Search results for 'Ta'
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Caleffi Series 257 iSolar Plus Multi-functional Temperature Differential Controller
Caleffi Series 257 iSolar Plus Multi-functional Temperature Differential ControllerThe iSolar™ 257 series are multi—functional temperature differential controllers that provide complete control of the solar thermal system for safe and long—lasting operation. The microprocessor based controller monitors and controls thermal solar systems by means of a collector sensor and a storage tank sensor. The controllers also perform important system monitoring and safety functions. The system parameters and measured values can be changed and viewed on the large LCD display. The controller is equipped for up to four temperature sensor inputs and one or two 120 VAC outputs (some models) for activating the solar circuit pump and second 120 VAC output for activating a valve or second pump. The controller is additionally equipped with VBus® for two-way communication between modules, PC’s or data loggers.$285.34 -
Caleffi Series NA155 Sweat Union Kit for NA255160 Station 1 1/4" Male to 1" SolarFlex
Caleffi Series NA155 Sweat Union Kit for NA255160 StationNA255160 Solar Pump Stations Fitting Kits (Mix and Match for Top and Bottom)$22.20 -
Caleffi Series R610 Union Nut for 3/4" SolarFlex with 1" Female Thread
Caleffi Union Nut for 3/4" SolarFlex with 1" Female ThreadUnion Nut for 5213, 521 and 2521 Series$2.48 -
Caleffi Series 250 Solar Automatic Air Vent
Caleffi Series 250 Solar Automatic Air VentAutomatic air vents are used in the closed circuits of solar heating systems. They allow air contained in the fluid to be released automatically during the filling process, through a valve operated by a float in contact with fluid in the system. The shut-off valves are used in combination with the automatic air vents to isolate them after filling the circuit of solar heating systems. .These series of products have been specially made to work at high temperatures with a glycol medium.$27.16 -
Double Nipple for 3/4" SolarFlex Pipe with 1"x1" Male Thread
Double Nipple fitting for SolarFlex PipeDouble Nipple for 3/4" SolarFlex Pipe with 1"x1" Male Thread$12.79 -
Caleffi Series NA292 Shut Off Air Vent Valve 1/2" NPT Female to 1/2" Male
Caleffi Series NA292 Shut Off Air Vent Valve 1/2" NPT Female to 1/2" MaleShut-off for automatic air vent. Working temperature range: -20—360ºF. Max. working pressure: 150 psi.$24.01 -
Stiebel Eltron Single and Dual Heat Exchange Solar Storage Tanks
Stiebel Eltron Single and Dual Heat Exchange Solar Storage TanksSingle or dual heat exchangers The Stiebel Eltron SB/SBB series water heaters are indirectly fired and are equipped with either one or two large heat exchangers. The heat exchangers are heavy gauge steel with procelain enamel coating.
Flexible options The models with a single heat exchanger can be used for solar applications with some form of external backup heater. On the models with dual heat exchangers, the upper coil is typically connected to a space heating boiler fired by any fuel and the lower coil is connected to the solar panels.
Multiple uses. All Stiebel Eltron SB/SBB series water heaters can also be used as high capacity indirectly fired water heaters in conjunction with any type of heating boiler.
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Caleffi Series 257 ISolar Interface Adapter
Caleffi Series 257 Interface AdapterThe interface adapter RS-COM enables the connection of a PC to iSolar Plus controller with V Bus. Service Center Software allows the measured data to be recorded numerically in a log-data file. The adapter does not need an external power supply. Includes RS232 cable.$236.14 -
Caleffi Series NA122 Union Connection Set 1" Sweat Union to 1" Male Thread
Caleffi Series NA122 Union Connection SetUnion Connection Set for 1" Male Threads$20.47 -
Caleffi Series NA100 3/4" Sweat Adaptor to 3/4" SolarFlex with 1" Male Thread
Caleffi 3/4" Sweat Adaptor to 3/4" SolarFlex with 1" Male ThreadSweat Adapter$11.91