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  Surge Suppressor Units (526 items)

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Phoenix Contact 2839224 terminal block accessory 10 pc(s) (1 offer) 
Base element for protective plug PT with protective circuit for two 2-wire floating signal circuit, gas-filled surge arrester between the connections 3-4 (GND) and 9-10, for mounting on NS 35/7.5 a...
Phoenix Contact
2839224
from £ 64.33*
per piece
Phoenix Contact 2838228 terminal block accessory 10 pc(s) (1 offer) 
PT protective connector with protective circuit for two 2-wire floating signal circuits. 24 V DC nominal voltage. HART-compatible.
Phoenix Contact
2838228
from £ 143.604*
per piece
Phoenix Contact 2838225 surge protector Blue 24 V (1 offer) 
PT protective plug with protective circuit for two 2-wire floating Ex i signal circuits. Nominal voltage: 24 V DC, HART-compatible.
Phoenix Contact
2838225
from £ 148.198*
per piece
Phoenix Contact 2858043 surge protector Black 12 V (1 offer) 
Surge protection plug for the base element, normal mode voltage coarse and fine protection for two floating signal wires and ground in IT, common mode voltage coarse protection to ground/earth. Des...
Phoenix Contact
2858043
from £ 96.036*
per piece
Phoenix Contact 2800078 surge protector Black 24 V (1 offer) 
Protective connector PT with protective circuit for a 4-wire floating signal circuit. Nominal voltage: 24 V AC
Phoenix Contact
2800078
from £ 176.058*
per piece
Phoenix Contact 2839240 surge protector 24 V Black (1 offer) 
Protective plug PT with protective circuit for a 4-core floating signal circuit. Nominal voltage: 24 V DC
Phoenix Contact
2839240
from £ 116.53*
per piece
Phoenix Contact 2839402 terminal block accessory 10 pc(s) (1 offer) 
Base element for protective plug PT with protective circuit for a 4-wire floating signal circuit, bridge between the connections 3-4 (GND) and 9-10, for mounting on NS 35/7.5 and NS 35/15, housing ...
Phoenix Contact
2839402
from £ 44.718*
per piece
Phoenix Contact 2839376 terminal block accessory 10 pc(s) (1 offer) 
Base element for protective plug PT with protective circuit for 4 signal wires, with gas-filled surge arrester between the connections 3-4 (GND) and 9-10, for mounting on NS 35/7.5 and NS 35/15, ho...
Phoenix Contact
2839376
from £ 50.612*
per piece
Phoenix Contact 2838306 surge protector Black 5 V (1 offer) 
Protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side. Nominal voltage: 5 V DC
Phoenix Contact
2838306
from £ 226.535*
per piece
Phoenix Contact 2838351 surge protector Black 24 V (1 offer) 
Protective plug PT with protective circuit for 4 conductors of signal circuits grounded on one side. Nominal voltage: 24 V AC
Phoenix Contact
2838351
from £ 149.177*
per piece
Phoenix Contact 2839282 surge protector Black 230 V (2 offers) 
Base element for protective plug PT, for mounting on NS 35/7.5 and NS 35/15, housing width: 17.5 mm
Phoenix Contact
2839282
from £ 22.233*
per piece
Phoenix Contact 2801256 terminal block Black (2 offers) 
Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module for one 2-wire floating signal circuit. Indirect grounding via gas-fille...
Phoenix Contact
2801256
from £ 112.444*
per piece
Phoenix Contact 2800977 surge protector 24 V Black (1 offer) 
Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module for one 2-wire floating signal circuit. Indirect grounding via gas-fille...
Phoenix Contact
2800977
from £ 141.016*
per piece
Phoenix Contact 2800772 surge protector Black 24 V (1 offer) 
Surge protection plug with integrated multi-stage status indicator on the module for a 2-wire floating signal circuit. 24 V DC nominal voltage.
Phoenix Contact
2800772
from £ 105.852*
per piece
Phoenix Contact 2801255 surge protector Black 24 V (1 offer) 
Surge protection, consisting of protective plug and base element, with integrated multi-stage status indicator on the module, for one 2-wire floating signal circuit, HART-compatible.
Phoenix Contact
2801255
from £ 109.639*
per piece
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