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Littelfuse 201A-AU-OT — Relay Sockets

Littelfuse 201A-AU-OT

MPN201A-AU-OT
Active

Littelfuse 201A-AU-OT Voltage Monitor

$121.95 – $151.09Ref. price · indicative, final on quote
Littelfuse 201A-AU-OT datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

201A-AU-OT — Identification
ParameterValue
Series201A-AU
201A-AU-OT — Function & Sensing
ParameterValue
TypeVoltage Asymmetry, Voltage Sensing AC
Trip range190 ~ 480V AC
Trip statusEnergized High/Low
201A-AU-OT — Contacts & Switching
ParameterValue
Contact configurationSPDT (1 Form C)
Contact rating10A @ 240VAC
Output typeRelay
201A-AU-OT — Coil / Input
ParameterValue
Supply voltage190 ~ 480VAC
201A-AU-OT — Timing & Performance
ParameterValue
Delay timeFixed, 1 Sec; 1 Sec ~ 30 Sec
201A-AU-OT — Mechanical & Mounting
ParameterValue
Mounting typeSocketable
201A-AU-OT — Environmental & Durability
ParameterValue
Operating temperature range-40°C ~ 70°C
MPN
201A-AU-OT