Littelfuse TLS002LB - TLS002LB is a Telecommunications fuse with an ampere rating of 2.
Littelfuse

TLS002LB

Alternate Item Number: 0TLS002.TXLB

UPC: 079458061703


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Minimum Qty: 500

Multiplier: 500

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Overview

The **Littelfuse TLS002LB 2A Telecommunications Fuse** is a precision-engineered overcurrent protection solution designed to safeguard critical telecom infrastructure. As a trusted component in telecommunications networks, this fuse provides dependable circuit protection for sensitive equipment, ensuring operational continuity and minimizing downtime. Engineered to meet the rigorous demands of modern telecom systems, the TLS002LB delivers consistent performance under varying load conditions, making it an essential choice for network operators, data centers, and equipment manufacturers. Telecommunications fuses like the TLS002LB are specifically designed to protect low-voltage circuits in telecom applications, where reliability and fast response times are paramount. With a **2A current rating**, this fuse is optimized for protecting signal lines, control circuits, and power distribution networks in central offices, remote terminals, and customer premises equipment (CPE). Its compact form factor and robust construction ensure compatibility with industry-standard fuse holders and panels, simplifying installation and maintenance in constrained environments. **Key Features and Benefits:** - **High Reliability:** Built to withstand transient surges and sustained overcurrent events, the TLS002LB ensures long-term protection for critical telecom infrastructure. - **Fast-Acting Response:** Engineered for quick interruption during fault conditions, this fuse minimizes the risk of equipment damage and service disruptions. - **Industry Compliance:** Designed to meet stringent telecom industry standards, including UL and IEC certifications, ensuring compatibility with global network deployments. - **Compact and Durable:** The fuse’s low-profile design and rugged construction make it ideal for high-density installations in data centers, switching centers, and outdoor cabinets. - **Cost-Effective Protection:** By preventing costly equipment failures, the TLS002LB reduces maintenance costs and extends the lifespan of telecom systems. **Typical Applications:** The TLS002LB is widely used in telecommunications infrastructure, including: - **Central Offices (COs):** Protecting line cards, power distribution units, and signaling circuits. - **Data Centers:** Safeguarding network switches, routers, and server power supplies. - **Customer Premises Equipment (CPE):** Ensuring reliable operation of modems, gateways, and VoIP devices. - **Wireless Networks:** Protecting base station equipment, repeaters, and small cell sites. - **Industrial IoT Systems:** Providing overcurrent protection for telecom-enabled industrial automation and monitoring systems. **Selection and Installation Considerations:** When selecting a telecommunications fuse, professionals prioritize factors such as current rating, response time, and environmental durability. The **2A rating** of the TLS002LB makes it suitable for low-power telecom circuits, while its fast-acting characteristic ensures rapid fault isolation. Installation is straightforward, as the fuse is designed to fit standard **5x20mm fuse holders**, commonly used in telecom equipment racks and panels. For optimal performance, professionals should ensure proper sizing based on the circuit’s nominal current and inrush characteristics. **Why Choose Littelfuse?** Littelfuse is a global leader in circuit protection, with over a century of innovation and expertise in fuse technology. The company’s telecommunications fuses, including the TLS002LB, are trusted by network operators and equipment manufacturers worldwide for their reliability, precision, and adherence to industry standards. Whether deployed in legacy systems or next-generation 5G networks, Littelfuse fuses provide the protection needed to maintain uninterrupted service and safeguard valuable infrastructure. For telecom professionals seeking a dependable, high-performance fuse, the **TLS002LB** is a proven solution that delivers peace of mind in critical applications.
  • 2A current rating for low-voltage telecom circuits
  • Fast-acting response to minimize equipment damage
  • Compact 5x20mm design for high-density installations
  • UL and IEC certified for global telecom compliance
  • Trusted by network operators and equipment manufacturers

Specifications

Application
Telecommunications
Brand Name
Littelfuse
Current Rating
2 A
Special Features
Multiple mounting configurations
Sub Brand
TLS Series
Type
Current Limiting
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 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
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.