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  Monitoring relays  (1,030 offers of 5,351,728 product items)

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Hiquel Voltage Monitoring Relay, 1 Phase, DPDT, DIN Rail / 9144654 (1 offer) 
ICV Series Voltage Control Monitor. Hiquel ICV series monitors a single phase voltage signal. It is suitable for use with alternate and direct voltage signals. Three different voltage ranges availa...
Hiquel
ICV 230Vac
£ 126.829*
per piece
 
 piece
Omron G3NA Series Solid State Relay, 20 A Load, DIN Rail Mount, 264 V ac Load, 24 V dc Control / 7948274 (4 offers) 
Omron Interface Relay ModuleThe Omron interface relay module is an innovative, compact, electromechanical solid-state device equipped with a 5VDC to 10VDC coil voltage rating. This hockey puck styl...
Omron
G3NA-220B-UTU DC5-24
from £ 26.216*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP30 (2 offers) 
Manufacturer: SCHNEIDER ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...50°C Kind of output 1: relay NO / NC Power supply: from tested wiring system IP rating: IP30 Leads: scr...
Schneider Electric
RM35UB3N30
from £ 105.11*
per piece
 
 piece
HOBUT 3 Phase No Display Energy Meter / 9145351 (1 offer) 
C-TRAN 3 Phase CT with In-built Power Meter. The C-Tran is a combined 3 phase multi function AC power transducer and a 3 phase current transformer in one. The meter is fully programmable through ei...
Hobut
C-TRAN-160A
£ 150.896*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP30 (2 offers) 
Manufacturer: SCHNEIDER ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...50°C Kind of output 1: relay NO / NC Power supply: from tested wiring system IP rating: IP30 Leads: scr...
Schneider Electric
RM17UBE16
from £ 56.68*
per piece
 
 piece
Hiquel Phase Monitoring Relay, 3 Phase, DPDT, DIN Rail / 9144663 (1 offer) 
ICP Series 3 Phase Monitoring Relay. Hiquel ICP monitors phase-failure, phase-sequence and phase-asymmetry for supplies with or without neutral. Thresholds for alarm functions, alarm reaction time ...
Hiquel
ICP-V (4-Wire)
£ 95.813*
per piece
 
 piece
HOBUT 3 Phase No Display Energy Meter / 9145357 (1 offer) 
C-TRAN 3 Phase CT with In-built Power Meter. The C-Tran is a combined 3 phase multi function AC power transducer and a 3 phase current transformer in one. The meter is fully programmable through ei...
Hobut
C-TRAN-100A
£ 150.896*
per piece
 
 piece
Omron Phase Monitoring Relay, 3 Phase, SPDT, DIN Rail / 8193251 (2 offers) 
Omron K8AK-PW/PM/PH/PA Monitoring Relays. The Omron K8AK series monitoring relays are expertly designed for accurate and reliable monitoring for industrial facilities and equipment. The K8AK-PW/PM ...
Omron
K8AKPA2380480VAC
from £ 95.55*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP30 (3 offers) 
Manufacturer: SCHNEIDER ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...50°C Kind of output 1: relay NO / NC x2 Power supply: from tested wiring system IP rating: IP30 Leads: ...
Schneider Electric
RM35TF30
from £ 101.21*
per piece
 
 piece
ifm electronic Level Monitoring Relay, 1 Phase, SPDT / 2309390 (1 offer) 
Monitoring Application = Level Electrical Phase = 1 Contact Configuration = SPDT
ifm electronic
DL0201
£ 189.29*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; IP30 (1 offer) 
Manufacturer: SCHNEIDER ELECTRIC Mounting: for DIN rail mounting Operating temperature: -20...50°C Kind of output 1: relay NO / NC Power supply: from tested wiring system IP rating: IP30 Leads: scr...
Schneider Electric
RM17UAS14
from £ 58.25*
per piece
 
 piece
Hiquel Voltage Monitoring Relay, 1 Phase, DPDT, DIN Rail / 9144657 (1 offer) 
ICV Series Voltage Control Monitor. Hiquel ICV series monitors a single phase voltage signal. It is suitable for use with alternate and direct voltage signals. Three different voltage ranges availa...
Hiquel
ICV 400Vac
£ 111.356*
per piece
 
 piece
Module: voltage monitoring relay; for DIN rail mounting; SPDT (1 offer) 
Manufacturer: NOVATEK ELECTRO Mounting: for DIN rail mounting Operating temperature: -35...55°C Kind of output 1: SPDT Kind of output 2: SPDT Power supply: from tested wiring system IP rating: IP40...
NOVATEK ELECTRO
RNPP-311.1
from £ 22.34*
per piece
 
 piece
ifm electronic Level Monitoring Relay, 1 Phase, SPDT / 2309391 (1 offer) 
Monitoring Application = Level Electrical Phase = 1 Contact Configuration = SPDT
ifm electronic
DL0203
£ 189.29*
per piece
 
 piece
Relpol Phase, Voltage Monitoring Relay, 3 Phase, SPDT, Maximum of 552 V, DIN Rail / 9143954 (1 offer) 
Europa Components ECPF Series. Europa Components professional range of phase loss and phase failure monitoring relays.
Relpol
ECPF05
£ 36.54*
per piece
 
 piece
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