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  Monitoring Relays (217 items)

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Level monitoring relay; conductive fluid level; 24VAC; 24VDC (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT Supply voltage: 24V DC;24V AC Leads: spring clamps Type of module: level monitoring re...
Siemens
3UG4501-2AA30
from £ 66.97*
per piece
from £ 66.97*
per piece
 
 piece
Level monitoring relay; conductive fluid level; 24÷240VAC; SPDT (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -25...60°C Kind of output 1: SPDT Supply voltage: 24...240V AC;24...240V DC Leads: spring clamps Type of module: level m...
Siemens
3UG4501-2AW30
from £ 73.72*
per piece
from £ 73.72*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AN20
from £ 63.49*
per piece
from £ 63.49*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AP20
from £ 65.81*
per piece
from £ 65.81*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1AQ20
from £ 63.56*
per piece
from £ 63.56*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1BN20
from £ 71.73*
per piece
from £ 71.73*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4511-1BQ20
from £ 73.47*
per piece
from £ 73.47*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AN20
from £ 66.53*
per piece
from £ 66.53*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AP20
from £ 68.45*
per piece
from £ 68.45*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; SPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2AQ20
from £ 66.40*
per piece
from £ 66.40*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2BN20
from £ 75.35*
per piece
from £ 75.35*
per piece
 
 piece
Voltage monitoring relay; phase sequence; 3UG; DPDT; 250VAC/3A (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: DPDT Power supply: from tested wiring system IP rating: IP20 Leads: spring clamps Body dime...
Siemens
3UG4511-2BP20
from £ 83.99*
per piece
from £ 83.99*
per piece
 
 piece
Siemens 3UG4511-1BP20 electrical relay Black, Grey (2 offers)
Siemens
3UG45111BP20
from £ 75.64*
per piece
from £ 75.64*
per piece
 
 piece
Siemens 3UG4511-2BQ20 electrical relay Black, Grey (2 offers)
Siemens
3UG45112BQ20
from £ 75.34*
per piece
from £ 75.34*
per piece
 
 piece
Voltage monitoring relay; for DIN rail mounting; 3UG; SPDT; IP20 (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Operating temperature: -20...65°C Kind of output 1: SPDT Power supply: from tested wiring system IP rating: IP20 Leads: screw terminals Body di...
Siemens
3UG4512-1AR20
from £ 69.55*
per piece
from £ 69.55*
per piece
 
 piece
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