Littelfuse SPF03.5H - 1000VDC MIDGET SOLAR FUSE BULK 100-PACK
Littelfuse

SPF03.5H

UPC: 079458800883


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Minimum Qty: 100

Multiplier: 100

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Overview

The Littelfuse SPF03.5H 1000VDC Midget Solar Fuse, offered in a convenient bulk 100-pack, represents a critical component for ensuring the safety and reliability of modern photovoltaic (PV) power systems. Engineered by Littelfuse, a globally recognized leader in circuit protection, these fuses are specifically designed to meet the demanding requirements of solar energy applications, where consistent performance and robust protection are paramount. With a substantial voltage rating of 1000 VDC, the SPF03.5H fuse is capable of handling the high DC voltages generated by solar arrays, providing essential overcurrent protection. This protection is vital for safeguarding sensitive solar panels, inverters, and other balance-of-system components from damage caused by short circuits or excessive current flow. Such protection not only prevents costly equipment failures but also contributes to the overall longevity and efficiency of the solar installation. The 3.5 Ampere current rating is precisely calibrated for a wide range of solar string configurations, ensuring optimal protection without nuisance tripping. The midget form factor of the SPF03.5H fuse allows for compact integration into fuse holders and electrical enclosures commonly found in solar power systems. This space-saving design is particularly advantageous in installations where space is at a premium, such as residential rooftops or densely packed commercial solar farms. The robust construction of these fuses ensures they can withstand the harsh environmental conditions often encountered in outdoor solar installations, including temperature fluctuations, humidity, and UV exposure, thereby guaranteeing dependable operation year after year. Purchasing the SPF03.5H in a bulk 100-pack offers significant cost advantages for installers and project managers involved in large-scale solar deployments. This packaging solution streamlines inventory management and reduces per-unit costs, making it an economical choice for both new installations and ongoing maintenance. Littelfuse's commitment to quality and innovation in circuit protection means that each fuse in this pack is manufactured to stringent standards, providing peace of mind and reliable performance for your solar energy investment. Trust the Littelfuse SPF03.5H for superior protection and operational integrity in your 1000VDC solar systems. Key Features: * **High Voltage Rating:** 1000 VDC, suitable for advanced solar PV systems. * **Precise Current Protection:** 3.5 A rating to protect solar components. * **Durable Midget Form Factor:** Compact design for easy integration and space efficiency. * **Robust Construction:** Engineered to withstand challenging environmental conditions. * **Bulk 100-Pack:** Cost-effective solution for large projects and inventory. * **Manufacturer Reliability:** From Littelfuse, a trusted name in circuit protection.
  • 1000 VDC voltage rating for high-power solar applications
  • 3.5 Ampere current rating for precise overcurrent protection
  • Compact midget size for easy integration into solar fuse holders
  • Designed for harsh environmental conditions in photovoltaic systems
  • Bulk 100-pack offers cost-effective protection for large solar projects
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.