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Mersen T084427 - Miniature Fuses Size 6.3x32 125V 25A Medium time-lag SA Clip Mounting
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Mersen T084427 Miniature Fuses Size 6.3x32 125V 25A Medium time-lag SA Clip Mounting

Alternate Item Number: MI6SA12.5V25


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Specification Sheet

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Overview

The Mersen T084427 (SKU: T084427) is a 6.3x32mm miniature fuse designed for reliable overcurrent protection in low-voltage applications. Rated at 25A and 125V, this fuse features a medium time-lag (SA) characteristic, providing essential protection for sensitive electronic components, control apparatus, and semiconductor devices. The SA time-lag is crucial for preventing nuisance tripping caused by brief inrush currents common in power supplies, motor controllers, and industrial automation systems, thereby minimizing downtime. With a high breaking capacity, the T084427 is engineered to safely interrupt fault currents up to its rated limits, ensuring system integrity and preventing damage. Its compact 6.3x32mm size makes it suitable for space-constrained panels and equipment. The clip mounting connection type allows for quick and straightforward installation. Manufactured by Mersen, this fuse delivers consistent performance across industrial, commercial, and consumer electronics. It is an effective solution for safeguarding sensitive components from sustained overcurrent conditions. The medium time-lag characteristic offers a balanced approach, responding quickly to dangerous overcurrents while tolerating transient surges, ensuring operational continuity.
  • 6.3x32mm miniature fuse size for compact applications
  • 25A rated current with 125V operating voltage
  • SA medium time-lag characteristic for inrush current tolerance
  • High breaking capacity for reliable fault current interruption
  • Clip mounting for quick and secure installation
  • Mounting: Clip Mounting
  • High Breaking Capacity

Specifications

Connection Type
clip mounting
Current Rating
25 A
Material
Fuse (composition not specified)
Mounting Type
Clip
Mounting Type
Clip Mounting
Series
SA
Size
6.3x32 mm
Voltage Rating
125 V
Package Dimensions (L x W x H)
1.26 in x 0.25 in x 0.25 in
Package Dimensions (L x W x H)
32 mm x 6.3 mm x 6.3 mm
Package Weight (Imperial)
0.0060 lb
Package Weight (Metric)
0.0020 kg
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Frequently Asked Questions

What is the voltage rating of the T084427 fuse?

The T084427 fuse has a voltage rating of 125V.

What is the current rating of the T084427 fuse?

The T084427 fuse is rated for 25A.

What does the SA time-lag characteristic mean?

The SA time-lag allows the fuse to tolerate brief inrush currents while still protecting against sustained overcurrents.

What is the fuse size for the T084427?

The T084427 fuse has a 6.3x32mm size.

Is the T084427 fuse suitable for semiconductor protection?

Yes, the T084427 is designed for semiconductor protection applications.

What type of mounting does the T084427 fuse use?

The T084427 fuse uses a clip mounting connection type.

What is the weight of the T084427 fuse?

The T084427 fuse weighs 2.5 grams.

What is the breaking capacity of the T084427 fuse?

The fuse is engineered to safely interrupt fault currents up to its rated limits.

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.