The SPA Series power amplifiers are compact ENERGY STAR-compliant units designed for convenient installation in a variety of possible locations. Some applications might need the amplifier to be mounted in an air handling space; the plenum kit is specifically for applications like this.
The plenum kit replaces the amplifier’s detachable mains power cable with a secure hard-wired connection contained in a non-flammable metal box that attaches to the amplifier chassis and securely fastens with screws. Punchout holes in the box allow electrical conduit to be attached. No electrical conductors are exposed, and the mains power cannot be accidentally pulled from the amplifier.