Mersen GFN2-1/4 Fuse GFN - Midget - Time-Delay 250VAC 2.25A Ferrule Visual Indicator
Alternate Item Number: GFN2-1/4
UPC: 782001761660
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Overview
- 250VAC rated, 2.25A current rating with 12-second time-delay at 200% overload
- Built-in pin indicator pops out upon fuse operation for visual or remote signaling
- Compact 10mm x 38mm ferrule design for midget fuse holders
- UL Listed to standard 248-14 (1/10-15A) with 200kA interrupting rating at 250VAC
- Compatible with Mersen UltraSafe™ fuse holders (1/10-10A) for secure mounting
Specifications
AC Voltage Rating | 250 V |
Amperage Rating | 2.25 A |
Application | For supplemental protection of circuits where time-delay and blown fuse indication are required, such as solenoid circuits or control circuits. |
Body Material | PolyTube |
Brand Name | Mersen |
Class | Midget |
Connection | Ferrule |
Connection Material | Tin-Plated Copper |
Connection Type | Ferrule |
Current Rating | 2.25 A |
Fuse Class | Midget |
Interrupt Rating | 0.2 kA |
Mounting | Clip |
Series | GFN |
Size | 1/4 |
Size | 1.5 x 0.41 in |
Size | 38.1 x 10.312 mm |
Special Features | Pin indicator provides visual indication of open fuse or actuates switch for remote signaling Numerous ratings for a wide variety of applications 12 second time-delay at 200 rating Can be used with UltraSafe™ fuse holders (1/10 - 10A) 1 1/2" x 13/32" (10 mm x 38 mm) dimensions |
Standard | UL Listed to standard 248-14 (1/10 to 15A) File E33925 CSA Certified to Standard C22.2 No. 248.14 (1/10 to 15A) |
Type | Midget Fuses |
Type Of Indicators | Visual Indicator |
Voltage Rating | 250 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 10.312 mm x 10.312 mm |
Package Weight (Imperial) | 0.012 lb |
Package Weight (Metric) | 0.005 kg |
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Frequently Asked Questions
What is the amp rating range for GFN midget indicating fuses?
GFN midget indicating fuses are available in ratings from 1/10 through 30A.
What are the voltage ratings for GFN midget indicating fuses?
The fuses are rated for 250VAC for 0.1-10A, 125VAC for 12-15A, and 32VAC for 20-30A.
What are the physical dimensions of the GFN fuses?
The fuses have dimensions of 1 1/2" x 13/32", which is equivalent to 10 mm x 38 mm.
What is the purpose of the pin indicator on GFN fuses?
The pin indicator provides a visual indication of an open fuse or can actuate a switch for remote signaling.
What is the time-delay characteristic of these fuses?
These time-delay fuses offer a 12-second delay at 200% of their rating.
What is the interrupting rating (I.R.) for GFN fuses?
The I.R. is 200kA at 250VAC for 0.1-10A, and 10kA for other voltage/ampere ratings.
Are GFN fuses suitable for branch circuit protection?
No, these fuses are not intended for branch circuit protection.
What applications are GFN fuses recommended for?
They are recommended for supplemental protection of circuits requiring time-delay and blown fuse indication, like solenoid or control circuits.
What certifications do the GFN fuses have?
GFN fuses (1/10 to 15A) are UL Listed to standard 248-14 and CSA Certified to Standard C22.2 No. 248.14.
Which fuse holders are compatible with GFN fuses?
GFN fuses can be used with UltraSafe™ fuse holders for ratings from 1/10 through 10A.
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.