Eaton BK/GMT-18/100A Telecommunication Fuse - 125 Vac
Part Number: BK/GMT-18/100A
Quick Summary
The Eaton GMT telecommunication fuse BK/GMT-18/100A provides fast-acting overcurrent protection for telecom equipment. Engineers often struggle with protecting sensitive network gear while minimizing downtime and nuisance outages. Designed to meet CE Marked and RoHS compliant standards, it simplifies regulatory alignment without complicating procurement. With a compact thermoplastic body and tin-plated beryllium copper terminals, it delivers reliable service in crowded telecom racks and data-center closets. The fuse’s 0.18 A rating and high interrupt capability protect the most sensitive lines from overloads without unnecessary blows. This makes it a practical drop-in replacement for common GMT configurations in telecom cabinets.
Product Information
Extended Description
BK/GMT-18/100A Eaton: Eaton Bussmann series GMT telecommunication fuse, 125 Vac, 60 Vdc, 0.18 A, 300 AIC at 125 Vac, 450 AIC at 60 Vdc, Non Indicating, Fast-acting, Thermoplastic, Tin-plated beryllium copper terminal
Product Name
Eaton Bussmann series GMT telecommunication fuse
Catalog Number
BK/GMT-18/100A
UPC
051712576857
Product Length/Depth
0.78 in
Product Height
0.62 in
Product Width
0.11 in
Product Weight
0.1 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Amperage Rating
0.18A
Interrupt rating
450 AIC at 60 Vdc 300 AIC at 125 Vac
Voltage rating
125 Vac, 60 Vdc
Packaging type
Standard
Fuse indicator
Non-indicating
BK/GMT-18/100A~BK-GMT-18-100A~BUSS INDICATING FUSE
BK/GMT-18/100A~BK-GMT-18-100A~BUSS INDICATING FUSE
Bussmann series Fuseology
Eaton Specification Sheet - BK/GMT-18/100A
Fast-acting protection delivers immediate fault isolation, with an amperage rating of 0.18 A and high interrupt ratings of 450 AIC at 60 Vdc and 300 AIC at 125 Vac. This minimizes arc energy and short downtime during overload events, preserving delicate telecom power feeds and line interfaces. In practice, network gear such as switches, modems, and line cards benefit from tighter protection without triggering unnecessary trips during transient surges. The GMT-18/100A couples well with standard GMT configurations, supporting reliable substitution during maintenance or upgrades in telecom cabinets. Durable thermoplastic housing paired with tin-plated beryllium copper terminals enhances mechanical resilience and ensures low contact resistance in crowded enclosures. The combination supports stable performance across temperature variations and mechanical vibration common in data-center and remote-site deployments. For installers, this means fewer reworks, faster panel builds, and confidence that protective devices won’t degrade under normal operating conditions. Non-indicating status keeps the device footprint compact and cost-efficient, which helps maximize space in densely packed telecom racks. While integration requires external monitoring tools or test equipment, Eaton’s datasheets and catalog resources provide clear guidance for proper verification and replacement scheduling. This approach suits mature data centers and field deployments where a reliable, transferable protective solution is valued. Compliance and compatibility are central to the BK/GMT-18/100A. CE Marked and RoHS compliant, it meets critical regulatory expectations for European and global markets. Its compatibility with Bussmann GMT series and standard packaging streamlines procurement, stocking, and field service, enabling consistent protection across mixed equipment environments in telecom rooms and network closets. This translates to lower total cost of ownership through standardized parts and faster MTBF.
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FAQs
BK/GMT-18/100A is designed for Eaton Bussmann GMT telecommunication protection. It suits telecom cabinets, network racks, data centers, and field installations that require a compact, fast-acting fuse with 0.18 A rating and high interrupt capability. Its form factor and GMT-series compatibility support easy substitution during maintenance and upgrades without reconfiguring power feeds.
The fuse provides 0.18 A amperage with interrupt ratings of 450 AIC at 60 Vdc and 300 AIC at 125 Vac. It is rated for 125 Vac and 60 Vdc, and features a non-indicating indicator. The device is CE Marked and RoHS compliant, ensuring regulatory alignment and environmental compliance in European and global deployments.
Yes. The BK/GMT-18/100A is rated for 125 Vac and 60 Vdc, making it suitable for mixed AC/DC telecom environments. Its high interrupt ratings help protect sensitive line interfaces and power feeds in equipment like switches, routers, and telecom line cards without excessive nuisance trips during surges.
The fuse is CE Marked and RoHS Compliant, indicating compliance with European safety directives and restricted hazardous substances requirements. This matters for regulatory approvals, supplier qualification, and downstream procurement in global projects where standardization and environmental responsibility are mandated.
By delivering rapid fault isolation and protecting critical telecom gear with a compact form factor, the fuse reduces downtime and potential equipment damage. Standard GMT-series compatibility lowers stocking diversity, speeds field replacements, and contributes to lower total cost of ownership through predictable MTBF and streamlined maintenance workflows.