Armstrong 14A45 pressure switch
$55.1855.18Armstrong 14A45 dual pressure switch, .50/.90 wc; replaces 103271-03, 103613-03, 104549-03, 14A4501, 84W64, 84W6401, 93W79, 93W7901, 98W78, 98W7801, R103271-03, R103613-03 and R104549-03.
800-705-8838 or 724-397-8838