How much does this cost to the nearest dollar?

Midnite Solar Circuit Breaker, 100A Din Mount, Model
MidNite Solar Circuit Breaker 100A. MidNite's breakers are rated to break the full rated load at the rated voltage repeatedly, with NO DAMAGE. Always use a properly sized breaker for disconnecting. All MidNite circuit breakers can be used at 100% rated current when mounted in a MidNite enclosure. MNEPV breakers are the same as CBI QY breakers except the standard used is inadequate for the solar industry. MidNite breakers have been evaluated by ETL to 150VDC and are listed for US and Canada. All of the NRTL listings still apply. Breakers ordered under the CBI part numbering system will not be listed for 

Price is $57.00

Price: $56.99