
Siemens SENTRON 5SY7120-6 Miniature Circuit Breaker 1-Pole B20A 15KA
Pricing
Request a quote
We reply within 24 hours
Product Description
Siemens SENTRON 5SY7 miniature circuit breaker, ordering number 5SY7120-6. 1-Pole DIN-rail MCB with B tripping characteristic (3–5 × In), rated current 20 A, rated voltage 230/400 V AC, rated short-circuit breaking capacity 15 kA to IEC/EN 60898-1. Thermal-magnetic overcurrent and short-circuit protection for final and sub-distribution circuits. Terminal capacity 0.75–35 mm², tightening torque 2.5–3 Nm, mounting depth 70 mm.
Technical Specifications
- Manufacturer part number (MPN)
- 5SY7120-6
- Series
- Siemens SENTRON 5SY7
- Type
- Miniature circuit breaker (MCB), DIN rail (35 mm)
- Number of poles
- 1-Pole
- Rated current (In)
- 20 A
- Tripping characteristic
- B (3–5 × In)
- Rated voltage (Ue)
- 230/400 V AC
- Rated short-circuit breaking capacity (Icn)
- 15 kA
- Standards
- IEC/EN 60898-1, IEC/EN 60947-2
- Terminal capacity
- 0.75–35 mm²
- Terminal tightening torque
- 2.5–3 Nm
- Mounting depth
- 70 mm
- EAN / GTIN
- 4001869190990
- HS code
- 8536.20
- Sales unit
- pcs
- Package quantity
- 12 pcs
Standards & Compliance
- Standard
- Siemens SENTRON 5SY7
- HS Code
- 8536.20
Cross References
- EAN 4001869190990
- SAP 1000013244
- Code 8108080
Product Documentation
More from Siemens

Siemens
Siemens Cross-arm D800
8PQ3000-1BA25

Siemens
Siemens Accessory for 3KD,ST5, phase barrierer, contains 8 pcs
3KD9508-8

Siemens
Siemens SIRIUS 3RB3 Electronic Overload Relay 6...25 A, Size S0, Class 10E, Main Spring-type, Aux Spring-type
3RB3026-1QE0

Siemens
Siemens Steel patch cord 3
3SE7910-2AA

Siemens
Siemens Motor protection circuit breaker rated current 14-20A 3RV2121-4BA10

Siemens
Siemens MCCB_3VA23_4P_55KA_ETU860,LSIG,IN=400A,IR=160A-400A,ISD=0,6-10XIN,II=1,5-10XIN,IG=0,2-1XIN,,B
3VA2340-5KQ42-0AA0

Siemens
Siemens Variable-frequency drive for pump- and fan drive 6SL3220-3YE36-0UF0

Siemens
Siemens Syl s
8PQ9500-1BA07
Technical guides
Catalogue entry last verified: 2026-09-29. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 5SY7120-6?
- 5SY7120-6 can be ordered from cballast.com as a Siemens catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
- What is the manufacturer part number for this Siemens product?
- The manufacturer part number is 5SY7120-6.
- What is the HS code for 5SY7120-6?
- The customs tariff (HS) code for 5SY7120-6 is 8536.20.
- Who manufactures 5SY7120-6?
- 5SY7120-6 is a Siemens product in the Electrical Components range.
- Is a datasheet available for 5SY7120-6?
- Yes — the 5SY7120-6 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 5SY7120-6?
- The minimum order quantity is 1.
- Is 5SY7120-6 available?
- Yes — 5SY7120-6 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).
