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Littelfuse HRDR321A4R — Time Delay Relays

Littelfuse HRDR321A4R

MPNHRDR321A4R
Active

RELAY TIME DELAY 100SEC 30A 125V

$82.85Ref. price · indicative, final on quote
Littelfuse HRDR321A4R datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

HRDR321A4R — Identification
ParameterValue
Relay typeMechanical Relay
SeriesHRDR
HRDR321A4R — Timing
ParameterValue
FunctionRepeat Cycle
Delay time range1 Sec ~ 100 Sec
Timing adjustment methodScrewdriver Slot
Timing initiate methodInput Voltage, Trigger Signal
HRDR321A4R — Electrical
ParameterValue
Supply voltage24VDC
HRDR321A4R — Output / Contacts
ParameterValue
Contact rating30A @ 125/240VAC
Contact configurationSPDT (1 Form C)
HRDR321A4R — Mechanical
ParameterValue
Termination styleQuick Connect - 0.250" (6.3mm)
Mounting typeChassis Mount
MPN
HRDR321A4R