Protection Relays & Systems
1363 Items
PDF Mfr Part # RFQ Series Packaging Product StatusFunctionVoltage - SupplyTrip RangeDelay TimeMounting TypeTermination StyleFeaturesOperating Temperature
SE-325NT
SE-325NT
NGR MON 120 VAC NON-LATCH GF 0.1
Littelfuse Inc.
SE-325 Bulk ActiveGround Fault, Overvoltage120VAC0.5 ~ 4A0.1 ~ 2sChassis MountScrew TerminalManual Reset-40°C ~ 60°C
SE-325SN
SE-325SN
NGR MON EXTENDED RF TRIP NON-LAT
Littelfuse Inc.
SE-325 Bulk ActiveGround Fault, Overvoltage120VAC0.5 ~ 4A0.1 ~ 2sChassis MountScrew TerminalManual Reset-40°C ~ 60°C
SE-325ST
SE-325ST
NGR MON EXTENDED RF TIME GF 0.1-
Littelfuse Inc.
SE-325 Bulk ActiveGround Fault, Overvoltage120VAC0.5 ~ 4A0.1 ~ 2sChassis MountScrew TerminalManual Reset-40°C ~ 60°C
1810DBX
1810DBX
PROTECTIVE RELAY 120V
TE Connectivity Aerospace, Defense and Marine
1800 Bulk Active-120VAC--Chassis MountStud--
1840X
1840X
1840X=RELAY, PARALLELING
TE Connectivity Aerospace, Defense and Marine
1800 Bulk Active-460VAC--Chassis MountStud--25°C ~ 70°C
1-1618060-6
1-1618060-6
1100DC-17X=WILMAR DC OVERCURRE
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
SE-105DL
SE-105DL
GF-GC MON 120VAC/VCD LATCHING GC
Littelfuse Inc.
SE-105 Bulk ActiveGround Fault120VAC/DC0.5 ~ 4A0.1 ~ 1sChassis MountScrew TerminalAutomatic Reset, Manual Reset-40°C ~ 60°C
SE-107DL
SE-107DL
GF-GC MON UVR LATCHING GC 120V
Littelfuse Inc.
SE-107 Bulk ActiveGround Fault120VAC/DC0.5 ~ 4A0.1 ~ 1sChassis MountScrew TerminalAutomatic Reset, Manual Reset-40°C ~ 60°C
4-1618103-9
4-1618103-9
WCB-26DC-2=RELAY, CURRENT BALANC
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
4-1618103-3
4-1618103-3
WCB-125DC-.5=WILMAR CURRENT BA
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
WCB-125DC-1
WCB-125DC-1
WCB-125DC-1=WILMAR CURRENT BAL
TE Connectivity Aerospace, Defense and Marine
WCB Bulk ActivePhase Imbalance125VDC0.2 ~ 1A0.9 ~ 1.3sChassis MountScrew Terminal--40°C ~ 70°C
EL731-20-10
EL731-20-10
AC/DC EARTH-LKGE RELAY
Littelfuse Inc.
EL731 Bulk ActiveGround Fault, Overtemperature24VDC0.03 ~ 5A0.05 ~ 2sPanel MountSpring TerminalCT Loop Monitoring, Harmonic Filtering-
710TD-8X
710TD-8X
710TD-8X=RELAY, REVERSE POWER
TE Connectivity Aerospace, Defense and Marine
700 Bulk Active-120/220/266VAC-0.5 ~ 20sChassis MountScrew Terminal--
4-1618082-6
4-1618082-6
400-SX=WILMAR UNDERVOLTAGE REL
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
2-1618375-1
2-1618375-1
H-8/S92=RELAY, VACUUM, SPDT
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
301-38X
301-38X
301-38X=WILMAR OVERVOLTAGE 208
TE Connectivity Aerospace, Defense and Marine
Bulk ActiveOvervoltage208VAC208 ~ 260VAC1 ~ 10sChassis MountScrew Terminal--25°C ~ 50°C
4-1618071-0
4-1618071-0
251-19X=WILMAR OVER/UNDERVOLTA
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
1-1618062-3
1-1618062-3
1351-4X=WILMAR CURRENT DIFF
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
1618090-8
1618090-8
700TDX=WILMAR REVERSE POWER
TE Connectivity Aerospace, Defense and Marine
Bulk Active--------
SE-400-02
SE-400-02
GROUND-FAULT-RELAY TEST UNIT 240
Littelfuse Inc.
Box Active--------