Honeywell 621-4500 Input Module

PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. Please submit all questions PRIOR to your purchase. If applicable, we will gladly refund any overpayment of s/h charges. We cannot negotiate price or terms after the sale. Payment is expected within 24 hours, please. We appreciate your consideration! (bcd - 1-19-e). _gsrx_vers_525 (GS 6.6.5 (525))