Eaton TPN-100 Telecommunication Fuse - 100 kAIC
Part Number: TPN-100
Quick Summary
The TPN telecommunication fuse from Eaton provides fast-acting overcurrent protection for telecom and data networks. Design engineers often struggle with reliable protection in compact footprints while minimizing disruptive outages. The data does not list specific certifications, but telecom protection devices typically align with established standards such as IEC, UL, and CE where applicable. This non-indicating, current-limiting fuse uses silver-plated terminals to enhance reliability in harsh environments, helping ensure stable network operation. By leveraging the Eaton Bussmann family, you gain a scalable DC protection solution for telecom power systems that supports downtime reduction and predictable maintenance planning.
Product Information
Extended Description
TPN-100 Eaton: Eaton Bussmann series TPN telecommunication fuse, 170 Vdc, 100 A, 100 kAIC, Non Indicating, Current-limiting, Silver-plated terminal
Product Name
Eaton Bussmann series TPN telecommunication fuse
Catalog Number
TPN-100
UPC
051712196673
Product Length/Depth
1.2 in
Product Height
5.75 in
Product Width
1.2 in
Product Weight
0.32 lb
Warranty
Not Applicable
Compliances
Not Applicable
Amperage Rating
100 A
Interrupt rating
100 kAIC
Voltage rating
170 Vdc
Packaging type
Standard
Fuse indicator
Non-indicating
TPN-100~TELPOWER FUSE
TPN-100~TELPOWER FUSE
Bussmann series Fuseology
Eaton Specification Sheet - TPN-100
Feature: Current-limiting protection delivers fast fault interruption, reducing energy and arc exposure. Benefit: Lowered risk of collateral damage to telecom equipment and shorter repair windows, enabling more reliable service restoration in data centers and field deployments. Application: Ideal for DC distribution in telecom racks where rapid fault clearing protects sensitive equipment. Feature: 170 Vdc voltage rating coupled with 100 A amperage and 100 kAIC interrupt rating. Benefit: Robust performance for high-energy DC rails, meeting stringent protection requirements in critical networks. Application: Data centers, carrier hotels, and large campus infrastructure using DC power feeds. Feature: Non-indicating design with silver-plated terminals. Benefit: Simpler installation in dense panels and corrosion-resistant connections that sustain long-term reliability. Application: Outdoor cabinets and indoor telecom frames with frequent maintenance cycles. Feature: Compact footprint (1.2 in x 1.2 in base, 5.75 in height) and standard packaging. Benefit: Easy integration into standard fuse blocks and limited-space installations, reducing retrofit costs. Application: Retrofit projects and new builds needing flexible, modular protection. Feature: Part of the Bussmann series family with standard catalogs and datasheets. Benefit: Quick sourcing, consistent replacement parts, and streamlined procurement workflows. Application: procurement teams seeking standardization across multiple site protection needs.
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FAQs
The TPN-100 is designed for standard Bussmann-series protection blocks and common telecom fuse holders. Its compact 1.2 in square footprint and standard packaging enable straightforward installation in DC power shelves and telecom cabinets. For exact carrier compatibility, refer to Eaton’s datasheets and the Bussmann catalog to ensure correct mounting hardware and block spacing.
Key specifications include 170 Vdc voltage rating, 100 A amperage rating, and a 100 kAIC interrupt rating, indicating the fuse can safely interrupt high-energy faults. It is a non-indicating, current-limiting device with silver-plated terminals, designed for stable connections and reduced contact resistance in DC telecom circuits.
Yes. The TPN-100 is specifically suited for DC protection in telecom power distribution, providing fast fault clearing at 170 Vdc and 100 A. Its high interrupt rating helps protect DC rails and sensitive telecom equipment, supporting uptime goals in data centers and field installations.
The provided data does not list specific certifications for the TPN-100. In practice, telecom fuses often align with standards such as IEC, UL, and CE depending on the region. When procurement is completed, verify the exact certifications in Eaton’s specification sheet or the regional harmonized documents to meet local regulatory requirements.
The TPN-100’s current-limiting, non-indicating design reduces fault energy and simplifies panel layouts, potentially lowering maintenance time during fault events. Silver-plated terminals enhance long-term reliability, reducing replacement cadence. For ROI, consider faster fault clearance, minimized downtime, and standardized parts from the Bussmann series across telecom deployments.