{"product_id":"540-100n-siemens-tec-terminal-box-controller","title":"540-100N | Siemens TEC Terminal Box Controller","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp\u003eThe Siemens 540-100N is a reliable Terminal Equipment Controller (TEC) designed for efficient zone-level control in HVAC systems. With its solid-state digital outputs and rugged build, the controller is ideal for terminal box applications requiring discrete, isolated signal switching in commercial environments.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"height: 433.113px;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 10px;\"\u003e\n\u003cp\u003eCondition\u003c\/p\u003e\n\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 10px;\"\u003e\n\u003cp\u003eNew\/Never Used Surplus\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 27.975px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 27.975px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 27.975px;\"\u003e\u003cspan\u003eSiemens\u003cbr\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.7375px;\"\u003e\n\u003cth style=\"width: 21.5074%; text-align: left; height: 20.7375px;\"\u003eCategory\u003c\/th\u003e\n\u003ctd style=\"width: 78.125%; height: 20.7375px;\"\u003e\u003cspan\u003e\u003cspan\u003ePLCs and Accessories\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.7375px;\"\u003e\n\u003cth style=\"width: 21.5074%; text-align: left; height: 20.7375px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 78.125%; height: 20.7375px;\"\u003e\u003cspan\u003e\u003cspan\u003e540-100N\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 39.1875px;\"\u003eSubcatecory\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 39.1875px;\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem]  md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\u003cspan\u003ePLC Expansion Modules\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 39.1875px;\"\u003e\u003cspan\u003eDigital Outputs\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 39.1875px;\"\u003e6 DO, 24 VAC, solid-state, optically isolated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 39.1875px;\"\u003e\u003cspan\u003eAnalog Outputs\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 39.1875px;\"\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 39.1875px;\"\u003eOutput Rating\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 39.1875px;\"\u003e0.5 A per DO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40.1625px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 40.1625px;\"\u003eOperating Voltage\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 40.1625px;\"\u003e4 VAC ±20%, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 39.1875px;\"\u003ePower Consumption\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 39.1875px;\"\u003e3 VA base + 12 VA per DO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 21.5074%; text-align: left; height: 39.1875px;\"\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 78.125%; height: 39.1875px;\"\u003e32°F to 122°F (0°C to 50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.5074%; text-align: left; height: 19.5938px;\"\u003eHumidity Range\u003c\/th\u003e\n\u003ctd style=\"width: 78.125%; height: 19.5938px;\"\u003e5% to 95% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 21.5074%; text-align: left; height: 39.1875px;\"\u003e\u003cspan\u003eDimensions (W x L x H)\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 78.125%; height: 39.1875px;\"\u003e\u003cspan\u003e4-1\/8\" x 7-3\/4\" x 1-1\/2\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 21.5074%; text-align: left; height: 19.5938px;\"\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 78.125%; height: 19.5938px;\"\u003e\u003cspan\u003e3 lbs (1.35 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan\u003e540-100N\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"\"\u003eThe 540-100N offers 6 digital outputs (DO) using optically isolated solid-state switches, rated for 24 VAC at 0.5 A per channel. The device operates on 24 VAC ±20% power and supports 50\/60 Hz systems, making it compatible with international building standards. The unit's power consumption is 3 VA plus 12 VA per digital output, accommodating low power loads while maintaining reliable switching performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003e6 Digital Outputs: Supports isolated solid-state switching for HVAC zone equipment like dampers or fans.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003e24 VAC Operation: Compatible with common low-voltage building automation systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eRugged Environmental Support: Operates effectively in broad temperature and humidity ranges typical of mechanical rooms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eLow Power Consumption: Efficient design with only 3 VA base load plus 12 VA per active digital output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"\"\u003e\n\u003cp class=\"\"\u003eCompact Enclosure: Streamlined form factor for space-constrained installations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"\"\u003eThe Siemens 540-100N is ideal for terminal box applications in HVAC systems, such as variable air volume (VAV) or fan coil units, offering straightforward and reliable control integration.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":49105533108480,"sku":"540-100N","price":1027.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/a3e80eab63a544e5967307578b04d9ed.jpg?v=1785548946","url":"https:\/\/alotechparts.com\/products\/540-100n-siemens-tec-terminal-box-controller","provider":"Alo Tech Solutions","version":"1.0","type":"link"}