
Beckhoff KL9050
Terminal bus extension, coupler terminal
- MPN
- KL9050
- Category
- KL9xxx | System
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- 12-month warranty (new) · 3-month (used/refurbished)
- 30-day returns, no restocking fee on unused parts
- Ships via
What is the Beckhoff KL9050?
The KL9050 coupler terminal replaces the Bus Coupler on a Bus Terminal block. The KL9050 is the counterpart to the KL9020. The S(F)TP cable (shielded twisted pair) is plugged into the upper socket, providing the logical connection to the Bus Coupler. The
Specifications
Specifications
| Number of Bus Terminals | 64 |
| Current load | ≤ 10 A |
| Power LED | green |
| Defect LED | – |
| Type/number of peripheral signals | Bus Coupler dependency |
| Distance between stations | max. 5 m between KL9050 and KL9050 |
| Bus interface | 2 x RJ45 socket (input + output) |
| Power supply | 24 V DC (-15%/+20%) |
| Input current | 70 mA + (total K-bus current)/4, 200 mA max. |
| Starting current | 2.5 x continuous current |
| Current supply K-bus | up to 400 mA |
| Power contacts | max. 24 V DC/max. 10 A |
| Nominal voltage | 24 V DC (-15%/+20%) |
| Electrical isolation | 500 V (power contact/supply voltage/fieldbus) |
| Shield connection | – |
| Electrical connection to DIN rail | – |
| Special features | coupler terminal for K-bus extension (max. 64 Bus Terminals) |
| Weight | approx. 75 g |
| Operating temperature | 0…55°C |
| Storage temperature | -25…+85°C |
| Relative humidity | 95%, no condensation |
| Vibration/shock resistance | conforms to EN 60068-2-6/EN 60068-2-27 |
| EMC immunity/emission | conforms to EN 61000-6-2/EN 61000-6-4 |
| Protect. rating/installation pos. | IP20/variable |
| Approvals/markings | CE, CCC, UL, ATEX, IECEx, DNV |
| Ex marking | ATEX: II 3 G Ex ec IIC T4 Gc IECEx: Ex ec IIC T4 Gc |
KL9050: frequently asked questions
When can KL9050 be shipped?
KL9050 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up KL9050 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for KL9050 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for KL9050, subject to availability and destination.






