INDUSTRIAL PART REFERENCE
BeckhoffBeckhoff BK9103
The Beckhoff BK9103 is an industrial PROFINET-Bus coupler designed to connect PROFINET RT with modular electronic terminal blocks. It features a 3-port switch with two external RJ45 sockets, supporting line and star topologies with transfer rates of 10/100 Mbit/s. The device operates on a 24 V DC power supply and supports up to 64 bus terminals, or 255 terminals with a K-Bus extension. It is housed in a compact polycarbonate terminal housing with an IP20 protection rating.
Beckhoff
BK9103
Industrial component
PROCUREMENT NOTE
Accurate identification before quotation
The complete Beckhoff BK9103 reference is used as the starting point for sourcing. Price, availability, lead time and application-specific compatibility are confirmed during quotation review.
18 technical details shown below.
TECHNICAL DATA AND EVIDENCE
Technical properties and reference data
| Property | Value | Evidence |
|---|---|---|
| Material | Polycarbonat | Checked 2026-08-03 |
| Dimensions | 51 x 100 x 69 mm | Checked 2026-09-12 |
| analoge peripheriesignale | 256 Inputs/Outputs | Checked 2026-09-12 |
| bertragungsrate | 10/100 MBit/s | Checked 2026-09-12 |
| betriebstemperatur | -25…+60 °C | Checked 2026-09-12 |
| businterface | 2 x RJ45 2-Kanal-Switch | Checked 2026-09-12 |
| digitale peripheriesignale | 512 Inputs/Outputs | Checked 2026-09-12 |
| eingangsstrom | 70 mA + (ges. K-Bus-Strom)/4, 500 mA max. | Checked 2026-09-12 |
| einschaltstrom | 2,5 x Dauerstrom | Checked 2026-09-12 |
| empfohlene vorsicherung | ≤ 10 A | Checked 2026-09-12 |
| Weight | ca. 170 g | Checked 2026-09-12 |
| lagertemperatur | -40…+85 °C | Checked 2026-09-12 |
| l nge zwischen stationen | 100 m | Checked 2026-09-12 |
| max byte anzahl feldbus | 512-Byte-Input und 512-Byte-Output | Checked 2026-09-12 |
| potenzialtrennung | 500 V (Powerkontakt/Versorgungsspannung/Feldbus) | Checked 2026-09-12 |
| powerkontakte | max. 24 V DC/max. 10 A | Checked 2026-09-12 |
| schutzart | IP20 | Checked 2026-09-12 |
| stromversorgung k bus | 1750 mA | Checked 2026-09-12 |
Revisions and regional variants may exist. Send an RFQ with the exact part number and quantity for final confirmation.
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STOCK & WORLDWIDE DELIVERY
Warehouse stock review and door-to-door delivery
Stock for Beckhoff BK9103 is reviewed against warehouse and supplier-side options (US, Germany, Türkiye, Dubai), with worldwide door-to-door delivery and export terms confirmed in the written quotation. See global operations for the full process.
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Beckhoff BK9103 FAQ
What is Beckhoff BK9103?
The Beckhoff BK9103 is an industrial PROFINET-Bus coupler designed to connect PROFINET RT with modular electronic terminal blocks. It features a 3-port switch with two external RJ45 sockets, supporting line and star topologies with transfer rates of 10/100 Mbit/s. The device operates on a 24 V DC power supply and supports up to 64 bus terminals, or 255 terminals with a K-Bus extension. It is housed in a compact polycarbonate terminal housing with an IP20 protection rating.
What are the technical specifications of Beckhoff BK9103?
Material: Polycarbonat; Dimensions: 51 x 100 x 69 mm; analoge peripheriesignale: 256 Inputs/Outputs; bertragungsrate: 10/100 MBit/s; betriebstemperatur: -25…+60 °C; businterface: 2 x RJ45 2-Kanal-Switch; digitale peripheriesignale: 512 Inputs/Outputs; eingangsstrom: 70 mA + (ges. K-Bus-Strom)/4, 500 mA max.. The full manufacturer specification is confirmed during RFQ review.
How can I request a quote for Beckhoff BK9103?
Submit the exact reference Beckhoff BK9103 with quantity and destination country through the RFQ form on this page. Price, availability and lead time are confirmed in a written quotation.