Littelfuse H315010P - SLO-BLO GLASS AXIAL H-PACK 10A. The 3AG Slo-Blo® fuse solves a broad range of application requirements while offering reliable performance and costeffective 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

H315010P

Alternate Item Number: 0315010.HXP

UPC: 079458927665


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Overview

The Littelfuse 3AG Slo-Blo 10A axial lead fuse (SKU: H315010P) is a high-performance circuit protection solution engineered for industrial, commercial, and automotive applications where reliable overcurrent protection is critical. Designed in strict accordance with UL Standard 248-14, this fuse delivers consistent performance across a wide range of operating conditions, ensuring long-term safety and operational integrity for sensitive electronic systems. The 3AG Slo-Blo series is renowned for its 'slow-blow' characteristics, which allow temporary current surges—such as startup transients in motors or inrush currents in power supplies—to pass without interruption, while still providing robust protection against sustained overloads or short circuits. This makes it particularly well-suited for applications where nuisance tripping must be avoided, such as in industrial control panels, power distribution units, and automotive charging systems. Available in a compact axial lead format, the H315010P fuse is designed for easy integration into printed circuit boards (PCBs), chassis-mounted systems, and enclosed electrical enclosures. Its glass body construction provides visual confirmation of fuse status and excellent dielectric strength, while the axial leads enable straightforward soldering or terminal connection. The fuse is also offered with various forming dimensions to accommodate different mounting configurations, offering flexibility for engineers and technicians during system design and retrofitting. The Littelfuse 3AG Slo-Blo 10A fuse is part of a globally trusted series that has been a staple in circuit protection for decades. Littelfuse, a leader in electrical protection solutions, is recognized for its rigorous quality control, extensive testing, and compliance with international safety and environmental standards. This particular model is RoHS compliant and lead-free, meeting modern regulatory requirements for electronic components used in consumer, industrial, and automotive markets. Its cost-effective design does not compromise on reliability, making it a preferred choice for OEMs and MRO professionals seeking dependable protection without excessive expenditure. Typical applications for the Littelfuse 3AG Slo-Blo 10A fuse include: - Industrial machinery and automation systems - Power supplies and battery chargers - Motor starters and variable frequency drives (VFDs) - Automotive electronics and charging circuits - Lighting ballasts and control panels When selecting a fuse for your application, consider the following factors: - **Current rating**: Ensure the fuse’s ampere rating (10A) matches or slightly exceeds the continuous load current to avoid nuisance blowing. - **Voltage rating**: Confirm the fuse can handle the system’s maximum voltage. - **Response time**: The 'Slo-Blo' characteristic is ideal for circuits with high inrush currents. - **Mounting compatibility**: Axial lead design suits PCB and chassis mounting; verify lead spacing and termination method. - **Environmental compliance**: RoHS and lead-free construction ensures compatibility with modern manufacturing processes and regulatory frameworks. Installation is straightforward: insert the fuse into the holder or directly into the circuit, ensuring proper polarity and secure contact. Always de-energize the circuit before replacement to prevent electrical shock or damage. Regular inspection of the fuse element and housing can help identify potential issues before failure occurs. With its proven performance, broad application versatility, and adherence to industry standards, the Littelfuse 3AG Slo-Blo 10A axial lead fuse (H315010P) remains a trusted solution for engineers and technicians who demand both reliability and value in circuit protection.
  • 10A slow-blow fuse for temporary surge protection
  • UL 248-14 compliant for industrial safety standards
  • Axial lead design for easy PCB and chassis mounting
  • RoHS compliant and lead-free construction
  • Trusted Littelfuse quality with decades of reliability

Specifications

Amperage Rating
10 AMPS
Application
NA
Brand Name
Littelfuse
Special Features
Available in cartridge and axial lead format
Standard
UL Standard 248-14
Sub Brand
315 Series
Type
Slo-Blo 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.