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4B1FS-240 240V 5 Pin Primary Telephone Surge Protector

Circa Telecom 4B1FS-240 5 Pin 240 Volt Primary Telephone Surge Protector, solid state with PTC.
Manufacturer part number: 4B1FS-240
Manufacturer: Circa Telecom
Availability: In stock

Circa 4B1FS-240 240V 5 Pin Primary Telephone Surge Protector TVSS.

4B1FS-240 Surge Protector.

The Circa 4B1FS-240 is an advanced, 240V solid-state UL 497 primary telecommunications 5-pin surge protection module. The 4B1FS-240 module fits any industry standard 5-pin building entrance protector housing. All models employ state-of-the-art silicon breakover technology as the active overvoltage clamping elements, along with PTC (positive temperature coefficient) overcurrent circuitry which allows normal Digital telephone current to pass, but quickly blocks damaging fault currents. UL & cUL listed Primary

4B1FS Series PDF

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