GMT-3A Telecommunication Fuse by Eaton - CE RoHS Certification

Part Number: GMT-3A
Eaton logo
Manufacturer
Eaton
Part number
GMT-3A

Quick Summary

GMT-3A telecommunication fuse by Eaton protects telecom circuits by quickly interrupting fault currents in data and control lines. When selecting fuses, engineers grapple with balancing current rating, voltage compatibility, and the need for compact footprints in dense panels. This model helps by offering a 3 A rating at 125 Vac and 60 Vdc in a small package, with CE marking and RoHS compliance to meet global standards. Its blue color code and non-indicating design support fast identification and safe maintenance, while tin-plated beryllium copper terminals enhance contact reliability. For system integrators, this combination translates into reduced downtime, simpler procurement, and predictable protection across diverse telecom deployments.

Product Information

Extended Description

GMT-3A Eaton: Eaton Bussmann series GMT telecommunication fuse, Color code blue, 125 Vac, 60 Vdc, 3 A, Non Indicating, Fast-acting, Tin-plated beryllium copper terminal
Product Name
Eaton Bussmann series GMT telecommunication fuse
Catalog Number
GMT-3A
UPC
051712576772
EAN
5027590093156
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
3 A
Voltage rating
125 Vac, 60 Vdc
Packaging type
Standard
Fuse indicator
Non-indicating
Special features
Color code blue
GMT-3A is a fast-acting 3 A fuse rated for 125 Vac and 60 Vdc, purpose-built for telecommunications circuits. Its rapid response minimizes fault energy and clears faults quickly, reducing damage to sensitive line drivers and data interfaces in network equipment. This makes it ideal for telecom power rails, data center interconnects, and remote terminal cabinets where reliability and uptime are critical. The device uses a user-friendly color code blue and is non-indicating, simplifying field identification during maintenance without distracting indicator LEDs. In telecom racks and control cabinets, the blue fuse color allows quick inspection, reducing downtime during replacements and speeding fault isolation. This aligns with standard integration practices in industrial networks. The GMT-3A employs tin-plated beryllium copper terminals for stable, corrosion-resistant connections through many mating cycles. Terminal quality translates to consistent contact resistance and dependable trip performance, even in harsh environments with dust, vibration, or humidity. This construction supports long service intervals and lowers maintenance costs. Compact footprint—0.78 in long, 0.62 in high, and 0.11 in wide—supports tight board layouts and recessed fuse holders. Its standard packaging and compatibility with common fuse-housing formats streamline installation and replacement, reducing assembly time in high-volume manufacturing and field service. The small size also enables easier stocking and faster swaps in constrained spaces. Compliances include CE marking and RoHS compliance, helping manufacturers meet global regulatory requirements and simplify audits. The GMT-3A's reliable electrical ratings and rugged construction support compliance-heavy devices used in telecom and data networks. With Eaton’s Bussmann heritage, procurement is simplified and total cost of ownership is lowered through consistent performance.

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FAQs

GMT-3A is designed for straightforward drop-in use with standard fuse holders in telecom panels. Verify the holder matches a 0.78 inch length, non-indicating design, and tin-plated beryllium copper terminals for reliable mating. Ensure correct orientation and seating to achieve optimal contact resistance, and replace only with the same model to preserve rated performance.
GMT-3A provides a 3 A amperage rating with voltage capabilities of 125 Vac and 60 Vdc. It is a fast-acting fuse with blue color coding and non-indicating indicators. These ratings support protection for mixed AC/DC telecom circuits, enabling predictable trip behavior and minimized fault energy in sensitive equipment.
Yes. The GMT-3A is CE marked and RoHS compliant, aligning with essential regulatory standards for safety, environmental impact, and global distribution. This simplifies cross-border procurement and reduces compliance risk for telecom equipment deployed in diverse regions.
GMT-3A is ideal for telecom power rails, network cabinets, and data-center interconnects where space is at a premium and precise protection is required. Its compact form factor, fast-acting response, and reliable tin-plated terminals support uptime, easy maintenance, and consistent trip performance across multiple deployments.
GMT-3A measures 0.78 inches in length, 0.62 inches in height, and 0.11 inches in width, with a standard packaging type. It is compatible with typical plug-in fuse holders used in telecom and panel equipment, enabling quick swaps and minimal downtime during maintenance or replacements.