Lowrance StructureScan HD utilizes an LSS-2 black box coupled to a proprietary transducer to add side and down scanning capabilities to certain Lowrance MFDs.
A single multifunction transducer provides both side and down scanning capability. Up to 500 watts of power can be sent out by this transducer using one of two different frequencies.
The LSS-2 module housing measures approximately 8.2-inches by 7.5-inches with a depth of 2.4-inches. The dark grey box and is designed to be mounted on the flat surface of a bulkhead or deck away from sunlight, salt spray, or the chance of physical damage.
Power is supplied to the StructureScan HD black box and transducer via a 12v DC twist-lock cable connection. through the Lowrance LSS-1 black box. Normal power usage is under one amp with inrush amperage of less than five amps.