Filter Search Results
Search Within
  • Show In-Stock Items Only
    In Stock Only (321)
  • Manufacturer
    ABB (137)
    ATC Diversified Electronics (75)
    Carlo Gavazzi, Inc. (272)
    Crouzet (94)
    Danfoss (3)
    Eaton - Cutler Hammer (5)
    ebm-papst (1)
    E-T-A Circuit Protection and Control (1)
    Finder (12)
    Hoffman Cooling (1)
    IFM Efector (5)
    Macromatic (55)
    NTE Electronics, Inc. (4)
    Omron Automation (79)
    Omron Safety (Sti) (1)
    Pepperl+Fuchs Factory Automation (1)
    Phoenix Contact (22)
    Red Lion Controls (9)
    RS Pro (9)
    Schneider Electric (47)
    Schneider Electric/Legacy Relays (2)
    Sensata - Crydom (6)
    Setra Systems Inc. (1)
    Siemens (285)
    SSAC SYMCOM INC (4)
    Struthers-Dunn (8)
    TE Connectivity (17)
    Time Mark Corporation (70)
    TURCK (2)
  • Monitoring Function
    Current Monitor (133)
    Current/Voltage Monitor (1)
    Cycle Monitor (1)
    Frequency Monitor (1)
    Insulation/Earth Fault Monitor (11)
    Load Monitor (5)
    Phase Monitor (174)
    Phase, Voltage (3)
    Safety Relay (1)
    Seal Monitor (6)
    Speed Monitor (3)
    Temperature Monitor (45)
    Voltage Monitor (148)
  • Mounting Type
    DIN Rail (96)
    DIN Rail/Panel Mount (1)
    Panel Mount (26)
    Plug-in octal (1)
    Socket (71)
    Surface mount (DIN rail) (1)
  • Relay Type
    Electromechanical (128)
    Protective Relay (2)
    Solid State (8)
  • Contact Form
    (2X) SPDT (2)
    2 Form C, DPDT (2)
    DPDT (68)
    DPST-NO (1)
    SPDT (120)
    SPDT, SPST-NC (1)
    SPDT, SPST-NO (3)
    SPST-NO (9)
  • Current Rating
    1 A (2)
    1.5 A (1)
    10 A (69)
    100 A (1)
    10A (3)
    13 A (1)
    14 A (1)
    15 A (5)
    16 A (2)
    3 A (2)
    30 A (3)
    4 A (3)
    40 A (3)
    5 A (63)
    50 A (1)
    7 A (1)
    8 A (31)
  • Termination
    11-Pin Octal (3)
    8-Pin Octal (41)
    Plug-In (5)
    Push-In (1)
    QC Tabs (8)
    Screw (60)
    Screws (1)
    Spring (8)
  • Number of Pins
    11 Pin (28)
    4 Pin (1)
    8 Pin (51)
    9 Pin (3)
  • Standards
    CB Scheme, CCC, GL, GOST, RMRS, UL (2)
    CE (1)
    CE (LVD) 73/23/EEC - EMC 89/336/EEC, CSA, GL, UL, ISO 9001, ISO 14001, OHSAS 18001, UL Listed, CSA Certified, EC Approved (1)
    CE Certified; EMC EN 61000-6; IEC (2)
    CE Compliant (1)
    CE Marked (3)
    CE, CSA, UL (23)
    CE, cUL, UL (2)
    CE, cULus (5)
    CE, cURus, cULus (1)
    CE, cURus, cULus w/socket (1)
    CE, EMC EN 61000-6, UL (3)
    CE, RoHS, UL, cULus (6)
    CE, UL, cULus (13)
    CSA (1)
    CSA, UL (11)
    CSA, UL, CE (1)
    C-TICK, CCC, CSA, UL (4)
    CUL, UL (3)
    cULus (9)
    cULus, UL (1)
    cULus, UL, CE (4)
    cULus, UL, CE, RoHS (3)
    cULus, UL, CSA (2)
    cURus (1)
    RoHS (2)
    UL (3)
    UL, cRUus (3)
    UL, CSA (11)
    UL, CSA, CE (1)
    UL, cUL, CE (1)
  • IP Rating
    IP20 (22)
    IP30 (1)
  • Special Features
    1 Channel (1)
    3-Way Isolation, Adjustable Operating/Closed Circuit Current Behaviour, Adjustable Switching Hysteresis, Relay PDT Output, Switching Point can be Freely Selected in the Measuring Range of 0 to 16 A ac (1)
    8-Pin, Magnetically Coupled By Passing Supply Line Through Protruding Current Transformer, No Physical Connection to the AC Line That Is Being Monitored, Plug-In (4)
    Adjustable 0.5 to 10 Seconds Time Delay on Drop-Out, LED Indicates Relay Status, Monitors AC Single-Phase or DC Voltages, Standard 8-Pin Octal Socket Mounting (5)
    Adjustable Asymmetry, Adjustable Response Delay, Adjustable Via Potentiometer on the Front, Variable Supply Voltage Range (6)
    Adjustable Hysteresis, Adjustable Voltage Limit on Relative Scale, Programmable Latching at Set Level (2)
    Adjustable Time Delay, LED Indicates Fault Indication (2)
    Adjustable Time Delay, LED Indicates Output Relay Status (3)
    Adjustable Trip and Restart Delay, Automatic or Manual Reset (1)
    Adjustment for Time Delay, Adjustment for Undervoltage Trip Level, Detects Incorrect Phase Sequence & Phase Loss, Measures Phase to Phase Voltages, Microprocessor Based Relay, Monitors Own Supply & Detects an Undervoltage Condition on One or more Phases, True RMS Monitoring, 2 LEDs for the Indication of Operational States (2)
    Automatic or Manual Reset (2)
    Automatic or Manual Reset, Phase Unbalance: 2% to 10%, Adjustable (3)
    Automatic Phase Sequence Correction Configurable, Off Delay (1)
    Automatic Phase Sequence Correction Configurable, On/Off Tripping Delay (1)
    Coordinated with the Technical Characteristics of the 3RT2 Contactors, Directly Mountable onto 3RT2 Contactors, i.e. No Additional Wiring Outlay in the Main Circuit (4)
    Detect When All 3 Phases Are Present & Have the Correct Sequence, TRMS 3-Phase Over & Under Voltage, Phase Sequence, Phase Loss, Asymmetry & Tolerance Monitoring Relay (10)
    Fixed or Adjustable Time Delay on Drop Out, LED Indicates Output Relay Status (2)
    LED Indicates Output Relay Status, Fixed or Adjustable Time Delay on Drop Out (1)
    LED Indicates Relay Status, Monitors AC Single-Phase or DC Voltages, Standard 8-Pin Octal Socket Mounting (3)
    LED Indicates Relay Status, Monitors AC Single-Phase or DC Voltages, Standard 8-Pin Octal Socket Mounting, Adjustable Time Delay (3)
    LED Indication (1)
    LED Indication, fail safe with time delay adjustment (1)
    LED Status Indicators (6)
    Low/High Trip with Independent Delays or Disabled, UL Listed, User Programmable, User Selectable Relay Operation Options, Can Be Restored to Factory Settings or Calibrated Using True RMS Voltmeter in the Field (2)
    Microprocessor based, LED indication (1)
    Microprocessor based, LED Indication (2)
    On the input side, the analog standards signals 0...20 mA or 0...10 V per DIP switch can be set. On the output side, a relay with predetermined delay time (PDT) contact is available. The switching thresholds are set via potentiometer. (1)
    True RMS monitoring, Microprocessor based, Isolated auxiliary support (2)
    Universal Voltage, User Adjustable Time Delay Drop Out on Undervoltage, LED Indicates Both Normal and Fault Conditions (1)
  • Series
    153 Series (1)
    16 Series (4)
    160 Series (1)
    173 Series (2)
    18 Series (2)
    19 Series (2)
    20 Series (1)
    21 Series (1)
    236 Series (2)
    25 Series (1)
    250 Series (9)
    2500 Series (5)
    252 Series (2)
    253 Series (2)
    257 Series (3)
    258 Series (3)
    26 Series (1)
    260 Series (4)
    2601 Series (1)
    2628 Series (1)
    263 Series (2)
    2638 Series (1)
    264 Series (2)
    2642 Series (1)
    2644 Series (4)
    2652 Series (3)
    2681 Series (1)
    269 Series (4)
    272 Series (1)
    273 Series (1)
    2734 Series (1)
    274 Series (1)
    2742 Series (1)
    286 Series (9)
    342B Series (1)
    3RN Series (14)
    3RR Series (6)
    3RS Series (8)
    3UG Series (20)
    661 Series (1)
    70 Series (5)
    72 Series (7)
    831 Series (2)
    98043603 Series (1)
    ADP Series (1)
    Basic Monitoring Relay Series (4)
    CAH Series (2)
    CBA Series (1)
    CCM Series (1)
    CLB Series (1)
    CM Series (7)
    CMB Series (2)
    CMG Series (2)
    CM-N Series (1)
    CO Series (1)
    COKP Series (2)
    CS Series (2)
    DIB Series (1)
    DIB01 Series (1)
    DIB02 Series (1)
    DPA/PPA Series (24)
    DPB02 Series (1)
    DUA01 Series (1)
    DUB01 Series (1)
    DWB01 Series (1)
    E-1048-8C Series (1)
    E53 Series (1)
    EI Series (9)
    ENR Series (1)
    EUH Series (1)
    FN Series (1)
    H3US Series (1)
    H3USN Series (1)
    HSV Series (1)
    HUH Series (1)
    HUL Series (1)
    IAR.T Series (1)
    IR.T Series (1)
    ISO Series (3)
    K8AK Series (17)
    K8DT Series (61)
    KFU8 Series (1)
    LN Series (1)
    LT3 Series (3)
    MBC 8100 Series (2)
    MCR Series (3)
    MIC Series (1)
    Monitoring Relays Series (4)
    MS24 Series (1)
    MS27 Series (1)
    MUS Series (1)
    MUSF Series (1)
    MWA Series (1)
    MWG Series (1)
    MWS Series (1)
    MWU Series (1)
    MWUA Series (1)
    PAP Series (3)
    PBD Series (2)
    PCP Series (2)
    PIA01 Series (1)
    PIB01 Series (1)
    PIB02 Series (1)
    PMD Series (5)
    PMP series (2)
    PMP Series (2)
    PRA Series (2)
    PRS1 Series (9)
    PUA01 Series (1)
    PUB01 Series (1)
    R67 Series (3)
    R68 Series (1)
    RA Series (53)
    RGC Series (1)
    RM17 Series (11)
    RM35 Series (10)
    RM4 Series (6)
    RN1S Series (33)
    SLA Series (13)
    SLD Series (2)
    SLU Series (5)
    SMR Series (5)
    Solitron Series (2)
    SPM Series (7)
    SR2 Series (1)
    SUA Series (2)
    TDT Series (1)
    TeSys LR2D Series (1)
    UOA Series (12)
    UR Series (1)
    VAKP Series (6)
    VAKPU Series (1)
    VMKP Series (1)
    VMP Series (2)
    VWKP Series (3)
    W235 Series (2)
    W236 Series (4)
    WRA Series (1)
Home  >  Relays  >  Monitoring Relays     Clear
Compare Info Availability Price Quantity
Monitoring Function
Mounting Type
Relay Type
Contact Form
Current Rating
You may only compare up to 5 items.
In Stock: 68
On Order: 60
+1 $88.75
+10 $86.08
+50 $81.65
+250 $76.33
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 68
+1 $103.08
+15 $97.93
+25 $93.03
+50 $88.38
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 54
+1 $230.19
+10 $223.28
+50 $211.77
+250 $197.97
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Panel Mount
Electromechanical
DPDT
3 A
You may only compare up to 5 items.
In Stock: 56
+1 $103.11
+15 $97.96
+25 $93.06
+50 $88.41
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 57
On Order: 51
+1 $93.33
+5 $90.53
+10 $85.86
+50 $80.27
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 49
On Order: 63
+1 $142.69
+5 $138.41
+10 $131.27
+50 $122.71
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
DIN Rail
Electromechanical
DPDT
10 A
You may only compare up to 5 items.
In Stock: 30
+1 $104.38
+10 $101.25
+50 $96.03
+250 $89.77
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
SPDT
10 A
You may only compare up to 5 items.
In Stock: 46
+1 $120.17
+10 $116.57
+50 $110.55
+250 $103.35
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 52
On Order: 35
1 $148.59
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
DIN Rail
Electromechanical
SPDT
8 A
You may only compare up to 5 items.
In Stock: 43
+1 $99.48
+15 $94.51
+25 $89.78
+50 $85.30
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 36
On Order: 18
+1 $187.07
+3 $177.51
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
DIN Rail
Electromechanical
SPDT
5 A
You may only compare up to 5 items.
In Stock: 15
+1 $133.31
+10 $129.30
+50 $122.65
+250 $114.65
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
You may only compare up to 5 items.
In Stock: 39
+1 $103.08
+15 $97.93
+25 $93.03
+50 $88.38
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 20
+1 $125.70
+15 $119.42
+25 $113.45
+50 $107.77
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT, SPST-NO
5 A
You may only compare up to 5 items.
In Stock: 11
On Order: 13
+1 $106.46
+15 $101.14
+25 $96.08
+50 $93.28
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 386
+1 $130.75
+5 $126.83
+10 $123.03
+25 $82.57
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Current Monitor
DIN Rail
Electromechanical
SPDT
10 A
You may only compare up to 5 items.
In Stock: 11
+1 $178.44
+10 $173.09
+50 $164.16
+250 $153.46
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Panel Mount
Electromechanical
DPDT
5 A
You may only compare up to 5 items.
In Stock: 26
On Order: 35
+1 $107.06
+10 $103.85
+50 $98.49
+250 $92.07
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Phase Monitor
Socket
SPDT
You may only compare up to 5 items.
In Stock: 46
On Order: 27
+1 $118.96
+3 $113.01
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
You may only compare up to 5 items.
In Stock: 44
+1 $79.66
+15 $75.69
+25 $71.90
+50 $68.30
Each
-
+
ADD TO CART UPDATE CART
Error updating cart
Voltage Monitor
You have 0 products to compare selected.
Clear
Hide
COMPARE