Siemens 5ST3721
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Overview
Siemens 5ST3721 is listed under Electrical Components / Busbar Systems. Sales unit: pcs; Package quantity: 25 pcs; Insulated: Yes; Cross section: 16 mm²; Length: 396 mm; Rated surge voltage: 4 kV.
Technical Specifications
- Manufacturer part number (MPN)
- 5ST3721
- EAN / GTIN
- 4001869288642
- Sales unit
- pcs
- Package quantity
- 25 pcs
- Insulated
- Yes
- Number of phases
- 3
- Cross section
- 16 mm²
- Number of poles
- 3
- Length
- 396 mm
- Conditioned rated short-circuit current Iq
- 25 kA
- Width in number of modular spacings
- 15
- Rated surge voltage
- 4 kV
- Type of electric connection
- Pin
- Suitable for devices with auxiliary switch
- No
- Suitable for devices with N-conductor
- Yes
- Max. rated operation voltage Ue
- 400 V
- Module width
- 18 mm
- Country of origin
- Germany
Standards & Compliance
- HS Code
- 8536.90
Cross References
- EAN 4001869288642
- SAP 1000037694
- Code 8517700
Product Documentation
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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 5ST3721?
- 5ST3721 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 5ST3721.
- What is the HS code for 5ST3721?
- The customs tariff (HS) code for 5ST3721 is 8536.90.
- Who manufactures 5ST3721?
- 5ST3721 is a Siemens product in the Electrical Components range.
- Is a datasheet available for 5ST3721?
- Yes — the 5ST3721 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 5ST3721?
- The minimum order quantity is 1.
- Is 5ST3721 available?
- Yes — 5ST3721 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).