Mersen SLR2-1/2 - 300V 1/2 to 15A Fuse for protection of fluorescent lighting fixtures and ballasts 300 Volts 2.5 Amps SLR series.
Mersen

SLR2-1/2

Alternate Item Number: 782001751487

UPC: 782001751487

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Minimum Qty: 5

Multiplier: 5

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Overview

The Mersen SLR2-1/2 is a specialized fast-acting fuse designed for the critical protection of fluorescent lighting fixtures and their associated ballasts. Operating at 300VAC and rated for 2.5 Amps, this fuse is part of Mersen's reliable SLR series, engineered to safeguard sensitive lighting components from overcurrent events. Its primary application is in protecting individual 300V fluorescent fixtures, ensuring operational continuity and preventing damage from overloads or short circuits. The SLR2-1/2 features a high interrupting rating of 10kA I.R., providing robust fault current protection. This fuse is UL Listed (File No. E10480) and CSA Certified, meeting stringent industry safety standards. Its fast-acting nature is crucial for quickly interrupting fault currents, minimizing arc flash potential and protecting equipment. The fuse's integral fuse and insulating cap design contributes to its reliability and ease of use within lighting circuits. For applications requiring precise overcurrent protection for fluorescent lighting systems, the Mersen SLR2-1/2 offers dependable performance and safety. It is compatible with Mersen's SHR fuse holders, which offer features like panel mounting and wire retention for secure installation. The SLR series, including the SLR2-1/2, is ideal for commercial, industrial, and institutional lighting installations where consistent performance and component protection are paramount. Professionals can trust Mersen's extensive experience in electrical protection to deliver a fuse that meets the demanding requirements of modern lighting infrastructure.
  • Fast-acting fuse for rapid overcurrent interruption
  • 300VAC voltage rating suitable for fluorescent lighting
  • 2.5 Ampere current rating for specific fixture protection
  • 10kA interrupting rating for robust fault protection
  • UL Listed (E10480) and CSA Certified for safety compliance

Specifications

Amperage Rating
2.5 A
Application
Protection of fluorescent lighting fixtures and ballasts
Brand Name
Ferraz Shawmut
Connection
Bayonet
Current Rating
2.5 A
Interrupt Rating
10 kA
Mounting
SHR-1 Or SHR
Series
SLR
Special Features
Integral fuse and insulating cap for use with SHR or SHR-1 fuse holders, fast-acting
Standard
UL Listed/CSA Certified
Type
1/4 X 1-1/4 W/integral Cap
Voltage Rating
300 V
Voltage Rating
300 VAC
Package Dimensions (L x W x H)
1.9 IN x 0.25 IN x 0.25 IN
Package Dimensions (L x W x H)
4.826 cm x 6.35 mm x 6.35 mm
Package Weight (Imperial)
0.010 L
Package Weight (Metric)
0.005 kg

Similar Products

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Amperage Rating: 1.6 A

SLR2

Amperage Rating: 2 A

Current Rating: 2 A

SLR1

Amperage Rating: 1 A

Current Rating: 1 A

SLR1/2

Amperage Rating: 0.5 A

Current Rating: 0.5 A

Size: 1/2

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Frequently Asked Questions about Mersen

What industries and applications are Mersen products used for?

Mersen products are used across diverse industrial sectors including solar power, electric vehicles, buildings/construction, industrial automation, power distribution, HVAC, elevators, telecommunications, and specialty manufacturing. Key application areas include circuit protection, surge protection, battery module protection, electrical safety systems, and power management for residential, commercial, and utility-scale installations.

What are the main product lines offered by Mersen?

Mersen offers five primary electrical power product lines: IEC and UL/CSA Fuses and Fusegear, Surge Protection, Low Voltage Disconnect Switches, Power Distribution Blocks, and Engineered Solutions. Their comprehensive range includes specialized components like high-speed fuses, modular fuse holders, surge arresters, and custom-engineered electrical protection systems for industrial and power management applications.

What are the key features of Mersen products?

Mersen products feature advanced electrical protection and power management solutions with key characteristics including finger-safe design, compact modularity, and high-performance safety features. Their product lines span electrical power components like fuses, surge protection, power distribution blocks, and specialized solutions for industrial, solar, and building applications. Critical features include UL/CSA approvals, high short-circuit current ratings, and innovative technologies like the Fuse Control™ program that minimize electrical risks and optimize system performance.

What environmental ratings do Mersen products have?

Mersen products meet rigorous environmental ratings across multiple standards, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13, CSA Type 1, 2, 3, 4, 4X, 12, and 13, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13. They feature IEC 60529 IP66 protection, with enhanced UV inhibitors for outdoor weathering and operating temperatures ranging from -40°C to 130°C (-40°F to 266°F). These ratings ensure superior protection in wet, corrosive, and challenging industrial environments.

What accessories are available for Mersen products?

Mersen offers multiple accessories for their fuse blocks and systems, including safety pullers (DFC3M and DFC3LP), DIN-rail adapters (DRM), bus bars, auxiliary contacts, and specialized mounting hardware. Key accessories include the DFC3M safety puller for 1-1/2" x 13/32" midget or Class CC fuses, the DRM adapter for mounting 303 series fuse blocks on DIN-rail, and UltraSafe fuse module accessories like bus bars and auxiliary contacts that enable module interconnection and monitoring.

How are Mersen products typically installed?

Mersen products are typically installed in electrical distribution systems, control panels, and industrial automation environments using multiple mounting options. These include service entrance panel mounting, distribution panel installation, control panel DIN rail mounting, and custom engineered solutions like Fused Coordination Panelboards. Installation depends on the specific product type, such as fuses, surge protective devices, or switches, and is designed to provide electrical protection and circuit safety in various industrial and commercial applications.

What certifications and standards do Mersen products comply with?

Mersen products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Our products meet rigorous safety and performance standards for industrial applications across North America, China, Russia, and other global markets, ensuring compliance and reliability in electrical power and advanced materials solutions.

What technical support does Mersen offer?

Mersen provides comprehensive technical support through multiple channels, including technical experts located in your time zone who can assist with product selection, application guidance, and troubleshooting. Their Fuse Control™ program offers a free Fuse Inventory Audit & Analysis, and customers can access technical resources through their sales representatives and online platform ep.mersen.com.