DC JACK-2.1×5.5 Panel Mount – Philmore 321

Philmore 321 — DC Jack 2.1 x 5.5 mm, Panel Mount

The Philmore 321 is a panel-mount DC jack designed for use with 2.1 x 5.5 mm coaxial power plugs commonly used on low-voltage equipment. It provides a secure fixed power receptacle for instruments, enclosures, and panelized installations where a standard external power connection is required. The jack simplifies retrofits and replacements by matching widely adopted connector dimensions, reducing downtime for repair and maintenance tasks. Its panel-mount form factor allows technicians to install the receptacle in control panels, instrument faces, and equipment chassis with minimal modifications. OEMs can integrate the jack into new products to provide customers with a familiar external power interface. For MRO operations, the Philmore 321 offers a direct, drop-in option to restore external DC connectivity quickly and consistently.

Key Features:

• Panel-mount design for through-panel installation
• Accepts 2.1 x 5.5 mm coaxial DC power plugs
• Standard fixed receptacle for replacement and OEM use

Specifications:

• Manufacturer: Philmore
• MPN: 321
• UPC: 0038975483214

Applications include field installations and low-voltage system builds where a reliable panel-mounted DC feed is needed, OEM product assemblies requiring a common external power inlet, and MRO/repair tasks replacing worn or damaged jacks. The compact footprint makes it appropriate for small panels and instrument enclosures where space is limited.

Tri-Tek Electronics is an authorized distributor of this product and offers full manufacturer warranty support with nationwide availability.