Square D 9423M9L Door Closing Mechanism

Description:

The Square D 9423M9L Door Closing Mechanism is a two-point roller latch mechanism designed to provide secure door latching and interlocking for industrial control enclosures equipped with Square D disconnect operating mechanisms. Commonly installed on NEMA Type 4 and Type 12 sheet steel control enclosures with left-hand hinged doors and used in conjunction with Square D Class 9422 operating handles. Maintenance technicians and system integrators use this door closing mechanism for equipment repair, retrofit, expansion, and replacement to ensure proper enclosure sealing, safe disconnect interlocking, and reliable door operation in industrial electrical control systems.

Applications:

The Square D 9423M9L Door Closing Mechanism is used in industrial electrical control panels, motor control centers, and disconnect switch enclosures to provide a secure two-point roller latch system. It is commonly installed on NEMA Type 4 and Type 12 sheet steel enclosures with doors hinged on the left-hand side and is designed for use with Square D Class 9422 Type A1, A3, and A9 operating handles in manufacturing plants, processing facilities, utility systems, and OEM control panels.

Technical Specifications:

• Manufacturer: Square D by Schneider Electric
• Part Number: 9423M9L
• Product Type: Door Closing Mechanism
• Mechanism Type: Two-Point Roller Latch
• Enclosure Compatibility: NEMA Type 4 and Type 12 Sheet Steel Enclosures
• Door Hinge Orientation: Left-Hand Hinged Door
• Maximum Door Opening: 60 in.
• Compatible Operating Handles: Square D Class 9422 Type A1, A3, and A9
• Handle Length: 6 in.
• Maximum Door Depth: 0.75 in.
• Mounting Application: Single-Door Industrial Control Enclosures
• Construction: Industrial-Grade Steel Components
• Application: Disconnect Switch and Control Panel Door Interlocking Mechanism

Common Replacements:

• Square D 9423M9
• Square D 9423M4L
• Square D 9423M24L