Electric Fan/Heat Sequencer 24V, SPST - NO, 1-20 seconds on, 40-110 seconds off. New, U.L. Rated, good quality and made by Supco Corp. #A34/Q101/NS101 - KSD-301C - C015 -H1-20 - C40-110 - Mainly used in Goodman,Lennox and York furnaces.

NAPCO Gem Supco Jepco White-Rodgers Mars

NS 101

GS101 Q101 24A34-1 33241

Alternate Part Numbers

24A34-1, 33241, 33243, 611-241, AP4485602, GS101, Q101, TDR-10, TJ6Q101, B1290906, 12F20