Mersen FSM15 - Multi-meter fuse 10x35/10x38 FSM 1000VAC 1000VDC 15A Ferrule
Mersen

FSM15

Alternate Item Number: FSM15

UPC: 782001326678


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Overview

The Mersen FSM15 (SKU: FSM15) is a specialized multi-meter fuse engineered for precise protection in demanding AC and DC electrical systems. Rated for 1000 VAC and 1000 VDC, this ferrule-type fuse offers a continuous current rating of 15A, ensuring reliable performance in power electronics metering and control applications. Its compact 10x35/10x38mm dimensions make it suitable for a variety of meter types. Constructed with a durable glass melamine body and featuring plated terminals, the FSM15 provides enhanced reliability and longevity. This fuse is UL Recognized (File E60314), meeting stringent safety and performance standards. It is designed to offer full-range protection, safeguarding sensitive equipment from overcurrents. The FSM15 is a direct replacement for Bussmann DMM-B and Littelfuse FLU series fuses, facilitating easy upgrades and replacements. Its robust design and high voltage rating make it an ideal choice for applications requiring consistent current handling and fast-acting response in precision measurement equipment operating up to 1000V.
  • 1000 VAC / 1000 VDC voltage rating for versatile application
  • 15A continuous current rating for reliable protection
  • Ferrule connection type with 10x35/10x38mm size
  • Durable glass melamine body and plated terminals
  • UL Recognized (File E60314) for safety and quality assurance

Specifications

AC Voltage Rating
1000 V
Amperage Rating
15 A
Application
Multi-meters
Body Material
GMG
Brand Name
Mersen
Class
Midget
Connection
Ferrule
Connection Material
Tin-Plated Copper
Connection Type
Ferrule
Current Rating
15 A
DC Voltage Rating
1000 V
Fuse Class
Midget
Interrupt Rating
20 kA
Mounting
Clip
Series
FSM
Size
1.5 x 0.41 in
Size
38.1 x 10.414 mm
Size
10x35/10x38
Special Features
For the protection of multi-meters 1000V AC/DC for full range protection 100 Current rated for continuous current with L/R = 10mS carrying capability Glass melamine body and plated terminals provide superior reliability and performance
Standard
UL Recognized Component File E60314
Type
Midget Fuses
Voltage Rating
1000 VAC
Package Dimensions (L x W x H)
1.5 in x 0.41 in x 0.41 in
Package Dimensions (L x W x H)
38.1 mm x 10.414 mm x 10.414 mm
Package Weight (Imperial)
0.016 lb
Package Weight (Metric)
0.007 kg
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Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

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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

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9F61 Size B Clips 1.6in

Frequently Asked Questions

What is the maximum voltage rating for the Mersen FSM15 fuse?

The Mersen FSM15 fuse has a maximum voltage rating of 1000 VAC and 1000 VDC.

What is the current rating of the Mersen FSM15 fuse?

The Mersen FSM15 fuse has a continuous current rating of 15A.

What are the physical dimensions of the Mersen FSM15 fuse?

The Mersen FSM15 fuse has a ferrule connection type and measures 10x35/10x38mm.

Is the Mersen FSM15 fuse UL Recognized?

Yes, the Mersen FSM15 fuse is UL Recognized under File E60314.

What material is the body of the Mersen FSM15 fuse made from?

The Mersen FSM15 fuse features a glass melamine body for durability.

What types of meters is the Mersen FSM15 fuse designed to protect?

The Mersen FSM15 fuse is designed to protect both analog and digital meters.

What is the interrupting rating of the Mersen FSM15 fuse?

The Mersen FSM15 fuse has a 20kA interrupting rating.

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.