INDUSTRIAL PART REFERENCE
BeckhoffBeckhoff BK3120
The Beckhoff BK3120 is a PROFIBUS-Economy-plus-Bus Coupler designed as an industrial component. It supports up to 64 bus terminals, or up to 255 with K-Bus extension, providing 128-byte inputs and 128-byte outputs. The device features a compact polycarbonate housing with IP20 protection and operates on a 24 V DC power supply.
Beckhoff
BK3120
Industrial component
PROCUREMENT NOTE
Accurate identification before quotation
The complete Beckhoff BK3120 reference is used as the starting point for sourcing. Price, availability, lead time and application-specific compatibility are confirmed during quotation review.
16 manufacturer-verified details shown below, with 1 more reference field confirmed on RFQ.
TECHNICAL DATA AND EVIDENCE
Technical properties and reference data
| Property | Value | Evidence |
|---|---|---|
| Dimensions | 51 x 100 x 69 mm | Manufacturer verifiedChecked 2026-08-10 |
| anzahl busklemmen | 64 (255 mit K-Bus-Verlängerung) | Manufacturer verifiedChecked 2026-08-10 |
| bertragungsmedium | abgeschirmtes Kupferkabel 2 x 0,25 mm² | Manufacturer verifiedChecked 2026-08-10 |
| bertragungsrate | automatische Erkennung bis max. 12 MBaud | Manufacturer verifiedChecked 2026-08-10 |
| betriebstemperatur | -25…+60 °C | Manufacturer verifiedChecked 2026-08-10 |
| businterface | 1 x D-Sub-Stecker, 9-polig mit Schirmung | Manufacturer verifiedChecked 2026-08-10 |
| eingangsstrom | 70 mA + (ges. K-Bus-Strom)/4, 500 mA max. | Manufacturer verifiedChecked 2026-08-10 |
| Weight | ca. 170 g | Manufacturer verifiedChecked 2026-08-10 |
| lagertemperatur | -40…+85 °C | Manufacturer verifiedChecked 2026-08-10 |
| Material | Polycarbonat | Manufacturer verifiedChecked 2026-08-10 |
| max byte anzahl feldbus | 128-Byte-Input und 128-Byte-Output | Manufacturer verifiedChecked 2026-08-10 |
| potenzialtrennung | 500 V | Manufacturer verifiedChecked 2026-08-10 |
| powerkontakte max | 24 V DC/max. 10 A | Manufacturer verifiedChecked 2026-08-10 |
| product description tr | Beckhoff markasına ait BK3120 parça kodlu endüstriyel bileşen, standart olarak 64 adet, K-Bus uzatması ile ise 255 adede kadar bus klemmini destekler. Ürün, en fazla 12 MBaud hızında otomatik algılama özellikli aktarım hızı sunar ve 128 bayt giriş ile 128 bayt çıkış kapasitesi sağlar. 24 V DC gerilim ile beslenen ve polikarbonat malzemeden üretilen bu cihaz, IP20 koruma sınıfına ve 170 gram yaklaşık ağırlığa sahiptir. | Reference recordChecked 2026-08-27 |
| schutzart einbaulage | IP20/beliebig | Manufacturer verifiedChecked 2026-08-10 |
| spannungsversorgung | 24 V DC (-15 %/+20 %) | Manufacturer verifiedChecked 2026-08-10 |
| stromversorgung k bus | 1750 mA | Manufacturer verifiedChecked 2026-08-10 |
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 BK3120 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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Price, availability and lead time are confirmed only after the exact reference, requested quantity and delivery destination are reviewed. Axiparts is an independent industrial sourcing platform unless a written quotation states otherwise.
Beckhoff BK3120 FAQ
What is Beckhoff BK3120?
The Beckhoff BK3120 is a PROFIBUS-Economy-plus-Bus Coupler designed as an industrial component. It supports up to 64 bus terminals, or up to 255 with K-Bus extension, providing 128-byte inputs and 128-byte outputs. The device features a compact polycarbonate housing with IP20 protection and operates on a 24 V DC power supply.
What are the technical specifications of Beckhoff BK3120?
Dimensions: 51 x 100 x 69 mm; anzahl busklemmen: 64 (255 mit K-Bus-Verlängerung); bertragungsmedium: abgeschirmtes Kupferkabel 2 x 0,25 mm²; bertragungsrate: automatische Erkennung bis max. 12 MBaud; betriebstemperatur: -25…+60 °C; businterface: 1 x D-Sub-Stecker, 9-polig mit Schirmung; eingangsstrom: 70 mA + (ges. K-Bus-Strom)/4, 500 mA max.; Weight: ca. 170 g. The full manufacturer specification is confirmed during RFQ review.
How can I request a quote for Beckhoff BK3120?
Submit the exact reference Beckhoff BK3120 with quantity and destination country through the RFQ form on this page. Initial response arrives within 0-4 hours; price, availability and lead time are confirmed in a written quotation.