We have received small supply of brand new Humminbird Helix 12 CHIRP SI combo units with HDSI transducer and all mounting hardware. These are GEN1 units (Not MEGA Si) and will come with full warranty !
Brian
https://bbgmarine.com/humminbird-helix-12-chirp-sigps-combo-whdsi-transducer-p-28244.html?zenid=kif5rbmar442h7bqaeqtkhe470