Littelfuse L17T450 450A 170V DC Current-Limiting Telecom Fuse
● Contact for AvailabilityIntended for DC telecom protection, Littelfuse L17T450 is a 450A, 170V DC current-limiting fuse with 100kA interrupting capability and bolted terminals.

Intended for DC telecom protection, Littelfuse L17T450 is a 450A, 170V DC current-limiting fuse with 100kA interrupting capability and bolted terminals.
Submit directly from this product page. We will reply with availability, lead time and pricing.
For maintenance and design review, Littelfuse L17T450 provides 450A current-limiting protection on 170V DC systems with a 100kA interrupting rating. Its bolted construction is intended for telecommunications and DC power-distribution equipment where fast fault clearing and low let-through energy are important. Applicable references include UL 248-13 and the listed approvals. Review time-current behavior and interrupting capability with the protected equipment before release. When substituting, keep the operating speed and body style aligned with the original device.