{"product_id":"siemens-building-technology-141-0521-thermostat","title":"Siemens Building Technology 141-0521 Thermostat","description":"\u003cp\u003eThe \u003cstrong\u003eSiemens Building Technology 141-0521\u003c\/strong\u003e is a commercial-grade \u003cstrong\u003eline voltage remote bulb thermostat\u003c\/strong\u003e engineered for high-accuracy temperature regulation in demanding HVACR environments. This \u003cstrong\u003e2-position room thermostat\u003c\/strong\u003e features a \u003cstrong\u003eliquid-filled sensing element\u003c\/strong\u003e and a 6-foot capillary tube, providing a responsive \u003cstrong\u003eSPDT snap-action switch\u003c\/strong\u003e for direct control of heating or cooling equipment. Designed for versatility, the 141-0521 operates across \u003cstrong\u003e100 to 240 VAC\u003c\/strong\u003e, making it a standard choice for heavy-duty \u003cstrong\u003efan coil units\u003c\/strong\u003e, unit heaters, and industrial \u003cstrong\u003epackaged HVAC systems\u003c\/strong\u003e. \u003c\/p\u003e\n\n\u003cp\u003eWith a broad temperature setpoint range of \u003cstrong\u003e100°F to 240°F\u003c\/strong\u003e and an adjustable differential of 6°F to 24°F, this \u003cstrong\u003eSiemens thermostat\u003c\/strong\u003e allows technicians to fine-tune system cycling to prevent short-cycling and ensure equipment longevity. The \u003cstrong\u003egray baked enamel steel case\u003c\/strong\u003e protects the internal mechanisms, which are suitable for switching \u003cstrong\u003edamper motor actuators\u003c\/strong\u003e, motor-actuated valves, and high-load relays. This industrial-strength controller facilitates efficient \u003cstrong\u003esummer-winter changeover\u003c\/strong\u003e and reliable air or liquid temperature monitoring in both commercial and light industrial applications.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Voltage Compatibility:\u003c\/strong\u003e Hardwired for reliable operation in 100 to 240 VAC electrical systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Range:\u003c\/strong\u003e Precise setpoint adjustment from 100°F to 240°F (38°C to 116°C) for high-limit or process control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Bulb Sensing:\u003c\/strong\u003e Features a durable 6-foot capillary tube for monitoring temperatures in ducts, tanks, or remote locations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSPDT Switching Logic:\u003c\/strong\u003e Enclosed Single-Pole Double-Throw switch supports both heating and cooling logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Differential:\u003c\/strong\u003e Field-adjustable 6°F to 24°F differential minimizes mechanical wear through optimized cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eCommon Questions:\u003c\/strong\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum bulb temperature for the 141-0521?\u003c\/strong\u003e\u003cbr\u003e\nThe remote sensing bulb is rated for a maximum temperature of 250°F (121°C) to ensure peak performance without damaging the liquid-filled element.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan this thermostat be used for both heating and cooling?\u003c\/strong\u003e\u003cbr\u003e\nYes, the SPDT (Single-Pole Double-Throw) configuration allows you to wire the thermostat to either break the circuit on temperature rise (heating) or make the circuit on temperature rise (cooling).\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the temperature differential fixed?\u003c\/strong\u003e\u003cbr\u003e\nNo, the 141-0521 features a field-adjustable mechanical differential ranging from 6°F to 24°F, allowing for specific calibration based on the thermal mass of the system.\u003c\/p\u003e\n\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Siemens Building Technology","offers":[{"title":"Default Title","offer_id":43682824126642,"sku":"141-0521","price":294.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_38571dc0-8ab5-4b17-af9b-efaeba508594.png?v=1775794812","url":"https:\/\/www.gsistore.com\/en-ca\/products\/siemens-building-technology-141-0521-thermostat","provider":"GSIstore","version":"1.0","type":"link"}