Product range
Account
Sign in / Register
Basket
 
 
 >  >  >  > Circuit Breakers ---

  Circuit Breakers (930 items)

The following filters help refine the item list according to your needs:
Filter: Price fromto£  Word filter 
Features
☐
Comparison of items
Layout
☐
Large product images
☐
☐
☐
Cluster beta
We make the best of your requirements. You save money.
Highlight all items that meet your requirements.
You will get the best offer in the basket.
Picture
Order
Siemens
5ST3010
from £ 9.75*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 1+N; Charact: C (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4514-7
from £ 23.58*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 1+N; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6514-7
from £ 21.78*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 1+N; Charact: D (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4514-8
from £ 32.12*
per piece
 
 piece
Siemens
5SL4114-7
from £ 6.55*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 1; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4114-7
from £ 12.25*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 1; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6114-7
from £ 11.75*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 1; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4114-8
from £ 16.66*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 1; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SL4114-8
from £ 10.08*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 2; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SL4214-7
from £ 18.80*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 2; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4214-7
from £ 33.84*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 2; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6214-7
from £ 32.92*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 2; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SL4214-8
from £ 27.99*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 2; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4214-8
from £ 47.16*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3+N; Charact: C (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4614-7
from £ 60.20*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3+N; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6614-7
from £ 58.27*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3+N; Charact: D (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4614-8
from £ 85.72*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4314-7
from £ 45.66*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SL4314-7
from £ 26.83*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6314-7
from £ 46.88*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SL4314-8
from £ 39.53*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 3; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4314-8
from £ 66.68*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 4; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4414-7
from £ 65.34*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 4; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.3A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6414-7
from £ 65.70*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.3A; Poles: 4; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.3A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4414-8
from £ 93.18*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1+N; Charact: C (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4505-7
from £ 23.64*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1+N; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6505-7
from £ 22.77*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1+N; Charact: D (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4505-8
from £ 31.81*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1; Charact: A; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: A Cross section of connectin...
Siemens
5SY4105-5
from £ 19.90*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4105-7
from £ 12.17*
per piece
 
 piece
Siemens
5SL4105-7
from £ 6.71*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1; Charact: C; 6kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6105-7
from £ 11.83*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SL4105-8
from £ 10.17*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 1; Charact: D; 10kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4105-8
from £ 16.69*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 2; Charact: A; 10kA (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: A Cross section of connectin...
Siemens
5SY4205-5
from £ 48.63*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 2; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SL4205-7
from £ 19.37*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 2; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4205-7
from £ 33.49*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 2; Charact: C; 6kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6205-7
from £ 32.62*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 2; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SL4205-8
from £ 28.21*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 2; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4205-8
from £ 48.32*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3+N; Charact: C (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4605-7
from £ 60.08*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3+N; Charact: C; 6kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6605-7
from £ 58.62*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3+N; Charact: D (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4605-8
from £ 86.34*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3; Charact: A; 10kA (1 offer) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: A Cross section of connectin...
Siemens
5SY4305-5
from £ 67.62*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SL4305-7
from £ 26.78*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4305-7
from £ 45.63*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3; Charact: C; 6kA (3 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY6305-7
from £ 47.26*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SY4305-8
from £ 68.11*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 3; Charact: D; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -25...55°C Current rating: 0.5A IP rating: IP20 Characteristics: D Cross section of connectin...
Siemens
5SL4305-8
from £ 40.47*
per piece
 
 piece
Circuit breaker; 230/400VAC; Inom: 0.5A; Poles: 4; Charact: C; 10kA (2 offers) 
Manufacturer: SIEMENS Mounting: for DIN rail mounting Rated voltage: 230/400V AC Operating temperature: -40...70°C Current rating: 0.5A IP rating: IP20 Characteristics: C Cross section of connectin...
Siemens
5SY4405-7
from £ 67.83*
per piece
 
 piece
forward
Items per page: 10   15   20   50   100    Page: 1   2   3   4   5   6   7   8   9   10   11   ..   19   forward
* Prices with asterisk are net prices excl. statutory VAT.
Our offer is only aimed at companies, public institutions and freelancers.