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  Voltage monitoring relays  (18,025 offers of 2,473,916 product items)

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Finder TYPE 13.22 electrical relay White (2 offers) 
Type 13.22 YESLY Electronic Bluetooth Multi-function relays with Bluetooth, 2 contacts, for use with the YESLY system. It can perform various functions in controlling lights and fans. Equipped with...
Finder
13.22.8.230.B000
from € 65.23*
per piece
 
 piece
ABB CR-M125DC4L electrical relay (1 offer) 
The CR-M125DC4L pluggable interface relay is a miniature relay, which is to be plugged into a suitable ABB CR-M socket. Plugged into a socket, the combination of relay and socket may be seemlessly ...
ABB
1SVR405613R8300
from € 9.03*
per piece
 
 piece
Cradle relay 2 change-over (CO) 24 VDC (1 offer) 
Cradle relay, Temperature range: -40...+70 °C, Manufacturer Article n°: V23154D721F104, Contact material: Ag+Au, Contact type: Single contacts, Contacts: 2 change-over (CO), Pitch: 2.5 mm, Protecti...
TE Connectivity
1393809-1
from € 98.61*
per piece
 
 piece
ABB PSE142-600-70 electrical relay Grey (1 offer) 
The softstarter PSE142-600-70 has a rated maximum operational current of 142 A with an operating voltage span from 208...600 V AC. The rated control voltage is between 100...250 V AC at 50/60 Hz. P...
ABB
PSE142-600-70
from € 1,180.60*
per piece
 
 piece
NORVI-IIOT-AE01-R (ESP32-WROOM32 / 8x Digital In-, 6x Relay outputs, 2 x Transistor Out-) (1 offer) 
USB Programmable Industrial ESP32 with OLED Display and din-rail mount. It is designed for protection and reliability. Complying with 2014/30/EU- Electromagnetic Compatibility (EMC) Annex III, Part...
Norvi
IIOT-AE01-R
from € 84.20*
per piece
 
 packet
Earth leakage relay; 110÷125VAC,220÷240VAC,380÷415VAC; DPDT (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: on panel Operating temperature: -10...60°C IP rating: IP40 (from the front);IP20 at terminal side Supply voltage: 220...240V AC;110...125V AC;380...415V AC C...
LOVATO Electric
R3D415
from € 293.19*
per piece
 
 piece
ABB CR-M4SF electrical relay White (1 offer) 
The CR-M4SF socket is from the CR-M (miniature) relay range. The standard socket is suitable for CR-M relays with 4 c/o (SPDT) output contacts. The socket has fork type connection terminals. Plugga...
ABB
1SVR405651R3300
from € 4.95*
per piece
 
 piece
ABB CM-ESS.2S electrical relay (1 offer) 
The CM-ESS.2S is a single-functional voltage monitoring relay from the CM single-phase monitors range. This monitoring relay operates with a rated control supply voltage of 24 - 240 V AC / DC and h...
ABB
1SVR730830R0400
from € 97.76*
per piece
 
 piece
ABB CT-SDC.22 electrical relay Grey (1 offer) 
The CT-SDC.22 is a single-function electronic time relay from the CT-C timer range. It provides a star-delta function with 7 time ranges from 0.05 s to 10 min. and a fixed transition time of 50 ms....
ABB
1SVR508211R0100
from € 31.57*
per piece
 
 piece
Phoenix Contact 2866064 electrical relay Green (2 offers) 
Monitoring relay for monitoring 3-phase voltages of 280...520 V AC, undervoltage, window, phase sequence, phase failure, asymmetry, wide-range power supply unit, 2 PDTs
Phoenix Contact
2866064
from € 210.73*
per piece
 
 piece
ABB CR-M125DC4LG electrical relay (1 offer) 
The CR-M125DC4LG pluggable interface relay is a miniature relay with gold-plated contacts, which is to be plugged into a suitable ABB CR-M socket. Plugged into a socket, the combination of relay an...
ABB
1SVR405618R8300
from € 13.95*
per piece
 
 piece
Cradle relay 2 change-over (CO) 48 VDC (1 offer) 
Cradle relay, Temperature range: -40...+70 °C, Manufacturer Article n°: V23154D726F104, Contact material: Ag+Au, Contact type: Single contacts, Contacts: 2 change-over (CO), Pitch: 2.5 mm, Protecti...
TE Connectivity
4-1393809-4
from € 121.43*
per piece
 
 piece
ABB PSE170-600-70 electrical relay (1 offer) 
The softstarter PSE170-600-70 has a rated maximum operational current of 170 A with an operating voltage span from 208...600 V AC. The rated control voltage is between 100...250 V AC at 50/60 Hz. P...
ABB
PSE170-600-70
from € 1,357.13*
per piece
 
 piece
NORVI-IIOT-AE01-T (ESP32-WROOM32 / 8x Digital Input, 8 x Transistor Out) (1 offer) 
USB Programmable Industrial ESP32 with OLED Display and din-rail mount. It is designed for protection and reliability. Complying with 2014/30/EU- Electromagnetic Compatibility (EMC) Annex III, Part...
Norvi
IIOT-AE01-T
from € 72.66*
per piece
 
 packet
Earth leakage relay; 110÷125VAC,220÷240VAC,380÷415VAC; SPDT (1 offer) 
Manufacturer: LOVATO ELECTRIC Mounting: for building in Operating temperature: -10...60°C IP rating: IP20 at terminal side Supply voltage: 220...240V AC;110...125V DC;110...125V AC;380...415V AC Ho...
LOVATO Electric
31RC60415
from € 237.28*
per piece
 
 piece
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