The Souriau 853 SERIES catalog details high‑temperature, high‑vibration fire‑wall connectors qualified to EN2997 and ESC standards.
The 853 SERIES connectors are designed for high‑temperature (up to 260 °C) and high‑vibration environments, meeting EN2997 and ESC standards. Various configurations are offered, including standard, scoop‑proof, integrated backshell, hermetic, and power‑&‑Quadrax versions.
The document provides typical applications, features, contact layouts, wiring instructions, tooling information, and accessories such as protective caps and filtered connectors. Technical data such as temperature class, leak rate, and contact dimensions are listed for each variant.
| Maximum operating temperature | 260 °C (500 °F) |
|---|---|
| Flame test standard | EN 2591 |
| EMI protection | EMI grounding ring, shell‑to‑shell bottoming, 360° rear accessory teeth |
| Leak rate (hermetic version) | < 10⁻⁷ atm·cm³/s |
| Power contact sizes | Ø4.6 mm (size 6) and Ø5.74 mm (size 4) |
| Contact retention | Excellent contacts retention, self‑locking coupling |
The connectors are rated for up to 260 °C (500 °F).
Yes, they include an EMI grounding ring, shell‑to‑shell bottoming, and 360° rear accessory teeth.
The hermetic version achieves a leak rate of less than 10⁻⁷ atm·cm³/s.