Schneider Electric ZB4BK1733 Selector Switch 3 Position

Product Description

The SCHNEIDER ELECTRIC ZB4BK1733 is a 3-position momentary selector switch designed for industrial control panel applications. It features a green handle operator mounted in a 22mm round hole and carries an IP69K ingress protection rating, making it suitable for environments exposed to high-pressure washdowns, moisture, and dust. The metal bezel construction provides added durability against shock and vibration. This switch is installed by licensed electricians and industrial controls technicians working on machine control circuits, process equipment, and panel assemblies where a momentary 3-position selector is required.

The ZB4BK1733 is intended for use in industrial and commercial control panel environments. Its NEMA 4X and NEMA 13 ratings make it appropriate for indoor and outdoor applications where water and oil resistance are necessary. The IP69K rating extends its suitability to food processing, wash-down, and marine environments. It is also rated to multiple international standards including UL 508 and CSA C22.2 No. 14, supporting use in North American and international installations.

Key Features

• 3-position momentary (MO) operation for momentary contact switching in each position
• Green handle operator in a round head format for clear visual identification
• 22mm mounting hole diameter for standard industrial panel cutout compatibility
• IP69K ingress protection rating — resistant to high-pressure and high-temperature washdown
• NEMA 13 and NEMA 4X rated for oil-tight and watertight enclosure requirements
• Metal bezel construction with shock-resistant and vibration-resistant design
• UL Listed with certifications from CSA, Bureau Veritas, DNV, GL, RINA, and others

Compatibility

Designed as an OEM-style replacement or new-installation selector switch for 22mm industrial control panel openings meeting NEMA 13 or NEMA 4X enclosure requirements.

Installation Notes

Installation should be performed by a qualified electrician in accordance with NEC requirements and applicable local codes. De-energize and lock out the control panel before beginning installation. Verify the panel cutout diameter matches the 22mm hole diameter requirement before mounting. Do not exceed the contact ratings specified in the manufacturer documentation for the contact block paired with this operator head.