Schneider Electric USA Website

Welcome to our website.

Select your location

Welcome the the Schneider Electric French website. It looks like you are located in the United States, would you like to change your location?

Traduisez en francais

ASCO Model 157 (Edco SS64 & SS65) Surge Protective Device

0-28VDC | 10kA

The ASCO Model 157 Surge Protective Device is designed for the water and wastewater industry. These multi-stage hybrid suppressors address over-voltage transients with gas tube and silicon avalanche technology. In addition, sneak and fault currents are mitigated with PTC devices which consist of solid-state resettable fuses.

ASCO Model 157 (Edco SS64 & SS65) Surge Protective Device
  • Features

    • Transient protection for low-voltage signal lines
    • Sneak/fault current protection
    • Resettable fusing—PTCs
    • Differential and common mode protection
    • Automatic recovery


    • Encapsulated in stainless steel pipe nipples
    • Protection for one pair, (Two wires and shield on 3/4”)
    • 5 Year Warranty


    • Fire/Alarm/Security
    • Water/Wastewater

Support Center

Discover Tools, Calculators, Training and access to Customer Support.

Products A - Z

Browse a list of all Schneider Electric products, including legacy products.