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Littelfuse FSU1 Series

2 variants · Littelfuse

About the Littelfuse FSU1 Series

The Littelfuse FSU1 Series series groups 2 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common delay time of 10 FPM to 100 FPM, mounting of Chassis Mount and package of Bulk. All listed Littelfuse FSU1 Series part numbers are active and orderable.

Shared specifications

Delay time
10 FPM to 100 FPM
Mounting
Chassis Mount
Package
Bulk
Supply voltage
24 to 240VAC
Timing adjustment method
Screwdriver Slot
Timing initiate method
Input Voltage, Trigger Signal
Type
Solid State Relay

Request a quote on any Littelfuse FSU1 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants