Littelfuse 318002P - FAST-ACTING TYPE GLASS W/ AXIAL 2A. The 3AG Fast-Acting Fuse solves a broad range of application requirements while offering reliable performance and cost-effective circuit protection. Features: In accordance with UL Standard 248-14. Available in cartridge and axial lead format and with various forming dimensions. RoHS compliant and Lead-free.
Littelfuse

318002P

Alternate Item Number: 0318002.VXP

UPC: 079458926330


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Overview

The **Littelfuse 318002P 3AG Fast-Acting Fuse** is a high-performance, cost-effective solution for overcurrent protection in a wide range of industrial, commercial, and consumer electronic applications. Designed with a **2A current rating** and **glass construction**, this axial lead fuse delivers fast-acting response to fault conditions, ensuring critical components remain safe from damage due to excessive current. Engineered to meet **UL Standard 248-14**, the 318002P provides a trusted level of safety and reliability, making it an ideal choice for engineers and designers who prioritize performance without compromising on affordability. Fast-acting fuses like the 318002P are essential in applications where **rapid response to overcurrent events** is critical to preventing catastrophic failures. Unlike slow-blow fuses, which tolerate temporary surges, this Littelfuse model reacts almost instantaneously to fault conditions, minimizing downtime and reducing the risk of fire or equipment damage. The **axial lead design** ensures easy integration into printed circuit boards (PCBs) and other compact assemblies, while the **cartridge-compatible** format offers flexibility for retrofitting into existing systems. Available in multiple forming dimensions, the 3AG series adapts seamlessly to diverse design requirements, from power supplies and battery chargers to control panels and automotive electronics. The **318002P** is part of Littelfuse’s renowned **3AG fuse family**, a trusted series in the industry for decades. Littelfuse, a global leader in circuit protection solutions, has built a reputation for innovation and reliability, with products deployed in everything from industrial automation and renewable energy systems to telecommunications and medical devices. The **RoHS compliance** and **lead-free construction** of this fuse further underscore its suitability for modern, environmentally conscious applications, ensuring compliance with global regulatory standards while maintaining peak performance. **Key Applications:** - Power supplies and converters - Industrial control systems - Automotive electronics (e.g., infotainment, lighting) - Telecommunications equipment - Consumer electronics (e.g., chargers, adapters) - Battery management systems - LED lighting and signage **Why Choose the Littelfuse 318002P?** - **Fast-acting response** minimizes damage from transient overcurrents. - **UL 248-14 certified** for safety and performance consistency. - **Axial lead and cartridge formats** provide installation flexibility. - **RoHS compliant and lead-free** for global market compatibility. - **Cost-effective protection** without sacrificing reliability. - **Proven durability** in harsh industrial environments. Selecting the right fuse involves balancing **response time, current rating, and physical dimensions** with the specific demands of your application. The 318002P excels in scenarios where **space efficiency, rapid fault clearance, and long-term reliability** are paramount. Whether you’re designing a new system or upgrading an existing one, Littelfuse’s 3AG series offers a dependable solution backed by decades of expertise in circuit protection. Trusted by engineers worldwide, the 318002P ensures your circuits remain safeguarded against the unpredictable nature of electrical faults.
  • 2A fast-acting fuse for rapid overcurrent protection
  • Glass construction with axial leads for easy PCB integration
  • UL Standard 248-14 certified for safety and performance
  • RoHS compliant and lead-free for global regulatory compliance
  • Available in cartridge and axial lead formats for versatile installation
  • Trusted Littelfuse quality for industrial and commercial applications

Specifications

Amperage Rating
2 Amps
Application
Perfect for use in lighthing systems
Brand Name
Littelfuse
Special Features
Time-Delay
Standard
Standard 248-14 UL Listed/CSA
Sub Brand
POWR-GARD LMF Series
Type
InLine Fuse
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

1SCM8

Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in

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.