Littelfuse H3453QS4A - ACS INTL SHOCK-SAFE 3AG FUSEHLDR QS4A. International Shock-Safe Panel Mount Fuseholder for 3AG/3AB Fuses.
Littelfuse

H3453QS4A

UPC: 079458981650

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Specification Sheet

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Minimum Qty: 100

Multiplier: 100

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Overview

The **Littelfuse H3453QS4A** is a **Shock-Safe Panel Mount Fuseholder** engineered for **3AG/3AB fuses**, delivering robust circuit protection in demanding industrial environments. Designed for **panel-mount applications**, this fuseholder combines **durability, safety, and ease of installation** to meet the rigorous demands of power distribution systems, control panels, and other critical industrial equipment. **Key Features & Benefits** - **Shock-Safe Design**: Engineered to prevent accidental dislodging, the H3453QS4A reduces the risk of fuse ejection during operation, enhancing safety in high-vibration or high-impact environments. This feature is particularly valuable in applications where equipment reliability is non-negotiable, such as manufacturing plants, data centers, and renewable energy systems. - **Panel-Mount Reliability**: The **QS4A series** is built for **secure panel mounting**, ensuring stable fuse retention even under mechanical stress. Its **robust construction** resists corrosion, thermal cycling, and environmental contaminants, making it ideal for harsh industrial settings where exposure to dust, moisture, or chemicals is common. - **Compatibility with 3AG/3AB Fuses**: Designed to accommodate **standard 3AG and 3AB fuses**, the H3453QS4A provides a **universal solution** for circuit protection across a wide range of voltages and current ratings. This versatility makes it a go-to choice for engineers and technicians who need a **flexible, high-performance fuseholder** without compromising on safety or reliability. - **Industry-Standard Compliance**: Littelfuse is a **trusted name in industrial protection**, and the H3453QS4A adheres to **stringent safety standards** required in power distribution, automation, and control systems. Its **Shock-Safe certification** ensures compliance with international safety regulations, giving professionals confidence in its performance for mission-critical applications. - **Easy Installation & Maintenance**: The **panel-mount design** simplifies installation, allowing for quick integration into existing systems. The fuseholder’s **modular construction** also facilitates easy fuse replacement, reducing downtime in industrial operations where **minimal maintenance windows** are a priority. **Typical Applications** The **Littelfuse H3453QS4A** is widely used in industries where **reliable circuit protection** is essential. Common applications include: - **Power Distribution Panels**: Ensuring stable operation in electrical distribution systems where overcurrent protection is critical. - **Control Panels for Industrial Machinery**: Protecting sensitive control circuits from transient surges and faults in manufacturing environments. - **Renewable Energy Systems**: Safeguarding inverters, battery management systems, and grid-tied equipment from overcurrent events. - **Telecommunications Infrastructure**: Providing robust protection for network equipment in data centers and telecom facilities. - **Automotive and Transportation**: Used in vehicle charging stations, rail systems, and other transportation applications requiring **Shock-Safe fuseholders**. **Why Choose Littelfuse?** Littelfuse is a **global leader in circuit protection**, with over a century of innovation in fuse technology. The company’s **industrial-grade fuseholders** are trusted by engineers worldwide for their **precision engineering, durability, and adherence to safety standards**. The **H3453QS4A** exemplifies this commitment, offering a **high-reliability solution** that balances **performance, safety, and ease of use**—making it an **essential component** in any industrial protection strategy. For professionals seeking a **Shock-Safe Panel Mount Fuseholder** that delivers **uncompromising protection** in the toughest environments, the **Littelfuse H3453QS4A** is the **smart choice**. Its **proven design, industry compliance, and manufacturer-backed reliability** ensure long-term performance, reducing the risk of costly downtime and equipment damage.
  • Shock-Safe design prevents accidental fuse dislodging
  • Panel-mount reliability for harsh industrial environments
  • Compatible with 3AG/3AB fuses for versatile protection
  • Meets stringent international safety standards
  • Easy installation and maintenance for minimal downtime

Specifications

Brand Name
Littelfuse
Material
Poly
Mounting Type
Panel Mount
Series
QS4A
Size
3AG/3AB
Special Features
See in the web sheet
Standard
UL Listed CSA
Sub Brand
Shock-Safe
Type
Panel Fuseholder
PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS7A. 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.

3452LS7A

PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS7A. 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.
PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS3A. 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.

3452LS3A

PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS3A. 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.
PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS8A. 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.

3452LS8A

PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS8A. 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.
PANELMNT SHKSAFE FUSHLDR 5X20MM FUS RF2. 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.

3455RF2

PANELMNT SHKSAFE FUSHLDR 5X20MM FUS RF2. 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.
ACS INTL SHOCK-SAFE 3AG FUSEHLDR LS2NP. International Shock-Safe Panel Mount Fuseholder for 3AG/3AB Fuses.

H3453LS2NP

ACS INTL SHOCK-SAFE 3AG FUSEHLDR LS2NP. International Shock-Safe Panel Mount Fuseholder for 3AG/3AB Fuses.
PANELMOUNT SHKSAFE FSEHLDR 3AG FUSE QS7A. 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.

3453QS7A

PANELMOUNT SHKSAFE FSEHLDR 3AG FUSE QS7A. 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.
PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LF8A. 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.

3452LF8A

PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LF8A. 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.
PANLMOUNT SHKSAF FSEHLDR 3AG FSE RF8-010. 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.

3453RF8-010

PANLMOUNT SHKSAF FSEHLDR 3AG FSE RF8-010. 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.
PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE RF1A. 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.

3452RF1A

PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE RF1A. 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.
PANELMOUNT SHKSAFE FSEHLDR 3AG FUSE LS2A. 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.

3453LS2A

PANELMOUNT SHKSAFE FSEHLDR 3AG FUSE LS2A. 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.
PANEL MOUNT ALARM FUSE FUSEHOLDER. Ideal for telecommunications and control panel circuits, the 482 Series fuseholder series is designed for use with Littelfuse 481 Alarm Indicating Fuses. Each holder is designed to accept other manufacturer’s replacement fuses as well. The fuseholder is available in three versions: PCB Mount - 15A: Can be soldered directly to a printed circuit board. Rated up to 15 amperes. Available in single pole or gangable up to 20 poles. Fuseholder is keyed to prevent insertion of 20 ampere fuse. Can be soldered directly to a printed circuit board. Rated up to 15 amperes. Available in single pole or gangable up to 20 poles. Fuseholder is keyed to prevent insertion of 20 ampere fuse. Panel Mount - 20A: Available in a single pole version rated up to 20 amperes. Large leads for wire attachment. Available in a single pole version rated up to 20 amperes. Large leads for wire attachment. Panel Mount - 15A: 15 ampere gangable version of fuseholder is keyed to prevent insertion of 20 ampere fuse. 15 ampere gangable version of fuseholder is keyed to prevent insertion of 20 ampere fuse.

04820001ZXP

PANEL MOUNT ALARM FUSE FUSEHOLDER. Ideal for telecommunications and control panel circuits, the 482 Series fuseholder series is designed for use with Littelfuse 481 Alarm Indicating Fuses. Each holder is designed to accept other manufacturer’s replacement fuses as well. The fuseholder is available in three versions: PCB Mount - 15A: Can be soldered directly to a printed circuit board. Rated up to 15 amperes. Available in single pole or gangable up to 20 poles. Fuseholder is keyed to prevent insertion of 20 ampere fuse. Can be soldered directly to a printed circuit board. Rated up to 15 amperes. Available in single pole or gangable up to 20 poles. Fuseholder is keyed to prevent insertion of 20 ampere fuse. Panel Mount - 20A: Available in a single pole version rated up to 20 amperes. Large leads for wire attachment. Available in a single pole version rated up to 20 amperes. Large leads for wire attachment. Panel Mount - 15A: 15 ampere gangable version of fuseholder is keyed to prevent insertion of 20 ampere fuse. 15 ampere gangable version of fuseholder is keyed to prevent insertion of 20 ampere fuse.
PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS2A. 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.

3452LS2A

PANELMOUNT SHKSAFE FSEHLDR 2AG FUSE LS2A. 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.

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.