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… Finder power relay 30A 2pole, 24VAC coil (66.82.8.024.0300) $18.74 Read more Relay, Motor, SPNO 1/2HP, 24VAC (RMSP.524) W9AS1A52-24V $13.73 Add to Cart Related products Remote Control Receiver (RCR-LR-24) $17.56 Add to Cart One Button Remote Control Transmitter (RCT-LR) $7.80 Add to Cart Hinged Clear Cover Lid, for Enclosure 8x6x4 (X86CHC-RPL) $22.03 Add to Cart