Silent Knight ECS-CE4 (4-Circuit Audio Expander)The Silent Knight ECS CE4 is a four circuit audio expander for ECS Series emergency communication systems. It installs inside an ECS 50W or ECS 125W amplifier cabinet and adds four supervised speaker circuits for distributed paging and emergency tones. Circuits are mapped through the host ECS system for group selection and All Call or Non Active Call operation. The compact, in cabinet design keeps wiring short and fully supervised. Key Specifications:

With six candela settings in a single device

Neutral grill pattern makes this an excellent option for schools

These optional lens markings simply snap on to the strobe

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The EST3 lobby enclosures back boxes

Mounts to 4” (102 mm) octagonal or 4” square box

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Industrial Sync

It works with standard wall backboxes to cover larger wall openings and cleanly transition between the device and finished surface

or SIGA-UM's (larger modules) or four (4) CT-1's

and the initiating device loops share a common supervisory supply and ground

The Simplex 4098-9835 is a Test Station with keyswitch