Littelfuse 0239.200MXP - 0239 SLO-BLO GLS BODY FUSE M-PACK .200A. 5x20mm time-Lag glass body cartridge fuse designed to JL specification. Features: Designed to UL/CSA/ANCE 248 Standard. Available in cartridge and axial lead format RoHS compliant and lead-free.
Littelfuse

0239.200MXP

UPC: 079458909258


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Overview

The Littelfuse 0239 SLO-BLO Glass Cartridge Fuse (SKU: 0239.200MXP) is a critical component for ensuring the safety and reliability of electronic circuits. Engineered to meet stringent UL/CSA/ANCE 248 standards, this 5x20mm time-lag fuse provides precise overcurrent protection for sensitive equipment. Its .200A (0.200 Amp) rating is specifically designed to safeguard against damaging current surges while allowing for momentary inrush currents without nuisance tripping, a vital characteristic for many modern electronic devices. The SLO-BLO designation signifies its time-lag (slow-blow) functionality. This means the fuse is designed to withstand temporary overloads, such as those encountered during the startup of motors or power supplies, before it will blow. This characteristic is crucial in applications where brief, high current spikes are normal operational occurrences. By preventing unnecessary circuit interruptions, the 0239 series enhances system uptime and reduces maintenance requirements. The robust glass body construction offers excellent visibility of the fuse element, allowing for easy visual inspection to confirm if the fuse has blown. This feature is particularly beneficial in industrial environments where quick diagnostics are essential. Littelfuse is a globally recognized leader in circuit protection, and the 0239 series exemplifies their commitment to quality and performance. This fuse is manufactured to the highest standards, ensuring consistent and dependable protection across a wide range of applications. Its RoHS compliance and lead-free design align with increasing environmental regulations and the industry's move towards sustainable manufacturing practices. The availability in both standard cartridge and axial lead formats provides flexibility for various mounting configurations, making it suitable for integration into diverse product designs, from compact consumer electronics to heavy-duty industrial machinery. Key features and benefits of the Littelfuse 0239 SLO-BLO Glass Cartridge Fuse include: * **Precision Time-Lag Protection:** Effectively handles temporary overloads while protecting against sustained overcurrents. * **UL/CSA/ANCE 248 Compliance:** Meets rigorous international safety and performance standards. * **Durable Glass Body:** Offers visual indication of fuse status and robust construction. * **Versatile Formats:** Available in cartridge and axial lead options for diverse application needs. * **RoHS Compliant & Lead-Free:** Adheres to environmental regulations for safer manufacturing. * **Trusted Littelfuse Quality:** Backed by the reputation of a leading circuit protection manufacturer. Typical applications for the Littelfuse 0239.200MXP fuse span numerous industries. It is commonly found in power supplies, industrial control systems, medical equipment, automotive electronics, telecommunications devices, and consumer electronics where reliable and precise overcurrent protection is paramount. Professionals select this fuse when a balance is needed between protecting sensitive components and accommodating normal operational current fluctuations. The 5x20mm form factor is a widely adopted standard, ensuring compatibility with many existing fuse holders and designs. Choosing the correct fuse rating, like the 0.200A offered here, is a critical step in the design process to ensure optimal equipment longevity and user safety. The Littelfuse 0239 SLO-BLO series provides peace of mind through dependable circuit protection.
  • 0.200A Time-Lag Glass Cartridge Fuse for precise overcurrent protection.
  • Designed to UL/CSA/ANCE 248 standards for assured safety and performance.
  • 5x20mm form factor with robust glass body construction.
  • SLO-BLO (slow-blow) characteristic allows for temporary inrush currents.
  • RoHS compliant and lead-free for environmental responsibility.

Specifications

Application
electronic equipment & appliances
Brand Name
Littelfuse
Connection Type
Axial Lead / Cartridge
Current Rating
0.200 A
Material
Glass
Mounting Type
Cartridge
Series
SLO-BLO
Size
5x20mm
Special Features
Slo-Blo
Standard
UL/CSA/ANCE 248 Standard
Sub Brand
239 Series
Type
5 x 20 mm UL/CSA Slo-Blo
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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.