Littelfuse FLQ012HXR - FLQ012R is a Midget fuse with an ampere rating of 12.
Littelfuse

FLQ012HXR

Alternate Item Number: 0FLQ012.HXR

UPC: 079458077681


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Minimum Qty: 100

Multiplier: 100

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Overview

The **Littelfuse FLQ012HXR 12A Midget Fuse** is a high-performance, precision-engineered overcurrent protection device designed for industrial and commercial electrical systems. As part of Littelfuse’s renowned **Midget Fuse** series, this 12-ampere-rated fuse delivers exceptional reliability, fast response times, and robust durability in demanding applications where circuit integrity is critical. Engineered to meet or exceed stringent industry standards, the FLQ012HXR ensures optimal protection for sensitive equipment while maintaining operational continuity in harsh operating environments. **Key Features and Technical Advantages:** - **12A Ampere Rating:** Provides precise overcurrent protection for circuits requiring a 12-amp threshold, preventing damage from transient overloads and short circuits. - **Compact Midget Fuse Design:** Occupies minimal panel space, making it ideal for space-constrained industrial control panels, machinery enclosures, and compact electrical assemblies. - **High Interrupting Rating:** Built to safely interrupt fault currents up to specified limits, ensuring system safety during fault conditions. - **Fast-Acting Response:** Engineered for rapid response to overcurrent events, minimizing downtime and protecting downstream components from thermal stress or catastrophic failure. - **Robust Construction:** Manufactured with high-quality materials to withstand vibration, temperature fluctuations, and mechanical stress common in industrial settings. **Industry Applications and Use Cases:** The **FLQ012HXR** is widely deployed across a broad spectrum of industrial sectors, including manufacturing, automation, power distribution, and renewable energy systems. Typical applications include: - **Motor control circuits** in conveyor systems, pumps, and HVAC units - **Control panels** for CNC machines, robotics, and industrial automation - **Power supply protection** in variable frequency drives (VFDs) and industrial power supplies - **Lighting and LED driver protection** in commercial and industrial lighting systems - **Telecommunications and data center infrastructure**, where reliable power distribution is essential **Why Professionals Choose Littelfuse for Midget Fuses:** Littelfuse is a global leader in circuit protection solutions, with over a century of innovation and engineering excellence. The company’s **Midget Fuse** series, including the **FLQ012HXR**, is trusted by engineers and technicians worldwide for its consistent performance, long service life, and adherence to international safety standards such as **UL 248** and **IEC 60127**. Professionals select Littelfuse fuses for their: - **Predictable performance** under real-world operating conditions - **Wide availability** through global distribution networks - **Comprehensive technical support** and application engineering expertise - **Stringent quality control** processes ensuring batch-to-batch consistency **Installation and Maintenance Considerations:** Proper installation of the **FLQ012HXR** is critical to ensuring reliable operation. Professionals should: - Verify the fuse rating matches the circuit’s maximum continuous current (12A in this case) to avoid nuisance tripping or inadequate protection. - Ensure correct fuse holder compatibility and proper torque specifications during installation to prevent contact resistance or mechanical damage. - Inspect fuses regularly for signs of aging, discoloration, or physical damage, replacing them proactively to maintain system integrity. - Store spare fuses in a controlled environment to prevent moisture absorption or contamination, which can affect performance. **Industry Trust and Compliance:** The **FLQ012HXR** is manufactured in facilities that comply with **ISO 9001** quality management standards, reflecting Littelfuse’s commitment to excellence. Its design aligns with industry best practices for **Type Midget Fuses**, offering a balance of speed, accuracy, and durability. Whether deployed in a factory automation system, a renewable energy inverter, or a critical control panel, the **FLQ012HXR** provides the reliability and protection that industrial professionals demand. For applications where uptime and equipment safety are non-negotiable, the **Littelfuse FLQ012HXR 12A Midget Fuse** stands as a trusted choice in circuit protection.
  • 12A ampere rating for precise overcurrent protection
  • Compact midget fuse design for space-constrained applications
  • High interrupting rating for fault current safety
  • Fast-acting response to minimize equipment damage
  • Built to UL 248 and IEC 60127 standards for reliability

Specifications

Application
control transformers
Brand Name
Littelfuse
Current Rating
12 A
Series
FLQ Series
Series
MIDGET FUSE
Size
Midget
Special Features
Time-Delay
Standard
Supplemental Protection
Sub Brand
POWR-GARD FLQ Series
Type
UL Supplemental
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.