Home / Replacement parts / Control Box and Components / Infitec Time Delay Module (QSS423B) Infitec Time Delay Module (QSS423B)$43.16 5 in stock Infitec Time Delay Module (QSS423B) quantity Add to Cart SKU: QSS423B Category: Control Box and Components Product ID: 2499 Description Description Infitec Time Delay Module. Replacement timer module for AMS-A, AMS-D and AMS-MM+20. QSS423B You may also like… Relay, Motor, SPNO 1/2HP, 24VAC (RMSP.524) W9AS1A52-24V $13.73 Add to Cart Finder power relay 30A 2pole, 24VAC coil (66.82.8.024.0300) $18.74 Read more Related products Pilot light , Red, LED 24VAC/DC (PL-RD-LED) $5.19 Add to Cart Potentiometer 1M, 1/4 watt (P-1M) $3.32 Add to Cart Control Box, Digital Clock, Remote Ctrl, No Float (CB-D-RONF) $400.66 Add to Cart