Solar Thermal Exploration Kit, Explore variables such as box color, light intensity, tube design, rate of water pumping, and amount of time it takes to heat water. Includes some basic information on solar water heating systems and how they work
Low voltage power supply with four outputs and four independent and adjustable DC voltages. The DC voltages are stabilized, regulated, floating, and galvanically isolated from one another, in addition to being short circuit proof and secure from external voltages.
DC Power supply, can be used as a constant voltage source with current limiting or as a constant current source with voltage limiting, power: 100W, Stability under full load </= 0,01% + 5 mV, </= 0,2% + 5 mA, 3 mA, Display: 2 x 3 digit LED, Terminals: 4 mm
Voltage Converter 1000 Watt, Diamond Series Type 3, Dimensions: 7.25 in x 8.25 in x 5.75 in, Extra Adapter Included to Use with 220 Volt Outlets, Step-up 110/120 to 220/240 volts, Step-down 220v/240v to 110v/120v.