Littelfuse KLK012 - KLK012 is a Midget fuse with an ampere rating of 12.
Littelfuse

KLK012

Alternate Item Number: 0KLK012.T

UPC: 079458250671

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Overview

The Littelfuse KLK012 Midget Fuse (SKU: KLK012) is engineered to provide robust and reliable overcurrent protection for a wide array of industrial and commercial electrical systems. As a critical component in safeguarding sensitive equipment, this 12A rated fuse from Littelfuse, a globally recognized leader in circuit protection, offers dependable performance where it matters most. Its Midget series designation signifies a compact yet powerful solution for applications where space is at a premium, without compromising on safety or efficacy. Industrial environments demand components that can withstand rigorous operating conditions and ensure continuous uptime. The KLK012 fuse is designed precisely for these challenges. Its primary function is to interrupt the flow of electrical current when it exceeds a safe level, thereby preventing damage to machinery, preventing electrical fires, and protecting personnel from potential hazards. This makes it an indispensable part of control panels, power distribution units, motor control circuits, and various other industrial equipment. Key features and benefits of the Littelfuse KLK012 include: * **Precise 12A Current Rating:** Ensures accurate protection for circuits designed to operate within this amperage limit, preventing nuisance tripping while offering essential safety. * **Midget Series Design:** Offers a compact form factor, facilitating integration into densely populated electrical enclosures and equipment. * **Littelfuse Quality and Reliability:** Backed by Littelfuse's extensive experience and commitment to quality, ensuring consistent performance and long operational life. * **Broad Industrial Application:** Suitable for use in manufacturing plants, automation systems, HVAC equipment, power supplies, and general industrial machinery. * **Enhanced Equipment Longevity:** By preventing overcurrent events, the KLK012 helps extend the lifespan of connected electrical components and machinery. Selecting the correct fuse is paramount for effective circuit protection. The KLK012's specific 12A rating makes it ideal for circuits that require this particular level of protection. Professionals in electrical engineering, maintenance, and panel building rely on fuses like the KLK012 for their predictable performance and adherence to stringent industry standards. The robust construction of this Littelfuse fuse ensures durability, even in environments subject to vibration, temperature fluctuations, and other demanding conditions. Investing in high-quality circuit protection, such as the Littelfuse KLK012, is a proactive measure that minimizes the risk of costly downtime, reduces the likelihood of equipment failure, and contributes to a safer working environment. Trust the KLK012 for your critical circuit protection needs.
  • Littelfuse KLK012 Midget Fuse with a precise 12 Ampere current rating.
  • Designed for reliable overcurrent protection in industrial and commercial applications.
  • Compact Midget series design ideal for space-constrained electrical enclosures.
  • Ensures safety and prevents damage to sensitive electrical equipment and machinery.
  • Manufactured by Littelfuse, a trusted global leader in circuit protection solutions.

Specifications

Application
control circuits
Brand Name
Littelfuse
Current Rating
12 A
Interrupt Rating
100;50 kA;kA
Series
Midget
Special Features
RoHS
Sub Brand
KLK Series
Type
Fast-Acting
Voltage Rating
600 VAC
Package Weight (Imperial)
0.017 L
Package Weight (Metric)
7.600 g
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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.