Kit). Field installed primary and secondary IEC Touch Proof Cover Kit.

IP20

Terminal Covers (2 Covers Per Kit). Field installed primary and secondary IEC Touch Proof Cover Kit.
Dead front fuse holder front operated 22x58 4P 125A for RMS100

57035016

Dead front fuse holder front operated 22x58 4P 125A for RMS100
Fuse Holder GPM-B 600V CC

18813000026

Fuse Holder GPM-B 600V CC
Control Transformer Accessories - Fuse Kit, 250 V, 5.0A

EC5

Control Transformer Accessories - Fuse Kit, 250 V, 5.0A
FUSE HOLDER KIT, 1 PER, 153D SERIES

FH_KIT1

FUSE HOLDER KIT, 1 PER, 153D SERIES

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.