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Littelfuse TRDU Time Delay Relays Series

5 variants · Littelfuse

About the Littelfuse TRDU Time Delay Relays Series

The Littelfuse TRDU Time Delay Relays Series series groups 5 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 0.1 Sec to 1705 Hrs, mounting of Socket and package of Bulk. Variants differ by supply voltage, so you can match the exact supply voltage your application requires using the selection guide below. All listed Littelfuse TRDU Time Delay Relays Series part numbers are active and orderable.

Select a variant by

Supply voltage
12 VDC · 24 VAC/DC · 230 VAC

Shared specifications

Delay time
0.1 Sec to 1705 Hrs
Mounting
Socket
Package
Bulk
Timing adjustment method
DIP Switches
Timing initiate method
Input Voltage, Trigger Signal
Type
Mechanical Relay

Variant comparison

ParameterTRDU230A2TRDU24A1TRDU12D1TRDU24A3TRDU12D2
Supply voltage230 VAC24 VAC/DC12 VDC24 VAC/DC12 VDC

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

All variants