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Endless Hot Water for One Sink at a Time <br />Note: Ail Bosch Tronic 3000 models require hard wiring. <br />Features <br />► <br />►Model US 12 features thermostatic control <br />Part Number 7736500683 7736500687 7736500684 7736500686 7736500685 <br />Thermal Efficiency 98% <br />/Thermostatic Control <br />Activation Flow Rate, GPM 0.6 0.75 0.75 0.5 0.5 <br />Voltage (VAC)*208-240 Nominal 208-240 Nominal 208-240 Nominal 277 Norn nal 120 Nominal <br />Input (High/Low Setting), kW 9.5/4.75 7.2 / 3.60 6.0/ 3.012 3.4 <br />50 40 30 25 30 <br />Minimum Wire Size 6 AWG 8 AWG 10 AWG 10 AWG 10 AWG <br />1.1 0.9 0.7 0.5 NA <br />1.4 1.1 0.8 0.7 NA <br />1.11.8 1.4 0.9 0.5 <br />Technical Specifications US12 US9 US7 US6 US3 <br />Electrical Requirements <br />Maximum Flow Rates Depending on Temperature Rise <br />* Bosch Tronic 3000 C | US12-US3 <br />Under-Sink Electric Tankless Water Heaters <br />Example: An inlet water temperature of 55“F and a desired water temperature of 120'F requires a temperature rise of 65"F <br />’Specs are based on 240 V. Lesser voltage (220 V oi 208 V) will result in reduced output. Values shown are for high / low kW settings. <br />Compact point-of-use / under-sink tankless water heaters are designed <br />to provide an endless supply of hot water for kitchen and bathroom <br />sinks. These units provide 98% efficiency with minimal stand-by loss <br />and most models are equipped with high/low kW settings. <br />Minimum Required <br />Circuit Breaker Amperage <br />GPM Output @ Temperature <br />Rise of 75OF <br />GPM Output @ Temperature <br />Rise of 45°F <br />Units can be mounted horizontally or vertically <br />(except model US12) <br />GPM Output @ Temperature <br />Rise of 60°F <br />c(V^us <br />LISTED <br />► No temperature / pressure relief valve is necessary <br />(subject to local codes) <br />► 5 year limited warranty5 <br />► 98% efficient with minimal stand-by loss <br />► Ultra compact and light weight, saving valuable space <br />► Copper heat exchanger with copper-sheathed <br />heating elements <br />Copies of original warranties in their entirety are available at <br />www.boschheatingandcooling.com