Welcome to the ASCO Website

Welcome to our website.

Choose another country or region

ASCO Model 109 (LV-DIN-Rail) Surge Protective Device

12–60 VDC | 15 kA

The ASCO Model 109 is intended for use on a wide range of low-voltage applications inside appropriate enclosures, including high-speed communication circuits. Terminals are fingersafe. It includes three-stage high-energy surge suppression in a Pi (π) configuration: • 1st Stage: Parallel-connected Gas Discharge Tubes • 2nd Stage: Series-connected impedance • 3rd Stage: Parallel-connected Transorbs

ASCO Model 109 (LV-DIN-Rail) Surge Protective Device
Contact Sales

Need a technical document?

Search our download centre to find drawings, manuals and data sheets for your product.

Need support?

Contact our support team for technical help and information.