{"product_id":"copeland-998-1000-52","title":"Copeland 998-1000-52 DTC Valve \u0026 Thermostat Kit","description":"\u003cp\u003eThe \u003cstrong\u003eCopeland 998-1000-52 DTC Valve \u0026amp; Thermostat Kit\u003c\/strong\u003e is a \u003cstrong\u003eDischarge Temperature Control (DTC)\u003c\/strong\u003e retrofit kit that protects Copeland refrigeration and air conditioning compressors from damaging overheating conditions, built for \u003cstrong\u003e120\/240V\u003c\/strong\u003e electrical systems. The kit pairs a discharge-line-mounted \u003cstrong\u003eDTC valve\u003c\/strong\u003e with a \u003cstrong\u003ethermostat\u003c\/strong\u003e that continuously monitors discharge line temperature; when readings climb toward an unsafe threshold, the thermostat opens the DTC valve to inject liquid refrigerant into the compressor, pulling discharge temperature back down before heat damage can occur to valves, reeds, or motor windings.\u003c\/p\u003e\n\n\u003cp\u003eThis is the \u003cstrong\u003edual-voltage\u003c\/strong\u003e version of Copeland's DTC kit family, giving a single stocked part coverage across both \u003cstrong\u003e120V\u003c\/strong\u003e and \u003cstrong\u003e240V\u003c\/strong\u003e control circuits rather than requiring a voltage-specific kit. It's intended for HVAC and refrigeration technicians servicing or replacing existing discharge temperature protection components on Copeland compressor systems — particularly on low-temperature and high-compression-ratio applications where discharge temperature runs hottest and compressor life is most sensitive to thermal overload. Neuco's own parts breakdown lists the kit's individually serviceable components as the \u003cstrong\u003e510-0993-00 DTC valve group\u003c\/strong\u003e, the \u003cstrong\u003e998-0177-00 EVI T-fitting adapter kit\u003c\/strong\u003e, and the \u003cstrong\u003e998-7022-09 thermostat kit\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Voltage Coverage:\u003c\/strong\u003e Works on \u003cstrong\u003e120V\u003c\/strong\u003e or \u003cstrong\u003e240V\u003c\/strong\u003e control circuits, so one part number covers both common voltage configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Overheat Protection:\u003c\/strong\u003e The \u003cstrong\u003ethermostat\u003c\/strong\u003e and \u003cstrong\u003eDTC valve\u003c\/strong\u003e work together to inject cooling refrigerant automatically when discharge temperature rises, rather than relying on a fixed bleed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects Valves and Windings:\u003c\/strong\u003e Reduces the risk of reed valve fatigue, carbon buildup, and motor winding damage caused by sustained high discharge temperature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Retrofit Kit:\u003c\/strong\u003e Includes both the \u003cstrong\u003evalve\u003c\/strong\u003e and \u003cstrong\u003ethermostat\u003c\/strong\u003e components needed for a full discharge temperature control installation, not just one half of the system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat does a DTC valve and thermostat kit actually do?\u003c\/strong\u003e The \u003cstrong\u003ethermostat\u003c\/strong\u003e monitors discharge line temperature and works with the \u003cstrong\u003eDTC valve\u003c\/strong\u003e to inject liquid refrigerant into the compressor when temperatures approach an unsafe level, protecting the compressor from thermal damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs this rated for both 120V and 240V?\u003c\/strong\u003e Yes — the \u003cstrong\u003e998-1000-52\u003c\/strong\u003e is Copeland's dual-voltage \u003cstrong\u003e120\/240V\u003c\/strong\u003e DTC kit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhen would I install this instead of a Demand Cooling kit?\u003c\/strong\u003e DTC (Discharge Temperature Control) and Demand Cooling are Copeland's two discharge-protection strategies; use whichever system the compressor's model nomenclature and existing wiring are built for — confirm against the nameplate and existing control wiring before substituting one for the other.\u003c\/li\u003e\n\u003c\/ul\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":"Copeland","offers":[{"title":"Default Title","offer_id":48080977166514,"sku":"998-1000-52","price":2151.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/998-1000-52.jpg?v=1790018415","url":"https:\/\/www.gsistore.com\/en-ca\/products\/copeland-998-1000-52","provider":"GSIstore","version":"1.0","type":"link"}