Littelfuse FLA010 - FLA fuses are 125 volt, pin-indicating time-delay fuses for protection of control circuit transformers, solenoids, and other circuits with high inrush currents. Metal indicating pin: pops-out; when fuse opens.  Pin gives visual indication of open fuse. Use FLA fuses in conjunction with special fuseblocks to operate mechanical signal switches or energize alarm circuits. Fuses rated 12 amperes and above have dual-tube construction.
Littelfuse

FLA010

Alternate Item Number: 0FLA010.T

UPC: 079458130652


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Overview

The Littelfuse FLA010 is a high-performance, 125-volt time-delay fuse engineered to provide robust protection for critical industrial circuits. Specifically designed for applications involving control circuit transformers, solenoids, and other loads that experience significant inrush currents during startup, the FLA010 ensures reliable operation and prevents nuisance tripping. Its advanced time-delay characteristics allow for temporary current surges without interrupting the circuit, while still offering swift protection against sustained overcurrents. A standout feature of the FLA010 is its integrated metal indicating pin. This innovative design element provides an immediate and unambiguous visual indication when the fuse has opened. Upon activation, the metal pin pops out, clearly signaling an open circuit and simplifying troubleshooting. This visual cue significantly reduces downtime by allowing maintenance personnel to quickly identify and replace faulty fuses, thereby minimizing operational interruptions. The FLA010 fuse is an ideal component for integration with specialized fuse blocks. These fuse blocks are often employed to operate mechanical signal switches or to energize alarm circuits, adding another layer of control and safety to industrial systems. By ensuring the integrity of the control signal, the FLA010 contributes to the overall efficiency and safety of automated processes. For enhanced durability and performance in demanding environments, Littelfuse equips fuses rated at 12 amperes and above with a dual-tube construction. This robust design further protects the fuse element and ensures consistent operation under challenging conditions. The dual-tube construction is a testament to Littelfuse's commitment to providing reliable and long-lasting circuit protection solutions. When selecting fuses for sensitive control circuits, the Littelfuse FLA series, including the FLA010, offers a compelling combination of advanced technology, user-friendly diagnostics, and dependable protection. Professionals across various industries, including manufacturing, automation, and process control, rely on Littelfuse for their critical electrical safety needs. The FLA010 exemplifies this trust, delivering peace of mind through its superior design and functionality. Its application extends to protecting motor control centers, HVAC systems, and any industrial setup where precise and reliable overcurrent protection is paramount. The ability to quickly diagnose an open circuit via the visual indicator is invaluable for maintaining uptime and operational efficiency in fast-paced industrial settings. Trust the Littelfuse FLA010 to safeguard your valuable equipment and ensure uninterrupted production.
  • 125V AC voltage rating for control circuit protection.
  • Time-delay characteristics ideal for high inrush current applications.
  • Metal indicating pin provides clear visual indication of an open fuse.
  • Designed for use with special fuse blocks to operate signal switches or alarm circuits.
  • Dual-tube construction on fuses rated 12A and above for enhanced durability.

Specifications

Amperage Rating
10 Amp
Application
mechanical indication
Brand Name
Littelfuse
Current Rating
12 A
Interrupt Rating
10kA
Interrupt Rating
10 kA
Material
Metal
Series
FLA
Special Features
Pin Indicating Fuse
Sub Brand
FLA
Type
Time-Delay
Voltage Rating
125 VAC
Voltage Rating
125 V
Package Weight (Imperial)
0.014 L
Package Weight (Metric)
6.480 g

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.