Skip to main content
Log in
Littelfuse KRPSD21B — Time Delay Relays

Littelfuse KRPSD21B

MPNKRPSD21B
Active

RELAY TIME DELAY 10SEC 10A 125V

$93.72Ref. price · indicative, final on quote
Littelfuse KRPSD21B datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

KRPSD21B — Identification
ParameterValue
Relay typeMechanical Relay
SeriesKRPS
KRPSD21B — Timing
ParameterValue
FunctionOff-Delay
Delay time range0.1 Sec ~ 10 Sec
Timing adjustment methodScrewdriver Slot
Timing initiate methodInput Voltage, Trigger Signal
KRPSD21B — Electrical
ParameterValue
Supply voltage12 ~ 48VDC
KRPSD21B — Output / Contacts
ParameterValue
Contact rating10A @ 125VAC
Contact configurationSPDT (1 Form C)
KRPSD21B — Mechanical
ParameterValue
Termination styleQuick Connect - 0.250" (6.3mm)
Mounting typeChassis Mount
MPN
KRPSD21B