Fully fuse protected, they also include two isolated end switches and a built-in priority switch. The contractor friendlyPC board layout eliminates the problems caused by incorrect wiring and the "unfinished" look ofconventional zone valve installations. The sturdy screw connections add additional reliability, whilethe external indicator lights provide instant diagnostic feedback, reducing installation time. All TacoZone Valve Controls are UL and CSA listed and carry an extended 3 year warranty.
Whether you want to expand up to 20 zones or utilize the advanced features of the PowerPortCards and Add-on Power Controls, Taco -EXP controls allow for simple integration of advancedfeatures. Plug-in any combination of cards and controls to optimize the operation of any system.
Additional -EXP Features: