{"product_id":"gs-4cohc","title":"DD Scientific GS+4CO-HC Carbon Monoxide Gas Sensor, Sensor Only","description":"\u003cp\u003eGS+4CO-HC (also written GS+4COHC or GS4COHC) is a DD Scientific electrochemical carbon monoxide sensing component for high-concentration applications. This listing is for the sensor, not a complete gas detector or smoke\/fire alarm.\u003c\/p\u003e\n\u003ch2\u003eModel reference specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTarget gas: carbon monoxide (CO).\u003c\/li\u003e\n\u003cli\u003eInterface: 4-Series, 3-pin sensor; 0 V bias.\u003c\/li\u003e\n\u003cli\u003eManufacturer reference range: 0-10,000 ppm.\u003c\/li\u003e\n\u003cli\u003eOutput: 20 +\/- 10 nA\/ppm; T90 response time: less than 40 seconds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese model specifications require the manufacturer's recommended sensing circuitry and test conditions. The sensor is not a standalone 3.3 V or 5 V detector module.\u003c\/p\u003e\n\u003ch2\u003eCheck before replacing another sensor\u003c\/h2\u003e\n\u003cp\u003eCompatibility with Alphasense CO-AE is not confirmed. Match the equipment's specified sensor, pin functions, bias and signal requirements; a similar size or gas range does not establish interchangeability. Installation, calibration and response testing must follow the equipment manufacturer's instructions before use.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/westcontrolsupply.com\/pages\/model-check?model=GS%2B4COHC+%2F+SKU%3A+WCS-VHTDR9Z3EG\u0026amp;search=WCS-VHTDR9Z3EG\u0026amp;product_url=%2Fproducts%2Fgs-4cohc%3Fvariant%3D50261376696568\"\u003eCheck my equipment model\u003c\/a\u003e | \u003ca href=\"https:\/\/ddscientific.com\/products\/gs-4cohc-electrochemical-sensor-carbon-monoxide-co\"\u003eManufacturer model reference\u003c\/a\u003e | \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0732\/2710\/8619\/files\/GS_4CO_HC_Datasheet_DDS.pdf?v=1751966608\"\u003eTechnical datasheet\u003c\/a\u003e\u003c\/p\u003e","brand":"DD Scientific","offers":[{"title":"Default Title","offer_id":50261376696568,"sku":"WCS-VHTDR9Z3EG","price":226.13,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0849\/0378\/8792\/files\/41MQkk4t1YL.jpg?v=1790765217","url":"https:\/\/westcontrolsupply.com\/fr\/products\/gs-4cohc","provider":"West Control Supply","version":"1.0","type":"link"}