{"product_id":"120v-60hz-fcu-thermostat-hydronic-controller-aquacoils","title":"120V 60Hz FCU Thermostat – Hydronic Controller | Aquacoils","description":"\u003ch4\u003eLine-Voltage 120V 60Hz FCU Thermostat for Hydronic Fan Coil Units\u003c\/h4\u003e\n\u003cp\u003eEngineered specifically for line-voltage hydronic space conditioning, the \u003cb\u003eAquacoils 120V 60Hz FCU Thermostat\u003c\/b\u003e provides precise climate control for multi-speed fan coil units (FCUs). Designed to integrate directly with 120V single-phase electrical systems without requiring low-voltage 24V step-down transformers, it delivers seamless management over room temperature, motorized valve actuators, and fan speeds.\u003c\/p\u003e\n\u003cp\u003eCompatible with both \u003cb\u003e2-pipe and 4-pipe hydronic configurations\u003c\/b\u003e, this controller offers intuitive manual or automatic summer\/winter changeover while optimizing airflow dynamics across wall-mounted, ceiling cassette, ducted, and console fan coils.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch4\u003eKey Features \u0026amp; Technical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003e120V \/ 60Hz Direct Line Voltage:\u003c\/b\u003e Operates directly on standard 120V 60Hz AC power, eliminating external control transformers in commercial and residential FCU installations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003e3-Speed Fan Motor Management:\u003c\/b\u003e Dedicated outputs for High, Medium, and Low AC fan motor speeds to balance occupant comfort, temperature stability, and acoustic noise levels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003e2-Pipe \u0026amp; 4-Pipe System Compatibility:\u003c\/b\u003e Configurable for seasonal 2-pipe heating\/cooling changeover or independent 4-pipe dual-valve control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eMotorized Valve Actuator Control:\u003c\/b\u003e Directly switches 120V motorized water zone valves to precisely modulate hot or chilled water supply based on room setpoints.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cb\u003eAquacoils System Integration:\u003c\/b\u003e Engineered to pair directly with \u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003ca rel=\"noopener\" href=\"https:\/\/aquacoils.com\/\" class=\"ng-star-inserted\" target=\"_blank\"\u003eAquacoils Fan Coil Units\u003c\/a\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e\u003c!----\u003e and air-to-water heat pump zone controls.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch4\u003eFrequently Asked Questions (AEO Quick Answers)\u003c\/h4\u003e\n\u003cp\u003e\u003cb\u003eQ: Is a transformer required to install this 120V 60Hz FCU thermostat?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA:\u003c\/b\u003e No. This controller operates on direct 120V 60Hz line voltage, switching the 120V fan motor speeds and 120V valve actuators directly without needing a 24V step-down transformer.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: Can this 120V 60Hz FCU thermostat control both heating and cooling in a 2-pipe system?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eA:\u003c\/b\u003e Yes. In a 2-pipe hydronic system, the thermostat manages a single motorized valve and adjusts heat\/cool modes depending on whether hot water or chilled water is circulating through the supply loop.\u003c\/p\u003e","brand":"Aquacoils","offers":[{"title":"Default Title","offer_id":49661959930008,"sku":"Aqua-Thermostat-Concealed-120v","price":58.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/2743\/9768\/files\/CassetteThermostatimage1.jpg?v=1786246804","url":"https:\/\/aquacoils.com\/products\/120v-60hz-fcu-thermostat-hydronic-controller-aquacoils","provider":"Aquacoils","version":"1.0","type":"link"}