Mersen E095477 - Miniature Fuses Size 5x20 400V 0.5A Medium time-lag SA Clip Mounting
Mersen

E095477

Alternate Item Number: MI5SA40V0.5


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Specification Sheet

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Overview

The Mersen E095477 is a miniature fuse designed for precise overcurrent protection in sensitive electronic circuits. Featuring a 5x20mm form factor, this fuse operates at a maximum voltage of 400V and is rated for 0.5A. Its SA (medium time-lag) characteristic is crucial for safeguarding semiconductor devices from damaging overcurrent conditions. This time-lag design allows for temporary, short-duration current surges, such as those encountered during component startup or inrush currents, without causing nuisance tripping. However, it reliably interrupts sustained overcurrents, preventing equipment failure and downtime. The E095477 is engineered for clip mounting, facilitating straightforward integration into various electrical panels and equipment. Its compact size makes it suitable for applications where space is at a premium. The fuse is constructed with high-quality materials to ensure consistent performance and reliability. A key benefit is its very high breaking capacity, which provides robust protection against severe fault currents, thereby enhancing the overall durability and safety of the protected system. This fuse is an essential component for ensuring the longevity and operational integrity of electronic equipment across diverse industrial and commercial settings. Manufacturer: Mersen. SKU: E095477. UNSPSC Code: 39121628.
  • 5x20mm Miniature Fuse Size
  • 400V Operating Voltage
  • 0.5A Current Rating
  • SA Medium Time-Lag Characteristic
  • Clip Mounting for Easy Installation

Specifications

Current Rating
0.5 A
Mounting Type
Clip Mounting
Series
SA
Size
5x20
Voltage Rating
400 V
Package Dimensions (L x W x H)
0.79 in x 0.2 in x 0.2 in
Package Dimensions (L x W x H)
20 mm x 5 mm x 5 mm
Package Weight (Imperial)
0.0030 lb
Package Weight (Metric)
0.0010 kg
One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.

LCMA6-8-C

One-hole, metric conductor, standard barrel with window lug, 4-6mm wire, M8 stud hole.
JB5-2 2 POLE JUMPER 5.2MM SPACING

1SNK905302R0000

JB5-2 2 POLE JUMPER 5.2MM SPACING
JB5-5 5 POLE JUMPER 5.2MM SPACING

1SNK905305R0000

JB5-5 5 POLE JUMPER 5.2MM SPACING
Ground Lug

DNGL

Ground Lug
RELEASE UNDERVOLTAGE BS DWB400 D70

BS DWB400D70

RELEASE UNDERVOLTAGE BS DWB400 D70
LUG LT1A-UBW800

LT1A-UBW800

LUG LT1A-UBW800

Frequently Asked Questions

What is the voltage rating of this Mersen fuse?

This Mersen miniature fuse has an operating voltage rating of 400V.

What is the current rating for the E095477 fuse?

The Mersen E095477 fuse is rated for 0.5A.

What type of time-lag does the SA fuse offer?

The SA designation indicates a medium time-lag characteristic for this fuse.

What is the physical size of this miniature fuse?

This miniature fuse has a physical size of 5x20mm.

How is this fuse mounted?

This fuse is designed for clip mounting.

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.