Industrial Interlock Switch Socket Outlet – 16A, 32A & 63A | IP44 & IP67 | 2P+E, 3P+E, 3P+N+E

The Industrial Interlock Switch Socket Outlet range is a robust complete socket outlet assembly with an integrated interlock mechanism, designed for demanding industrial, commercial, and outdoor installations. The interlock prevents the plug from being connected or disconnected under load, ensuring safe operation of machinery and equipment. Available in 16A, 32A and 63A, in IP44 (splash-protected) and IP67 (waterproof) versions, and in 2P+E, 3P+E, and 3P+N+E configurations covering both single-phase and 3-phase applications. A 3-hour keyed version is available for the 32A 3P+E IP67 variant.

• Application: Robust industrial socket outlet for safe machinery and equipment connection
• Current Ratings: 16A, 32A and 63A
• Configurations: 2P+E (230V), 3P+E (380V), 3P+N+E (380V with neutral)
• Protection Ratings: IP44 (16A and 32A) and IP67 (16A, 32A and 63A)
• Interlock: Mechanical interlock – plug cannot be inserted or removed under load
• 3-Hour Version: Available for 32A 3P+E IP67 (SKU 324O67-3)

Key Features

• Mechanical interlock prevents live plug insertion or removal – critical safety requirement for industrial machinery connections
• IP44 option for splash and dust protection in covered industrial environments
• IP67 option for full weatherproof and waterproof performance in exposed outdoor installations
• 3-hour keyed version (324O67-3) provides an additional locking mechanism for high-security or compliance applications
• Available in 16A, 32A and 63A, and in 2P+E, 3P+E, and 3P+N+E for single-phase and 3-phase supply systems
• Heavy-duty construction for permanent installation in demanding environments
• IEC 60309 / CEE format – compatible with standard industrial plugs

Typical Applications

• Heavy industrial machinery and equipment connection points
• Outdoor and exposed pump and motor power outlets
• Construction, mining, and agricultural power distribution
• Marine and wash-down area socket installations
• Cold room and food processing facility power outlets
• Petro-chemical and process plant power connection points
• High-security or compliance installations requiring keyed interlock (3-hour version)

Technical Specifications

Variant Reference

What's Included

• 1 x Interlock Switch Socket Outlet in selected current rating, configuration and IP rating

Please note: Mounting hardware, conduit, wiring accessories, and plugs are not included. Use only compatible IEC 60309 plugs of the correct current rating and pin configuration.

Installation & Compatibility Notes

• Confirm your supply voltage and phase configuration before selecting a variant – 2P+E for 230V single phase; 3P+E or 3P+N+E for 380V three phase.
• Select IP44 for covered or semi-exposed areas; IP67 for fully exposed outdoor or wet environments. 63A is IP67 only.
• The 3-hour version (324O67-3) provides an additional mechanical timer delay before the interlock releases – confirm this is required for your application.
• Ensure cable glands and entries are correctly sealed to maintain the IP rating after installation.
• Use only compatible IEC 60309 plugs of matching rating and pin configuration.
• Installation must be carried out by a suitably qualified electrician in accordance with SANS 10142.

Warranty & Support

This product is supplied with the applicable manufacturer or supplier warranty, subject to correct installation, correct application, and warranty terms. Zisabo supplies quality electrical products with practical support to help customers choose the correct item for their application. If you are unsure which variant is suitable for your installation, contact us before ordering.