West Penn 25355B 22 AWG 4 Conductor Solid 2 Shielded 2 Unshielded CMP Plenum Cable

West Penn 25355B is the plenum version of the classic solid-conductor intercom cable: a shielded 22 AWG audio pair and two unshielded conductors for call, door release or power, rated for air-handling spaces.

• Solid 22 AWG ASTM bare copper conductors, cabled construction
• Nominal DC resistance 17.5 ohms per 1000 ft
• Polymer alloy insulation, .008 in nominal thickness
• Insulation colors: shielded black, red; unshielded white, green
• Shielded pair: 100% coverage aluminum polyester foil with 22 AWG solid tinned copper drain wire; remaining conductors unshielded
• Nominal capacitance 54 pF/ft between conductors, 97 pF/ft conductor to shield
• Overall flexible plenum jacket .015 in thick, nominal OD .145 in
• NEC Type CMP
• UL and cUL listed, meets 300V NEC requirements
• Flame rating NFPA 262 smoke and flame test
• Applications in plenum spaces: intercom systems, security systems, sound and audio, background music
• Non-plenum version available as West Penn 355
• Gray jacket, 1000 ft reel-in-box

West Penn Wire part number 25355BGY1000.