Eaton 70D-5A Telecommunication Fuse - CE Marked
Part Number: 70D-5A
Quick Summary
The Eaton Bussmann 70D-5A telecommunication fuse protects telecom circuits in network gear. In practice, field faults can cause unexpected downtime and costly equipment damage if protection is inadequate. This device carries CE Marked compliance and robust electrical ratings, including 125 Vac and 300 Vdc with a 1 kAIC interrupt rating, supporting reliable service in mixed AC/DC telecom environments. For manufacturers and service teams, its ferrule-end design and clear color code streamline installation and fast fault isolation, while keeping maintenance costs predictable and downtime minimal.
Product Information
Extended Description
70D-5A Eaton: Eaton Bussmann series 70 Series telecommunication fuse, Color code Green/Black, 125 Vac, 300 Vdc, 5A, 1 kAIC at 300 Vdc, Non Indicating, Ferrule end X ferrule end
Product Name
Eaton Bussmann series 70 Series telecommunication fuse
Catalog Number
70D-5A
UPC
051712736107
EAN
5027590092159
Product Length/Depth
1.63 in
Product Height
2.5 in
Product Width
0.42 in
Product Weight
0.5 lb
Warranty
Not Applicable
Compliances
CE Marked
Amperage Rating
5 A
Interrupt rating
1 kAIC at 300 Vdc
Voltage rating
125 Vac, 300 Vdc
Packaging type
Standard
Connection
Ferrule end x ferrule end
Fuse indicator
Non-indicating
Special features
Color code green/black
Bussmann series complete full line catalog no. 1007
Bussmann series Fuseology
Eaton Specification Sheet - 70D-5A
Bussmann series Telpower indicating fuse and holder 70 series data sheet no. 5007
Datasheet - FNQ-30
Feature: 5 A amperage rating. Business impact: Provides precise overcurrent protection tailored to telecom loads, reducing nuisance trips and extending component life. Application: Network switches, telecom enclosures, and line-side equipment. Feature: 125 Vac / 300 Vdc voltage rating. Business impact: Enables cross-system compatibility across AC and DC telecom power rails, simplifying design and stocking. Application: Telecom racks with mixed-voltage supplies. Feature: 1 kAIC interrupt rating at 300 Vdc. Business impact: Ensures safe fault clearance for high-energy circuits, minimizing arc duration and equipment damage. Application: High-density telecom power distributions. Feature: Ferrule end x ferrule end connections. Business impact: Facilitates quick, tool-free replacement in Telpower holders, reducing maintenance time. Application: Field service and factory floor upgrades. Feature: Color code green/black. Business impact: Speeds visual identification during troubleshooting, cutting mean time to repair. Application: Enclosures and cabinet installations. Feature: Non-indicating fuse. Business impact: Lowers indicators’ maintenance concerns while leveraging inherent reliability. Application: Continuous operation in telecom systems. Feature: CE Marked compliance. Business impact: Supports regulatory acceptance across European installations and global deployments. Application: International telecom deployments and OEM configurations.
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FAQs
The 70D-5A uses ferrule-end connections designed for Telpower 70 series holders. It fits standard telecom enclosures and replacement ferrule-based fuse systems. For best results, pair with Eaton Bussmann Telpower holders and confirm clearance in your enclosure to ensure secure seating and optimal cooling during operation.
The fuse is rated for 5 A with voltage ratings of 125 Vac and 300 Vdc and provides an interrupt rating of 1 kAIC at 300 Vdc. It features non-indicating status and a distinctive green/black color code for quick identification, supporting reliable protection in telecom circuits.
Yes. The 70D-5A is designed for telecom environments, including networking gear and enclosure power feeds. Its 1 kAIC capability and dual voltage ratings make it suitable for mixed AC/DC telecom power rails, while ferrule-end connections simplify rapid field replacement in service scenarios.
The 70D-5A carries CE Marked compliance, indicating conformity with essential European safety standards for electrical protection devices. This helps support regulatory acceptance in international deployments and OEM configurations, reducing compliance risk during global rollout.
Using the 70D-5A can lower maintenance time thanks to ferrule-end design that enables quick swaps and the distinct color code for rapid fault localization. The robust 1 kAIC at 300 Vdc rating reduces downtime from faults, which translates to lower service costs and improved overall equipment availability.