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  Monitoring Relays (822 items)

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RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 2237789 (1 offer) 
RS PRO Digital Voltage Monitoring RelaysRS PRO is proud to present a complete range of control monitoring relays designed for single-phase or 3 phase systems. Each relay is packed with excellent fe...
RS Pro
2237789
£ 108.41*
per piece
 
 piece
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 2237790 (1 offer) 
RS PRO Digital Voltage Monitoring RelaysRS PRO is proud to present a complete range of control monitoring relays designed for single-phase or 3 phase systems. Each relay is packed with excellent fe...
RS Pro
2237790
£ 116.068*
per piece
 
 piece
RS PRO Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail / 2257386 (1 offer) 
RS PRO 3-Phase Under/Overvoltage RelayThe RS PRO 3-Phase voltage relay is used for connecting to a 3-wire or 4-wire supply. The relay is designed to monitor its own supply and in conjunction with a...
RS Pro
2257386
£ 77.923*
per piece
 
 piece
Relpol Phase, Voltage Monitoring Relay, 3 Phase, SPDT, Maximum of 552 V, DIN Rail / 9143945 (1 offer) 
Europa Components ECPF Series. Europa Components professional range of phase loss and phase failure monitoring relays.
Relpol
ECPF03
£ 22.87*
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
Relpol Phase, Voltage Monitoring Relay, 3 Phase, SPDT, Maximum of 552 V, DIN Rail / 9143957 (1 offer) 
Europa Components ECPF Series. Europa Components professional range of phase loss and phase failure monitoring relays.
Relpol
ECPF08
£ 32.512*
per piece
 
 piece
Schmersal Monitoring Relay, 1NO/2NC, DIN Rail / 2816089 (1 offer) 
Contact Configuration = 1NO/2NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-301ST-CC
£ 302.703*
per piece
 
 piece
Schmersal Monitoring Relay, 1NO/2NC, DIN Rail / 2816090 (1 offer) 
Contact Configuration = 1NO/2NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-201ST-CC
£ 335.02*
per piece
 
 piece
Schmersal Monitoring Relay, 1NO/2NC, DIN Rail / 2816091 (1 offer) 
Contact Configuration = 1NO/2NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-201LC-CC
£ 196.52*
per piece
 
 piece
Schmersal Monitoring Relay, 1NO/2NC, DIN Rail / 2816095 (1 offer) 
Contact Configuration = 1NO/2NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-212ST-CC
£ 347.867*
per piece
 
 piece
Schmersal Monitoring Relay, 1NO/2NC, DIN Rail / 2816096 (1 offer) 
Contact Configuration = 1NO/2NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-322ST-CC
£ 450.975*
per piece
 
 piece
Schmersal Monitoring Relay, 1NO/2NC, DIN Rail / 2816097 (1 offer) 
Contact Configuration = 1NO/2NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-232ST-CC
£ 450.975*
per piece
 
 piece
Schmersal Monitoring Relay, 2NO/4NC, DIN Rail / 2816098 (1 offer) 
Contact Configuration = 2NO/4NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-402ST-CC
£ 418.78*
per piece
 
 piece
Schmersal Monitoring Relay, 4NO/8NC, DIN Rail / 2816092 (1 offer) 
Contact Configuration = 4NO/8NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-204PE-CC
£ 189.962*
per piece
 
 piece
Schmersal Monitoring Relay, 4NO/8NC, DIN Rail / 2816094 (1 offer) 
Contact Configuration = 4NO/8NC Voltage Sensitivity = Overvoltage Mounting Type = DIN Rail
Schmersal
SRB-E-204ST-CC
£ 338.175*
per piece
 
 piece
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* Prices with asterisk are net prices excl. statutory VAT.
Our offer is only aimed at companies, public institutions and freelancers.