Technical illustration. Published product/series reference; confirm the exact configuration and supplied appearance. Images are for reference only. The supplied part’s appearance may differ.
CU1128 — The Beckhoff CU1128 is an 8-port EtherCAT junction designed for flexible network topology configurations in industrial automation systems. It enables star, tree, or line…
Sensors & automationPart number: CU1128
CU1128 — The Beckhoff CU1128 is an 8-port EtherCAT junction designed for flexible network topology configurations in industrial automation systems. It enables star, tree, or line… — Beckhoff reference CU1128. Request a quotation including shipping to your destination. Send equipment details and certificate requirements so we can confirm the exact specification, fitment, availability and warranty terms before ordering.
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Technical specifications
| Manufacturer | Beckhoff |
|---|---|
| Part number | CU1128 |
| Category | Sensors & automation |
| Item Type Name | EtherCAT Junction |
| Product Family / Series | CU EtherCAT Infrastructure Components |
| bus_interface | 8 x RJ45 |
| supply_voltage | 24 V DC (18-30 V DC) |
| current_consumption_typical | 185 mA (older hardware), 140 mA (from HW 08) |
| power_consumption | approx. 2.5 W |
| power_connection | 3-pin spring loaded terminal (+, -, PE) |
| operating_temperature | -25 to +60 °C (from HW 08), 0 to +55 °C (older versions) |
| storage_temperature | -40 to +85 °C |
| protection_rating | IP20 |
| mounting | 35 mm DIN rail (EN 60715), variable installation position |
| Weight | approx. 430 g |
| Dimensions | 122 mm x 100 mm x 38 mm (W x H x D) |
| Reference status | Published part reference; specification and fitment require confirmation |
| Availability | On request |
Catalogue information may contain errors or be out of date. Full specifications and verified details are available on request. Confirm the part number and equipment fitment with us before ordering.
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