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Available Now! 
Available Now!Grace Technologies
R-3MT-VI-KIT
CHEK VOLT KIT W/ CAP, FLANGE LABEL & HORIZONTAL LABEL
ChekVolt Voltage Indicator and Safe-Test Point Combo Unit Kit, Includes Cap and 2 Labels: Flange and Horizontal for Flexible Mounting Options, Indoor/Outdoor, 1.55 x 1.55 x 3.15" (WHD)
$477.00$477.00 -
Available Now! 
Available Now!TELE Controls
E1PF480Y/277VSY01
E1PF480Y277VS01, 1340306
Monitoring Relay, 208-480VAC, Phase Sequence, Phase Failure, Asymmetry Monitoring, 1 Changeover Contact, Installation Design, -25 to +70C, Terminals IP20, Housing IP40, 17.5 x 87 x 65mm
$93.94$93.94 -
Available Now! 
Available Now!Carlo Gavazzi
DPA51CM44
Minimum Order 1 is Limited to Available Stock Only! Then the Minimum will be 5 Pieces.
Monitoring Relay, 3-Phase, 208-480VAC, 5A, SPDT, 17.5mm DIN Rail Mount
$84.31$84.31 -
Available Now! 
Available Now!Carlo Gavazzi
DUB01CB23500V
Minimum Order 5 Pieces, Price per Piece
Monitoring Relay, TRMS 1P Over/Under, 115/230VAC, 2-500VAC/DC, DIN Rail Mount
$155.68$155.68 -
Available Now! 
Available Now!Carlo Gavazzi
DPA01CM44
Minimum Order 5 Pieces, Price per Piece
Monitoring Relay, 3-Phase, 208-480VAC, 8A, SPDT, DIN Rail Mount
$103.39$103.39 -
Available Now! 
Available Now!Carlo Gavazzi
DPA53CM48
Minimum Order 1 is Limited to Available Stock Only! Then the Minimum will be 5 Pieces. | Limited Stock Savings: 3 units available at this price
Monitoring Relay, 3-Phase, 380-480VAC, 5A, SPDT, 17.5mm DIN Rail Mount
$113.62$113.62 -
Available Now! 
Available Now!Carlo Gavazzi
DPA52CM44
Monitoring Relay, 3-Phase, 208-480V, 17.5mm Width, Protect Loads From Wrong Phase Sequency/Loss- Minimum Order 5pcs, Price is per Piece
$116.03$116.03 -
Available Now! 
Available Now!Carlo Gavazzi
DIB02CB23150MV
Minimum Order 5 Pieces, Price per Piece
Monitoring Relay, 115-230VAC, SPDT, 6 to 150mV AC/DC and 0.4 to 4 Vp AC (MI or MP Range), Single Phase, DIN Rail Mount
$148.48$148.48 -
$81.41$81.41 -
$81.41$81.41 -
$81.41$81.41 -
LS Electric
3805000500
GMP80-3SR
Motor Protection Relay, Electronic (EMPR), 80A, 100~260V, 1NO/1NC, GMP80-3SR
$101.78$101.78
Monitoring relays are protective devices that detect or monitor one or more of the following; phase sequence or failure, frequency, over/under voltage, level, power or current. Once an issue is detected the relay will trigger the proper action.