Littelfuse BLS001 - BLS001 is a special-sized Midget fuse at 1 ⅜” long with an ampere rating of 1 and 600 V ac.
Littelfuse

BLS001

Alternate Item Number: 0BLS001.T

UPC: 079458120318


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Overview

The Littelfuse BLS001 Midget fuse (SKU: BLS001) stands as a critical component for reliable circuit protection across a wide spectrum of industrial and commercial applications. Engineered by Littelfuse, a recognized leader in circuit protection, this special-sized Midget fuse offers a precise 1 Ampere (1A) rating combined with a robust 600 Volt AC (600V AC) voltage capability. Its compact 1 ⅜” length makes it an ideal solution for applications where space is a premium, such as within intricate control panels, compact power supplies, and specialized industrial machinery. This fuse is meticulously designed to safeguard sensitive electronic components and equipment from the damaging effects of overcurrent and voltage surges. By interrupting the circuit when fault conditions arise, the BLS001 prevents catastrophic failures, costly downtime, and potential safety hazards. Its construction adheres to stringent industry safety standards, ensuring dependable performance and peace of mind for engineers and maintenance professionals. The Littelfuse BLS001 is not merely a fuse; it's an assurance of operational integrity and equipment longevity. Key specifications and benefits of the Littelfuse BLS001 include: * **Precise Overcurrent Protection:** With a 1A rating, it offers fine-grained protection for circuits requiring specific current limits. * **High Voltage Capability:** Rated for 600V AC, it is suitable for a broad range of industrial power systems. * **Compact Midget Size:** The 1 ⅜” length facilitates integration into space-constrained designs and existing equipment. * **Trusted Manufacturer:** Littelfuse is renowned for its commitment to quality, innovation, and reliability in circuit protection solutions. * **Broad Applicability:** Ideal for use in control circuits, lighting systems, HVAC equipment, and various OEM applications. When selecting a fuse for critical industrial systems, factors such as voltage rating, current rating, interrupting capacity, and physical dimensions are paramount. The BLS001 from Littelfuse addresses these needs with its well-defined specifications and proven performance. Its application extends to protecting transformers, motor controls, and other sensitive electronic assemblies where consistent and reliable protection is non-negotiable. Professionals rely on Littelfuse for fuses that deliver consistent performance, even in demanding operational environments. The BLS001 exemplifies this commitment, providing a dependable barrier against electrical faults and ensuring the continuous, safe operation of vital industrial equipment. Trust the Littelfuse BLS001 for superior circuit protection that upholds the integrity of your systems.
  • Littelfuse BLS001 Midget Fuse for reliable circuit protection.
  • 1 Ampere (1A) current rating for precise overcurrent safeguarding.
  • 600 Volt AC (600V AC) voltage rating suitable for industrial applications.
  • Compact 1 ⅜” length for space-constrained installations.
  • Engineered for durability and performance in demanding environments.

Specifications

Amperage Rating
1 AMP
Application
low amp - space saving
Brand Name
Littelfuse
Current Rating
1 A
Interrupt Rating
10 kA
Series
Midget
Size
1 ⅜"
Size
1 ⅜" L
Special Features
RoHS
Sub Brand
BLS
Type
Fast-Acting Fuse
Voltage Rating
600 VAC
Voltage Rating
600 V AC
Package Weight (Imperial)
0.015 L
Package Weight (Metric)
6.900 g
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.