The STEFFEN Palazzoli CEE Rotor Coupling 3LNPE 16/5 is a compact industrial connector designed for reliable power transmission in rotating machinery and mobile equipment. It features a 16 mm contact diameter with 3 pins (L1, L2, L3) plus PE, rated for 400 V and 6 hours of continuous operation.
CEE 16-5 plug connector on Side B enables quick, tool-free connection to standard industrial power supplies
Screw terminal on Side A provides a secure, vibration-resistant cable connection for 4 mm² conductors
Nickel-plated housing delivers corrosion resistance suitable for indoor and outdoor industrial environments
IP66/IP67/69 ingress protection shields the contact points from dust, water jets, and temporary submersion
What sets the STEFFEN Palazzoli CEE Rotor Coupling apart
The 3LNPE configuration with a dedicated protective earth pin ensures safe grounding in three-phase industrial applications. The rotor coupling design allows the connector to rotate freely without disconnecting, making it ideal for equipment that requires continuous rotation while maintaining a stable power link.
Ideal for...
Industrial automation systems, conveyor belts, rotating platforms, and mobile machinery where a reliable, weather-resistant power connection is needed during continuous operation.
Application of STEFFEN Palazzoli CEE Rotor Coupling
Mount the coupling on the rotating shaft or housing of the equipment using the provided fixing mechanism
Connect the cable to Side A via the screw terminals, ensuring proper conductor tightening
Plug the CEE 16-5 connector on Side B into the corresponding industrial socket or power distribution point
Verify the IP66/IP67/69 seal is intact before operation in wet or dusty environments
STEFFEN is a Swiss manufacturer of industrial electrical connectors and coupling systems, specialising in CEE plugs, rotor couplings, and adapter fittings for power distribution in demanding environments.
It connects rotating industrial equipment to a three-phase 400 V power supply while allowing free rotation without disconnecting the power link.
The coupling is rated IP66/IP67/69, providing protection against dust, water jets, and temporary submersion.
3LNPE configuration, 16/5 contact diameter, 400 V rated voltage, 6 hours continuous operation, screw terminal on Side A, CEE 16-5 on Side B, nickel-plated housing.
The coupling is available in Blue, Grey, Red, and other colour options to support visual identification in industrial installations.
STEFFEN provides a 24-month manufacturer warranty on this product.
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