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Circuit Protectors

95 items in 7,489 variations
*incl. VAT plus shipping costs
Item description
Total
Price list
Product type
Pin number
Tripping characteristics
Rated current
Rated Voltage
Rated voltage (DC)
Rated voltage (AC)
Assembly
Degree of protection (IP)
Version
5SY7125-8 Siemens Circuit Protectors
Circuit breaker, 1 pole, D Curve, 25 A, DIN rail, 5SY7125-8
Order No.:
 27H7642
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7125-8
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 41.44 € *
1 pcs.
41.4358 €
circuit breaker
1 pole
D
25 A
72 V
DIN rail
IP20
5SY7132-6 Siemens Circuit Protectors
Circuit breaker, 1 pole, B Curve, 32 A, DIN rail, 5SY7132-6
Order No.:
 27H7643
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7132-6
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 23.04 € *
1 pcs.
23.0384 €
circuit breaker
1 pole
B
32 A
72 V
DIN rail
IP20
5SY7132-7 Siemens Circuit Protectors
Circuit breaker, 1 pole, C Curve, 32 A, DIN rail, 5SY7132-7
Order No.:
 27H7644
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7132-7
Standard delivery time from the manufacturer is: 3 Weeks
Total Price: 39.38 € *
1 pcs.
39.3771 €
circuit breaker
1 pole
C
32 A
72 V
DIN rail
IP20
5SY7132-8 Siemens Circuit Protectors
Circuit breaker, 1 pole, D Curve, 32 A, DIN rail, 5SY7132-8
Order No.:
 27H7645
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7132-8
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 48.18 € *
1 pcs.
48.1831 €
circuit breaker
1 pole
D
32 A
72 V
DIN rail
IP20
5SY7140-6 Siemens Circuit Protectors
Circuit breaker, 1 pole, B Curve, 40 A, DIN rail, 5SY7140-6
Order No.:
 27H7646
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7140-6
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 28.10 € *
1 pcs.
28.0959 €
circuit breaker
1 pole
B
40 A
72 V
DIN rail
IP20
5SY7140-7 Siemens Circuit Protectors
Circuit breaker, 1 pole, C Curve, 40 A, DIN rail, 5SY7140-7
Order No.:
 27H7647
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7140-7
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 48.18 € *
1 pcs.
48.1831 €
circuit breaker
1 pole
C
40 A
72 V
DIN rail
IP20
5SY7140-8 Siemens Circuit Protectors
Circuit breaker, 1 pole, D Curve, 40 A, DIN rail, 5SY7140-8
Order No.:
 27H7648
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7140-8
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 58.36 € *
1 pcs.
58.3576 €
circuit breaker
1 pole
D
40 A
72 V
DIN rail
IP20
5SY7150-6 Siemens Circuit Protectors
Circuit breaker, 1 pole, B Curve, 50 A, DIN rail, 5SY7150-6
Order No.:
 27H7649
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7150-6
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 34.61 € *
1 pcs.
34.6052 €
circuit breaker
1 pole
B
50 A
72 V
DIN rail
IP20
5SY7150-7 Siemens Circuit Protectors
Circuit breaker, 1 pole, C Curve, 50 A, DIN rail, 5SY7150-7
Order No.:
 27H7650
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7150-7
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 59.21 € *
1 pcs.
59.2144 €
circuit breaker
1 pole
C
50 A
72 V
DIN rail
IP20
5SY7150-8 Siemens Circuit Protectors
Circuit breaker, 1 pole, D Curve, 50 A, DIN rail, 5SY7150-8
Order No.:
 27H7651
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7150-8
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 72.34 € *
1 pcs.
72.3401 €
circuit breaker
1 pole
D
50 A
72 V
DIN rail
IP20
5SY7163-6 Siemens Circuit Protectors
Circuit breaker, 1 pole, B Curve, 63 A, DIN rail, 5SY7163-6
Order No.:
 27H7652
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7163-6
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 40.71 € *
1 pcs.
40.7099 €
circuit breaker
1 pole
B
63 A
72 V
DIN rail
IP20
5SY7163-7 Siemens Circuit Protectors
Circuit breaker, 1 pole, C Curve, 63 A, DIN rail, 5SY7163-7
Order No.:
 27H7653
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7163-7
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 69.94 € *
1 pcs.
69.9363 €
circuit breaker
1 pole
C
63 A
72 V
DIN rail
IP20
5SY7163-8 Siemens Circuit Protectors
Circuit breaker, 1 pole, D Curve, 63 A, DIN rail, 5SY7163-8
Order No.:
 27H7654
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7163-8
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 85.30 € *
1 pcs.
85.2992 €
circuit breaker
1 pole
D
63 A
72 V
DIN rail
IP20
5SY7201-7 Siemens Circuit Protectors
Circuit breaker, 2 pole, C Curve, 1 A, DIN rail, 5SY7201-7
Order No.:
 27H7655
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7201-7
Standard delivery time from the manufacturer is: 3 Weeks
Total Price: 90.83 € *
1 pcs.
90.8327 €
circuit breaker
2 pole
C
1 A
72 V
DIN rail
IP20
5SY7201-8 Siemens Circuit Protectors
Circuit breaker, 2 pole, D Curve, 1 A, DIN rail, 5SY7201-8
Order No.:
 27H7656
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7201-8
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 109.49 € *
1 pcs.
109.4919 €
circuit breaker
2 pole
D
1 A
72 V
DIN rail
IP20
5SY7202-7 Siemens Circuit Protectors
Circuit breaker, 2 pole, C Curve, 2 A, DIN rail, 5SY7202-7
Order No.:
 27H7657
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7202-7
Standard delivery time from the manufacturer is: 3 Weeks
Total Price: 90.83 € *
1 pcs.
90.8327 €
circuit breaker
2 pole
C
2 A
72 V
DIN rail
IP20
5SY7202-8 Siemens Circuit Protectors
Circuit breaker, 2 pole, D Curve, 2 A, DIN rail, 5SY7202-8
Order No.:
 27H7658
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7202-8
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 109.49 € *
1 pcs.
109.4919 €
circuit breaker
2 pole
D
2 A
72 V
DIN rail
IP20
5SY7203-7 Siemens Circuit Protectors
Circuit breaker, 2 pole, C Curve, 3 A, DIN rail, 5SY7203-7
Order No.:
 27H7659
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7203-7
Standard delivery time from the manufacturer is: 5 Weeks
Total Price: 90.83 € *
1 pcs.
90.8327 €
circuit breaker
2 pole
C
3 A
72 V
DIN rail
IP20
5SY7203-8 Siemens Circuit Protectors
Circuit breaker, 2 pole, D Curve, 3 A, DIN rail, 5SY7203-8
Order No.:
 27H7660
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7203-8
Standard delivery time from the manufacturer is: 3 Weeks
Total Price: 109.49 € *
1 pcs.
109.4919 €
circuit breaker
2 pole
D
3 A
72 V
DIN rail
IP20
5SY7204-7 Siemens Circuit Protectors
Circuit breaker, 2 pole, C Curve, 4 A, DIN rail, 5SY7204-7
Order No.:
 27H7661
Manufacturer:
 Siemens
Manufacturer SKU:
 5SY7204-7
Standard delivery time from the manufacturer is: 3 Weeks
Total Price: 90.83 € *
1 pcs.
90.8327 €
circuit breaker
2 pole
C
4 A
72 V
DIN rail
IP20
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*incl. VAT plus shipping costs
Subject to prior sale
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Buying circuit protectors

Circuit protectors are essential components in electrical circuits that not only protect against overloading and short circuits, but also ensure the integrity and longevity of electrical systems. They act as automatic circuit breakers that interrupt the flow of current as soon as the energy flowing through exceeds a defined value.

This protective property makes circuit breakers indispensable components in numerous areas of application that require a reliable power supply and protection against electrical malfunctions. They are therefore typically used in household and industrial electronics, power distribution and building technology.

Reliable circuit breakers at Bürklin Elektronik

In the Bürklin Elektronik online shop, you will find a wide range of circuit breakers designed for a wide variety of requirements and protection classes. From simple devices for the home to highly complex systems for industrial applications - filter easily by number of poles, tripping characteristics, protection class and installation!

Our range includes products from leading manufacturers that are known for their high quality, reliability and durability. We also provide expert advice and technical support to help you select the right electromechanical fuse for your project.