This product is a 0304 series connector from Lumberg. It is a front-mounting connector with screw and solder terminals. It has a temperature range of -40°C/+85°C and a pass-through resistance of ≤5 mΩ.
The 0304 series from Lumberg is a front‑mount circular connector with a threaded IEC 60130‑9 joint and IP68 protection. It is offered in 3‑ to 8‑pole and 12‑ to 14‑pole versions with copper‑zinc contacts that are pre‑silvered or nickel‑plated and gold‑finished.
The datasheet lists the temperature range, material construction, mechanical forces, contact resistance and packaging details. All values are measured according to IEC and VDE standards and are intended for use in harsh environments where reliable sealing and robust contact performance are required. This manual is written in German.
| Operating temperature range | -40 °C to +85 °C |
|---|---|
| Insertion force (3‑8 poles) | < 5.0 N |
| Withdrawal force (3‑8 poles) | > 1.2 N |
| Contact resistance | < 5 mΩ |
| IP protection rating | IP68 |
| Housing material | Zn die‑cast, pre‑coppered |
| Gasket material | NBR |
The connector can be used from –40 °C up to +85 °C.
It is rated IP68, suitable for complete protection against dust and water.
The contact resistance is less than 5 mΩ.