Strain relief housing WINSTA ® MIDI 3-pole The strain relief housing from the WINSTA ® MIDI product line is the advanced solution for trouble-free installation. You can rely on the level of quality of WINSTA® components from WAGO for your electrical installation accessories too. The WINSTA ® MIDI Pluggable Connection System with Push-in CAGE CLAMP® spring pressure connection technology facilitates safe electrification. Thanks to the built-in test slot, connections can be checked even when they are plugged in. That saves time and reduces installation labor and expense. A range up to 71 mm can be used for the strip length. WINSTA ® MIDI solutions for your electrical installation – protected against mismating and maintenance-free WINSTA® is the pluggable connection system that is optimally tailored to the strict requirements of electrical installation. It allows error-free installation of cables and components, quickly and reliably. Now you can also lower installation costs without compromising quality and safety: with protection against mismating eliminates the need for servicing and prevents unnecessary downtime. simple circuits fast, secure installation