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Littelfuse 251015L - VERY FAST-ACTING PICO II LEADS 15A. The PICO® II Very Fast-Acting Fuse is designed to meet an extensive array of performance characteristics in a space-saving subminiature package. Features: Very fast-acting. Small size. Wide current rating range (62mA- 15A). RoHS compliant. Halogen-free available. Wide operating temperature range. Low temperature rerating.

Littelfuse 251015L VERY FAST-ACTING PICO II LEADS 15A. The PICO® II Very Fast-Acting Fuse is designed to…

Alternate Item Number: 0251015.VXL

UPC: 079458126785

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Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The Littelfuse PICO II Very Fast-Acting Fuse (SKU 251015L) delivers precise overcurrent protection in a subminiature package, ideal for space-constrained electronic designs. Rated at 15A, this fuse provides ultra-fast response to fault conditions, safeguarding sensitive components in power supplies, industrial control systems, telecommunications equipment, and automotive electronics. The PICO II series spans a wide current range from 62mA to 15A, offering design flexibility across diverse applications. Its compact subminiature form factor optimizes PCB real estate without compromising protection, making it a preferred choice for engineers prioritizing both performance and space efficiency. The 251015L maintains reliable operation across a broad operating temperature range while supporting low-temperature rerating for consistent performance in demanding environments. RoHS compliant and available in halogen-free options, this fuse meets stringent environmental standards for global market access. With its very fast-acting characteristics, the PICO II fuse ensures immediate interruption of overcurrent events, minimizing damage to downstream components and maintaining circuit integrity. The 15A rating makes it suitable for higher current loads where rapid fault clearance is critical, such as in motor control circuits, power distribution systems, and high-frequency switching applications. Littelfuse's PICO II series is trusted in precision electronics where reliability and compact design are paramount.
  • 15A current rating for higher current load applications
  • Subminiature package (62mA–15A range) for space-constrained designs
  • Very fast-acting response minimizes damage to sensitive components
  • RoHS compliant with halogen-free options available

Specifications

Amperage Rating
15 AMPS
Application
electronic equipment & appliances
Brand Name
Littelfuse
Special Features
Wide operating temperature range
Standard
CSA Approval
Sub Brand
251 Series PICO II
Type
Small Size
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3AG SCREW TERMINALS 12 POLE. Screw Terminal Laminated Base Terminal for 3AG/AB Fuses. Rated at 15 Amp. 600 V AC/DC.
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SLO-BLO GLASS AXIAL V-PACK .500A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective circuit protection. Features: 313 and 315 series fuses have time-delayed in the overload range, which provides superior protection inductive loads such as motors, transformers, and solenoids. 3AG indicating fuses instantly identify themselves upon opening by showing a discoloration of their glass bodies. Guesswork and time-consuming circuit testing is eliminated. This unique design offers the same quality performance characteristics as the standard 3AG fuse design.
SLO-BLO GLASS AXIAL V-PACK 3A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective circuit protection. Features: 313 and 315 series fuses have time-delayed in the overload range, which provides superior protection inductive loads such as motors, transformers, and solenoids. 3AG indicating fuses instantly identify themselves upon opening by showing a discoloration of their glass bodies. Guesswork and time-consuming circuit testing is eliminated. This unique design offers the same quality performance characteristics as the standard 3AG fuse design.

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SLO-BLO GLASS AXIAL V-PACK 3A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective circuit protection. Features: 313 and 315 series fuses have time-delayed in the overload range, which provides superior protection inductive loads such as motors, transformers, and solenoids. 3AG indicating fuses instantly identify themselves upon opening by showing a discoloration of their glass bodies. Guesswork and time-consuming circuit testing is eliminated. This unique design offers the same quality performance characteristics as the standard 3AG fuse design.
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Frequently Asked Questions

What is the size category of the 251015L fuse?

The 251015L is a subminiature fuse designed for compact electronic enclosures.

Does the PICO II series support a range of current ratings?

Yes, the PICO II series supports current ratings from 62 milliamperes to 15 amperes.

What is the current rating of the 251015L fuse?

The 251015L fuse has a current rating of 15 amperes.

Is the 251015L fuse RoHS compliant?

Yes, the 251015L is RoHS compliant and available in halogen-free options.

What applications is the PICO II 15A fuse suitable for?

The 15A PICO II fuse is designed for power supplies, industrial control systems, telecommunications equipment, and automotive electronics.

What is the response time classification of this fuse?

The PICO II series is classified as very fast-acting, providing immediate interruption of overcurrent events.

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.