{"product_id":"tesla-tps300-plug-in-immersion-heater-thermostat-11-inch-65-75-degree-20a-dual-function","title":"Tesla TPS300 Plug-In Immersion Heater Thermostat 11 inch 65 75 Degree 20A Dual Function","description":"\u003c!-- SEO Product Name: Tesla TPS300 Plug-In Immersion Heater Thermostat 11 inch 65 75 Degree 20A Dual Function --\u003e\n\u003cdiv style=\"font-size: 16px; max-width: 900px; margin: 0 auto; color: #2b2b2b; line-height: 1.6; font-family: Arial, Helvetica, sans-serif;\"\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.7; color: #2b2b2b; margin: 0 0 16px 0;\"\u003eThe Tesla \u003cstrong\u003eTPS300\u003c\/strong\u003e is a genuine manufacturer \u003cstrong\u003eplug-in type\u003c\/strong\u003e thermostat, designed as an alternative to a traditional screw-in rod thermostat for cylinders using a \u003cstrong\u003epush-fit thermostat connection\u003c\/strong\u003e. It is suitable for use with either the upper or lower immersion heater position on unvented cylinders.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.7; color: #2b2b2b; margin: 0 0 16px 0;\"\u003eThe TPS300 provides \u003cstrong\u003edual function\u003c\/strong\u003e operation with an adjustable working temperature and a separate fixed safety cut-out, and is \u003cstrong\u003eCE marked\u003c\/strong\u003e for full compliance with UK and European electrical safety standards.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; margin: 0 -4px 20px -4px;\"\u003e\n\u003cdiv style=\"flex: 1 1 130px; background: #F7FAFA; border: 1px solid #D9EDEA; border-radius: 8px; padding: 14px 10px; text-align: center; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 19px; font-weight: bold; color: #008377cf;\"\u003e11\"\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eStem Length\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; background: #F7FAFA; border: 1px solid #D9EDEA; border-radius: 8px; padding: 14px 10px; text-align: center; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 19px; font-weight: bold; color: #008377cf;\"\u003ePlug-In\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eConnection Type\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; background: #F7FAFA; border: 1px solid #D9EDEA; border-radius: 8px; padding: 14px 10px; text-align: center; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 19px; font-weight: bold; color: #008377cf;\"\u003e10-65°C\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eAdjustable Range\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; background: #F7FAFA; border: 1px solid #D9EDEA; border-radius: 8px; padding: 14px 10px; text-align: center; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 19px; font-weight: bold; color: #008377cf;\"\u003e75°C\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eSafety Cut-Out\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; background: #F7FAFA; border: 1px solid #D9EDEA; border-radius: 8px; padding: 14px 10px; text-align: center; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 19px; font-weight: bold; color: #008377cf;\"\u003e20A\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eCurrent Rating\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 130px; background: #F7FAFA; border: 1px solid #D9EDEA; border-radius: 8px; padding: 14px 10px; text-align: center; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 19px; font-weight: bold; color: #008377cf;\"\u003eCE\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eMarked\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFF6E5; border-left: 4px solid #E0942A; border-radius: 0 8px 8px 0; padding: 14px 18px; margin: 0 0 18px 0; font-size: 15px; color: #2b2b2b;\"\u003e\n\u003cstrong style=\"color: #e0942a;\"\u003ePlease Note:\u003c\/strong\u003e The TPS300 is a \u003cstrong\u003eplug-in type\u003c\/strong\u003e thermostat and is not interchangeable with the screw-in rod thermostats (TS220\/TS225\/TS230). Confirm your cylinder uses a push-fit thermostat connection before ordering.\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; margin: 0 -4px 20px -4px;\"\u003e\n\u003cdiv style=\"flex: 1 1 260px; background: #fff; border: 1px solid #D9EDEA; border-radius: 8px; padding: 16px 18px; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold; color: #00625d; margin-bottom: 6px;\"\u003ePlug-In Design for Push-Fit Connections\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eUnlike the TS-series rod thermostats, the TPS300 uses a \u003cstrong\u003eplug-in connection\u003c\/strong\u003e, designed for cylinders that take a push-fit thermostat rather than a threaded pocket.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; background: #fff; border: 1px solid #D9EDEA; border-radius: 8px; padding: 16px 18px; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold; color: #00625d; margin-bottom: 6px;\"\u003eDual Function Operation\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eCombines an \u003cstrong\u003eadjustable working temperature\u003c\/strong\u003e (10°C to 65°C) with a separate, \u003cstrong\u003efixed 75°C safety cut-out\u003c\/strong\u003e, giving independent primary and secondary temperature control.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; background: #fff; border: 1px solid #D9EDEA; border-radius: 8px; padding: 16px 18px; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold; color: #00625d; margin-bottom: 6px;\"\u003eSuitable for Upper or Lower Immersion Positions\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eDesigned for use with either the \u003cstrong\u003eupper or lower immersion heater\u003c\/strong\u003e on unvented cylinders, offering flexible positioning depending on the cylinder configuration.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; background: #fff; border: 1px solid #D9EDEA; border-radius: 8px; padding: 16px 18px; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold; color: #00625d; margin-bottom: 6px;\"\u003eHigher Current Rating\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eRated at \u003cstrong\u003e20A\u003c\/strong\u003e, higher than the 15A rating of the TS-series rod thermostats, suiting cylinders and controllers that require the additional switching capacity.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; background: #fff; border: 1px solid #D9EDEA; border-radius: 8px; padding: 16px 18px; margin: 4px;\"\u003e\n\u003cdiv style=\"font-size: 15px; font-weight: bold; color: #00625d; margin-bottom: 6px;\"\u003eCE Marked\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eFully \u003cstrong\u003eCE marked\u003c\/strong\u003e, confirming compliance with UK and European electrical safety requirements for this class of product.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-family: Arial,Helvetica,sans-serif;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #fff; font-weight: bold; padding: 9px 14px; font-size: 13px; letter-spacing: .05em; text-transform: uppercase;\"\u003eGeneral Specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eTesla UK Ltd, Sutton Coldfield, West Midlands\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eMPN\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eTPS300\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003ePlug-in dual function thermostat\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eStem Length\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e11\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eAdjustable Range\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e10°C to 65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eSafety Cut-Out Temperature\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e75°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eVoltage\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eCE marked\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; font-weight: 600; color: #333; font-size: 14px; width: 44%; border-bottom: 1px solid #D9EDEA;\"\u003eCylinder Compatibility\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eSuitable for upper or lower immersion heater positions on unvented cylinders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FDECEC; border-left: 4px solid #D32F2F; border-radius: 0 8px 8px 0; padding: 14px 18px; margin: 0 0 18px 0; font-size: 15px; color: #2b2b2b;\"\u003e\n\u003cstrong style=\"color: #d32f2f;\"\u003eImportant Safety Information:\u003c\/strong\u003e This is a mains-voltage electrical replacement part. Thermostat replacement work \u003cstrong\u003emust only be carried out with the power isolated at the mains\u003c\/strong\u003e and, after installation, the wiring must be tested by a registered electrician or Part P competent person. The immersion heater must be fully immersed in water before power is reapplied.\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #D9EDEA; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003cdetails\u003e\n\u003csummary style=\"padding: 14px 18px; font-size: 15px; font-weight: bold; color: #00625d; cursor: pointer; list-style: none; background: #E6F4F3;\"\u003eWhat is the difference between the TPS300 and the TS-series rod thermostats?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 14px 18px 16px 18px; font-size: 14.5px; color: #333; line-height: 1.6; border-top: 1px solid #D9EDEA; background: #fff;\"\u003eThe TPS300 uses a \u003cstrong\u003eplug-in connection\u003c\/strong\u003e designed for cylinders with a push-fit thermostat fitting, whereas TS220\/TS225\/TS230 are \u003cstrong\u003escrew-in rod thermostats\u003c\/strong\u003e for threaded thermostat pockets. The two types are not interchangeable.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #D9EDEA; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003cdetails\u003e\n\u003csummary style=\"padding: 14px 18px; font-size: 15px; font-weight: bold; color: #00625d; cursor: pointer; list-style: none; background: #E6F4F3;\"\u003eCan the TPS300 be used on either the upper or lower immersion heater?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 14px 18px 16px 18px; font-size: 14.5px; color: #333; line-height: 1.6; border-top: 1px solid #D9EDEA; background: #fff;\"\u003eYes, the TPS300 is designed to be \u003cstrong\u003esuitable for use with upper or lower immersion heaters\u003c\/strong\u003e on unvented cylinders.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #D9EDEA; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003cdetails\u003e\n\u003csummary style=\"padding: 14px 18px; font-size: 15px; font-weight: bold; color: #00625d; cursor: pointer; list-style: none; background: #E6F4F3;\"\u003eWhat does \"dual function\" mean for this thermostat?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 14px 18px 16px 18px; font-size: 14.5px; color: #333; line-height: 1.6; border-top: 1px solid #D9EDEA; background: #fff;\"\u003eDual function means the TPS300 provides \u003cstrong\u003etwo separate temperature controls\u003c\/strong\u003e: an adjustable working temperature (10-65°C) for day-to-day use, and a fixed 75°C safety cut-out as a secondary protection.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #D9EDEA; border-radius: 8px; margin-bottom: 10px; overflow: hidden;\"\u003e\n\u003cdetails\u003e\n\u003csummary style=\"padding: 14px 18px; font-size: 15px; font-weight: bold; color: #00625d; cursor: pointer; list-style: none; background: #E6F4F3;\"\u003eWhy is the TPS300 rated at 20A rather than 15A?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 14px 18px 16px 18px; font-size: 14.5px; color: #333; line-height: 1.6; border-top: 1px solid #D9EDEA; background: #fff;\"\u003eThe TPS300 is designed with a higher \u003cstrong\u003e20A current rating\u003c\/strong\u003e to suit cylinders and controllers, such as those used with off-peak\/Economy 7 switching, that require additional switching capacity beyond the standard 15A rod thermostats.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tesla UK","offers":[{"title":"Default Title","offer_id":65857841758557,"sku":"TPS300","price":12.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/TeslaResettableDualSafetyThermostatRod_702ca5f9-5e83-4c40-8b81-a8519f32ad96.jpg?v=1788866050","url":"https:\/\/qualityheating.co.uk\/products\/tesla-tps300-plug-in-immersion-heater-thermostat-11-inch-65-75-degree-20a-dual-function","provider":"AIZO Quality Heating","version":"1.0","type":"link"}