FRAENKISCHE SM-E-V 32 Galvanized Steel Threaded Coupling M32 for FFS-ES/FFSK-ES-UV Conduits

Electricians and panel builders working with FRAENKISCHE FFS-ES or FFSK-ES-UV steel conduits often need a reliable way to join two lengths or connect to equipment entries. The SM-E-V 32 threaded coupling answers that need with a robust galvanized steel body and M32 internal threads on both ends. It threads directly onto the conduit’s external thread, creating a secure, electrically continuous joint that withstands mechanical stress and harsh environments.

Key specifications

• Product type: Threaded coupling for steel conduits
• Material: Steel, galvanized (Zn-Ni coating)
• Nominal size: 32 mm, thread M32
• Connection: Internal thread both ends
• Compatible with: FRAENKISCHE FFS-ES and FFSK-ES-UV conduits
• Protection class: IP67 when properly installed
• Standards: DIN EN 61386-21
• Compression strength: Class 4 (Heavy)
• Impact strength: Class 5 (Heavy)
• Temperature range: -45°C to +400°C
• Fire behavior: Non-flammable
• Corrosion resistance: Yes
• Colour: Metallic silver

Why choose it

The galvanized finish provides long-term protection against corrosion, making it suitable for both indoor and outdoor installations. Its heavy-duty classification means it can handle significant mechanical loads without deformation. The metric thread ensures a precise fit with FRAENKISCHE conduits, reducing installation time and eliminating the need for additional sealing compounds.

Ideal use cases

• Industrial machinery and plant wiring
• Outdoor electrical installations exposed to weather
• Connecting conduit sections in cable management systems
• Retrofitting or extending existing FFS-ES/FFSK-ES-UV runs
• Applications requiring high mechanical protection and fire safety

Good to know

Installation is straightforward: simply thread the coupling onto the conduit end until hand-tight, then secure with a suitable wrench. No special tools are required. The coupling maintains the conduit system's grounding continuity when used with metallic conduits. Always verify that the mating thread is clean and undamaged before assembly.