Littelfuse SPXI015.TXB - 1500 VDC 15A INLINE MIDGET FUSE 8AWG
Littelfuse

SPXI015.TXB

UPC: 079458243505


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Overview

The Littelfuse SPXI015.TXB 1500 VDC 15A Inline Midget Fuse (8AWG) delivers robust overcurrent protection for high-voltage industrial systems where reliability and precision are non-negotiable. Designed to meet the rigorous demands of modern electrical infrastructure, this fuse combines a 1500 VDC voltage rating with a 15A current rating, ensuring compatibility with high-power applications such as power distribution networks, industrial machinery, and renewable energy installations. Its inline midget form factor (8AWG) allows for seamless integration into tight spaces, providing a space-efficient solution without compromising performance. Engineered by Littelfuse, a global leader in circuit protection solutions, the SPXI015.TXB leverages decades of expertise in fuse technology to deliver consistent, predictable response times during fault conditions. The fuse’s compact design minimizes installation complexity while maximizing system uptime, making it an ideal choice for engineers and technicians who prioritize both safety and operational efficiency. Whether deployed in solar inverters, electric vehicle charging stations, or heavy-duty industrial equipment, this fuse provides a critical layer of defense against overcurrent events that could otherwise lead to catastrophic system failures. Key applications for the Littelfuse SPXI015.TXB include: - **Power Distribution Systems**: Protecting high-voltage DC busbars and busways in utility-scale installations. - **Industrial Machinery**: Safeguarding motors, drives, and control panels in manufacturing environments. - **Renewable Energy**: Serving as a primary protection device in solar PV arrays and wind turbine converters. - **Transportation**: Ensuring safe operation in rail systems, marine electrification, and electric vehicle infrastructure. - **Test & Measurement Equipment**: Providing reliable protection for high-voltage test benches and laboratory setups. The SPXI015.TXB is part of Littelfuse’s premium inline midget fuse series, a category renowned for its durability, high interrupting ratings, and adherence to international safety standards. Professionals in industrial electrical design consistently choose Littelfuse for its proven track record in critical protection applications, where failure is not an option. Installation is straightforward, with the fuse’s inline design allowing for direct integration into existing wiring harnesses or terminal blocks. For optimal performance, ensure proper sizing based on system voltage, current, and environmental conditions, and always follow manufacturer guidelines for replacement intervals. Backed by Littelfuse’s global distribution network and technical support, the SPXI015.TXB represents a trusted solution for engineers seeking to enhance system reliability while maintaining compliance with stringent industry regulations. Whether upgrading legacy systems or designing next-generation high-voltage platforms, this fuse delivers the performance and peace of mind required in today’s fast-paced industrial landscape.
  • 1500 VDC voltage rating for high-voltage industrial systems
  • 15A current rating with 8AWG compatibility for robust protection
  • Compact inline midget design for space-efficient installations
  • Trusted Littelfuse quality with global technical support
  • Ideal for power distribution, industrial machinery, and renewable energy

Specifications

Connection Type
Inline
Connection Type
8 AWG
Current Rating
15 A
Series
SPXI
Series
SPXI Series
Size
8 AWG
Voltage Rating
1500 VDC
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 Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
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
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in
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.

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.