Incoming Trunk CO Lines
ASCO Model 135 (Edco H Series) Surge Protective Device
The Edco H modules are ultra high-speed fused solid-state secondary protectors for KEY/PABX systems. The units are available in three different clamping voltages. The Edco H-Series is constructed with solid state silicon foldback technology, polyswitch resettable fuses — PTCs — and failure fuses. These protection modules are intended to be used in conjunction with proper primary protectors (UL 497A).
Telco Equipment Rack
ASCO Model 247 (Islatrol RM) Surge Protective Device
Islatrol™ RM Series AC rackmount surge protector is ideal for protecting the power feeding valuable rack equipment. Status LEDs indicate the correct power is coming to the unit, whether the unit is properly grounded and whether the surge components are still intact.
ASCO Model 245 (Islatrol® SP-6TVN) Surge Protective Device
The Islatrol SP-6TVN plug-in unit is an Active Tracking Filter which plugs into a standard duplex receptacle. It features uniquely designed repositionable outlets for easy installation behind desks and other furniture. It protects sensitive home or office equipment from damaging power disturbances traveling through wiring to electrical outlets.