家用电热水器应该是由美国人热水器公司制造的指定型号为 E1E2.5US013V，或者经过认可的等价品。对于安装在家庭住宅内的热水器而言，其内胆质量保证年限为5年，配件质量保证年限为5年。对于安装在商用应用领域的热水器，则内胆质量保证期为1年，配件质量保证期为1年。 　　
　　Residential electric water heater(s) shall be point-of-use model E1E2.5US013V as manufactured by American Water Heater Company, or an approved equal and shall have a 5-year tank warranty and a 5-year parts warranty, when installed in a residential application. When installed in a commercial application, the unit will have a 1-year tank warranty and a 1-year parts warranty.
　　热水器容积应该是9公升，供应电源应该是 ________ 伏，________ 相，________ 赫兹，________ 千瓦，并且经过美国保险商实验室标准UL 174的鉴定、检测和通过。这种热水器应该符合或优于1987年美国联邦《美国国家电器节能法典》(NAECA)的有关要求。
　　Heater(s) shall have a storage capacity of 2.5 gallons and shall have a rated input of 1.25KW at 120 volts, single phase, 60 cycle AC and shall be design certified, tested and listed in accordance with Underwriter's Laboratories standard UL 174. Heaters shall meet or exceed the requirements of the Federal "National Appliance Energy Conservation Act (NAECA)of 1987".
　　热水器容器内胆应该内衬特殊的树脂涂层。
　　The interior of the storage tank shall be lined with a special resin coating.
　　这种热水器应该配置一个标准的120伏插头电缆。电气加热元件应该螺纹拧进的，直接浸入式，不锈钢外层，电阻型加热元件。加热元件的工作应该由一个温控器控制调节。
　　The unit shall be equipped with a standard 120V plug-in cord. Electrical heating elements shall be screw-in, direct-immersion, stainless steel sheathed, resistance-type. Element operation shall be controlled by a thermostat.
　　高温关闭功能应该作为热水器的整体之一加以配置。应该采用抗撞击，非金属外壳将热水器内胆完全包裹起来。内胆应该通过300 PSI试验压力和150 PSI工作压力检测并获得认证。
　　A high temperature cutoff shall be supplied as an integral part of the heater. The tank shall be totally encased in an impact-resistant, non-metallic case. The tank must be design certified for 300 PSI test pressure and 150 PSI working pressure.