Eaton TPS-35LB Telecommunication Fuse - 100 kAIC
Part Number: TPS-35LB
Quick Summary
TPS-35LB is a telecommunication fuse that provides fast overcurrent protection for PCB-based telecom equipment. Engineers often struggle with reliable protection on compact PCBs in crowded cabinets. It is CE marked and RoHS compliant, offering regulatory confidence while supporting high reliability in demanding environments. With a 170 Vdc rating and 35 A capacity, this fuse delivers robust protection for telecom backplanes and data interfaces, reducing downtime and component wear. The combination of PCB tab and bolt tag terminations simplifies installation on standard boards and supports scalable engineering workflows, aligning with broader electrical protection and circuit control strategies.
Product Information
Extended Description
TPS-35LB Eaton: Eaton Bussmann series TPS telecommunication fuse, PCB tab, bolt tag, 170 Vdc, 35 A, 100 kAIC, Non Indicating, Current-limiting, Glass melamine tube, Silver-plated brass ferrules
Product Name
Eaton Bussmann series TPS telecommunication fuse
Catalog Number
TPS-35LB
UPC
051712664486
Product Length/Depth
0.51 in
Product Height
1.5 in
Product Width
0.3 in
Product Weight
0.2 lb
Warranty
Not Applicable
Compliances
RoHS Compliant CE Marked
Amperage Rating
35 A
Interrupt rating
100 kAIC
Voltage rating
170 Vdc
Packaging type
Standard
Fuse indicator
Non-indicating
Special features
PCB tab, bolt tag
Bussmann series complete full line catalog no. 1007
Bussmann series Fuseology
Eaton Specification Sheet - TPS-35LB
TPS-35LB~TPS 35 W/ END TERMINALS
TPS-35LB~TPS 35 W/ END TERMINALS
Datasheet - FNQ-30
Feature: 170 Vdc voltage rating → Business Impact: Expands compatibility with telecom power rails while maintaining safe margins. Application: Use in 170 Vdc telecom power schemes to protect sensitive line interfaces without overrating the system.Feature: 35 A amperage rating → Business Impact: Delivers precise overcurrent protection tailored to mid-range telecom loads, minimizing nuisance blows and extending component life. Application: Ideal for PCB-based telecom boards and data interfaces in rack cabinets. Feature: 100 kAIC interrupt rating → Business Impact: High fault current handling reduces collateral damage and improves system resilience. Application: Essential where large upstream faults may occur in data centers or central offices. Feature: Non-indicating, current-limiting fuse → Business Impact: Reduces visual indicators on crowded boards, enabling cleaner layouts and faster maintenance checks. Application: Suitable for environments requiring low visual fault signals while maintaining fast protection. Feature: Glass melamine tube with silver-plated ferrules → Business Impact: Improves thermal stability and contact durability for steady performance under vibration. Application: Harsh industrial environments and telecom racks with physical vibration. Feature: PCB tab and bolt tag terminations → Business Impact: Flexible mounting options minimize chassis redesign and accelerate field upgrades. Application: Seamless integration with existing Eaton Bussmann series fuses and standardized board footprints. Feature: RoHS Compliant and CE Marked → Business Impact: Compliance supports procurement governance and environmental responsibility. Application: Aligns with regulatory requirements for international deployments and supplier qualification. Feature: Compact packaging and standard packaging type → Business Impact: Streamlines stocking and warehousing for distributors and maintenance teams. Application: Suitable for high-volume spares programs and service inventories.
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FAQs
The TPS-35LB provides PCB tab and bolt tag terminations, enabling flexible mounting on standard PCB footprints and chassis rails. This supports easy retrofits into existing telecom boards and simplifies field upgrades without redesigning the enclosure. The dual termination options also help optimize space in crowded cabinets while maintaining secure electrical contact.
Key specs include an amperage rating of 35 A, a voltage rating of 170 Vdc, and an interrupt rating of 100 kAIC. The device is current-limiting and non-indicating, with a glass-melamine tube construction and silver-plated brass ferrules, delivering reliable protection for mid-range telecom currents and robust fault handling in harsh environments.
Yes. Designed for telecom applications, the TPS-35LB protects PCB assemblies in rack-mounted and enclosure-based systems. Its 170 Vdc rating and 100 kAIC interrupt capability suit telecom power rails and data interface boards, while the compact form factor and PCB/tab termination options facilitate straightforward integration into standard data-center and field-deployed equipment.
The TPS-35LB is CE marked and RoHS compliant, signaling regulatory alignment and environmental responsibility. These certifications simplify procurement in global projects and help meet industrial and data-center compliance requirements, supporting supplier qualification and reducing risk during audits and inspections.
With a non-indicating design and high interrupt rating, the TPS-35LB minimizes nuisance indicator complexity while delivering robust fault protection, reducing downtime and spare part usage. Its compatibility with standard Bussmann-series data sheets simplifies stocking, and its durable construction improves long-term reliability in telecom environments, contributing to lower total cost of ownership.