Home / Control Box and Components / Infitec Time Delay Module (QSS423B) Infitec Time Delay Module (QSS423B)$44.80 10 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 Add to Cart Relay, Motor, SPNO 1/2HP, 24VAC (RMSP.524) W9AS1A52-24V $13.73 Add to Cart Related products Transformer, 120V pri, 24V sec. (F-46X) $17.98 Add to Cart Pilot light, Yellow, LED 24VAC/DC (PL-YW-LED) $5.19 Add to Cart Control Box, Analog Clock, Remote Ctrl, Float Lead (CB-A-RO) $435.00 Add to Cart Low Cost Timer With Battery Back-Up, Mist Now (CB-S1-M) $308.00 Add to Cart