Rinnai® Connection Circuit Board, For Use With: Model 26E/32E/26I/32I/K26E/K32E/K26I and K32I Infinity Water Heater, Import

REU-MSB-C2 connection circuit board for multiple cascades compatible with Infinity 26e, 32e, 26i, 32i, k26e, k32e, k26i, k32i. To combine with master card REU-MSB-MB for connection of each additional unit, for units connected to battery or Infinity Modus systems composed of more than 5 units.