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Littelfuse HRDM Series

3 variants · Littelfuse

About the Littelfuse HRDM Series

The Littelfuse HRDM Series series groups 3 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common mounting of Chassis Mount, package of Bulk and timing adjustment method of Fixed. Variants differ by delay time and supply voltage, so you can match the exact delay time your application requires using the selection guide below. All listed Littelfuse HRDM Series part numbers are active and orderable.

Select a variant by

Delay time
Fixed, 3 Min · Fixed, 5 Min · Fixed, 12 Sec
Supply voltage
24 VDC · 120 VAC

Shared specifications

Mounting
Chassis Mount
Package
Bulk
Timing adjustment method
Fixed
Timing initiate method
Input Voltage
Type
Mechanical Relay

Variant comparison

ParameterHRDM415MHRDM3112SHRDM413M
Delay timeFixed, 5 MinFixed, 12 SecFixed, 3 Min
Supply voltage120 VAC24 VDC120 VAC

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

All variants