Siemens 3SB3901-0AC Holder for 3SB3 Pushbutton

Product Description

The SIEMENS 3SB3901-0AC is a holder designed for use with the 3SB3 series of pushbutton and indicator assemblies. This component provides the mechanical mounting support needed to secure 3SB3 operator elements within control panel cutouts and enclosure faceplates. Electricians and panel builders working on industrial control panels, machine tool enclosures, and operator workstations rely on this holder to maintain proper alignment and retention of pushbutton units. It is a direct OEM-style accessory engineered to fit the 3SB3 product family without modification.

This holder is suited for industrial and commercial panel assembly applications where 3SB3 series pushbuttons and selector switches are specified. Typical installation scenarios include motor control centers, relay panels, machine operator interfaces, and process control enclosures. It is sold in packs of 100 units, making it appropriate for production panel shops and large-scale projects requiring consistent hardware throughout an installation.

Key Features

• Designed specifically to accept and retain 3SB3 series operator elements
• Supports clean, secure mounting in standard control panel cutouts
• Compact form factor fits within typical enclosure faceplate layouts
• Packed 100 units per pack for production and high-volume panel builds
• OEM accessory — no field modification required for proper fitment

Compatibility

Designed for use with the Siemens 3SB3 series pushbutton and indicator assemblies as a mounting holder accessory.

Installation Notes

Installation is typically performed by a licensed electrician or qualified panel builder. De-energize and lock out the control panel before installing or replacing any operator hardware. Follow applicable NEC guidelines for industrial control panel assembly. Verify proper seating of the holder in the enclosure cutout before securing the operator element to prevent misalignment or mechanical stress on the assembly.

Technical Specifications

• Length: 2.05 inches
• Width: 1.93 inches
• Height: 2.87 inches
• Pack Quantity: 100 per pack
• UPC: 75455434512

Standard Information

• Brand: SIEMENS
• Manufacturer Part Number: 3SB3901-0AC