{"product_id":"incoloy-immersion-heaters-2-1-4-inch-bsp-with-copper-thermostat-pocket-3kw-240v-11-to-36-inch","title":"Incoloy Immersion Heaters 2.1\/4 inch BSP with Copper Thermostat Pocket - 3kW 240V, 11 to 36 inch","description":"\u003c!-- SEO Product Name: Tesla Incoloy Immersion Heater 2.1\/4 inch BSP with Copper Thermostat Pocket - 3kW 240V, 11 to 36 inch, TIH540 TIH545 TIH547 TIH548 TIH550 TIH555 TIH560 --\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 UK \u003cstrong\u003eIncoloy Immersion Heater with Copper Thermostat Pocket\u003c\/strong\u003e is the mid-range option in the Tesla domestic heater line-up, recommended for \u003cstrong\u003emoderate to hard water areas\u003c\/strong\u003e where a plain copper element would scale up too quickly but a full titanium element is not required. It uses a standard \u003cstrong\u003e2-1\/4\" BSP\u003c\/strong\u003e boss and is rated \u003cstrong\u003e3kW at 240V\u003c\/strong\u003e across the full length range.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.7; color: #2b2b2b; margin: 0 0 16px 0;\"\u003eThis variant is supplied complete with a \u003cstrong\u003edual safety thermostat\u003c\/strong\u003e matched to the element length, a sealing washer, and full fitting instructions. It is manufactured to \u003cstrong\u003eEN 60335-2-73\u003c\/strong\u003e and \u003cstrong\u003eBEAB approved\u003c\/strong\u003e (Certificate No. 21089), with \u003cstrong\u003eKiwa\u003c\/strong\u003e water regulations approval. Select the correct length below (11\" to 36\") to match your existing cylinder boss and thermostat pocket depth.\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;\"\u003eIncoloy\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eElement Material\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;\"\u003eCopper\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eThermostat Pocket\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;\"\u003e2-1\/4\" BSP\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eBoss Size\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;\"\u003e3kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003ePower @ 240V\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;\"\u003eBEAB\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eCertified No. 21089\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;\"\u003eKiwa\u003c\/div\u003e\n\u003cdiv style=\"font-size: 12px; color: #555; margin-top: 4px; text-transform: uppercase; letter-spacing: .04em;\"\u003eWater Regs Approved\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 thermostat pocket on this variant is \u003cstrong\u003ecopper\u003c\/strong\u003e, not Incoloy or titanium. Tesla recommends against fitting copper-pocket elements into stainless steel cylinders, as galvanic corrosion can eventually perforate the pocket. For stainless steel cylinders, choose the Incoloy-with-Incoloy-pocket or Titanium variant instead.\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;\"\u003eIncoloy Element for Moderate-to-Hard Water\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003e\n\u003cstrong\u003eIncoloy\u003c\/strong\u003e is the manufacturer-recommended material for moderate to hard water areas, offering better scale resistance than a plain copper element while remaining more cost-effective than titanium.\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 Safety Thermostat Included\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eEvery length is supplied complete with a \u003cstrong\u003ecombined thermostat and safety over-temperature cut-out\u003c\/strong\u003e, factory pre-set to 60°C with an 85°C manual-reset cut-out.\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;\"\u003eThermostat Length Matched to Element\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eStem length increases with element length — \u003cstrong\u003e7\"\u003c\/strong\u003e for 11\"-14\" models, \u003cstrong\u003e11\"\u003c\/strong\u003e for 18\"-23\", and \u003cstrong\u003e18\"\u003c\/strong\u003e for 27\"-36\" — ensuring accurate temperature sensing depth in every size.\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;\"\u003eBEAB \u0026amp; Kiwa Approved Throughout\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eManufactured to \u003cstrong\u003eEN 60335-2-73\u003c\/strong\u003e and BEAB approved (Certificate No. 21089), with \u003cstrong\u003eKiwa\u003c\/strong\u003e water regulations approval and a non-asbestos gasket or WRAS-approved seal as applicable.\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;\"\u003eSeven Lengths to Match Every Cylinder\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eAvailable from \u003cstrong\u003e11\" up to 36\"\u003c\/strong\u003e, covering combination cylinders through to the largest 42\" x 18\" domestic cylinders, all sharing the same 2-1\/4\" BSP boss.\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;\"\u003eVertical or Horizontal Mounting\u003c\/div\u003e\n\u003cdiv style=\"font-size: 14px; color: #444; line-height: 1.55;\"\u003eLengths of \u003cstrong\u003e14\" or shorter mount horizontally\u003c\/strong\u003e; lengths over 14\" are designed for \u003cstrong\u003evertical, top-entry fitting\u003c\/strong\u003e, with approximately 60mm clearance required at the element tip.\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;\"\u003eElement Material\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eIncoloy\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;\"\u003eThermostat Pocket Material\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eCopper\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;\"\u003eBoss Size\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e2-1\/4\" BSP\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;\"\u003ePower Rating\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e3kW @ 240V\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;\"\u003eApproval Standard\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eEN 60335-2-73 (BS EN 60335-2-73)\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;\"\u003eSafety Certification\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eBEAB Approved, Certificate No. 21089\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;\"\u003eWater Regulations\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eKiwa approved\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;\"\u003eThermostat Type\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eCombined dual safety thermostat with manual-reset over-temperature cut-out\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;\"\u003eThermostat Pre-set\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e60°C (adjustable, cut-out at 85°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;\"\u003eSealing\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eNon-asbestos gasket or WRAS-approved ‘O’ ring, as applicable\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;\"\u003eCable Rating\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eMinimum 1.5mm² heat-resistant cable required (installer-supplied)\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;\"\u003eMax System Temperature\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e75°C (per BS699 \/ BS1566 \/ BS3198 domestic hot water systems)\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;\"\u003eRecommended Water Hardness\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eModerate to hard water areas\u003c\/td\u003e\n\u003c\/tr\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;\"\u003eInstallation Guidance\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;\"\u003eCombination Cylinders\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e11\", 14\" or 18\" recommended\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;\"\u003e36\" x 18\" Cylinders\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e23\" or 27\" recommended\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;\"\u003e42\" x 18\" Cylinders\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e27\", 30\" or 36\" recommended\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;\"\u003eMounting Orientation\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003e14\" or shorter: horizontal. Over 14\": vertical (top-entry)\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;\"\u003eClearance\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eApprox. 60mm clearance required between element end and cylinder wall\/base\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;\"\u003eStainless Steel Cylinders\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 9px 14px; color: #222; font-size: 14px; border-bottom: 1px solid #D9EDEA;\"\u003eNot recommended due to copper thermostat pocket — choose an Incoloy or Titanium pocket variant instead\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\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\u003cth style=\"background: #008377CF; color: #fff; padding: 9px 12px; font-size: 13px; text-align: left; white-space: nowrap;\"\u003eLength\u003c\/th\u003e\n\u003cth style=\"background: #008377CF; color: #fff; padding: 9px 12px; font-size: 13px; text-align: left; white-space: nowrap;\"\u003eBoss\u003c\/th\u003e\n\u003cth style=\"background: #008377CF; color: #fff; padding: 9px 12px; font-size: 13px; text-align: left; white-space: nowrap;\"\u003ekW @ 240V\u003c\/th\u003e\n\u003cth style=\"background: #008377CF; color: #fff; padding: 9px 12px; font-size: 13px; text-align: left; white-space: nowrap;\"\u003eThermostat Length\u003c\/th\u003e\n\u003cth style=\"background: #008377CF; color: #fff; padding: 9px 12px; font-size: 13px; text-align: left; white-space: nowrap;\"\u003eMPN\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e11\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e2-1\/4\" BSP\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e7\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003eTIH540\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e14\"\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e2-1\/4\" BSP\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e7\"\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003eTIH545\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e18\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e2-1\/4\" BSP\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e11\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003eTIH547\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e23\"\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e2-1\/4\" BSP\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e11\"\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003eTIH548\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e27\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e2-1\/4\" BSP\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e18\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003eTIH550\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e30\"\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e2-1\/4\" BSP\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e18\"\u003c\/td\u003e\n\u003ctd style=\"background: #ffffff; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003eTIH555\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e36\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e2-1\/4\" BSP\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003e18\"\u003c\/td\u003e\n\u003ctd style=\"background: #F7FAFA; padding: 8px 12px; font-size: 13.5px; color: #222; border-bottom: 1px solid #D9EDEA; white-space: nowrap;\"\u003eTIH560\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 heating product for installation into a water-filled cylinder. Installation, wiring and testing \u003cstrong\u003emust be carried out by a suitably qualified electrician\u003c\/strong\u003e or a Part P registered competent person, in accordance with current IEE wiring regulations. The appliance must be earthed and wired through a double-pole isolator with a contact separation of at least 3mm in all poles. The heater must never be switched on unless fully immersed in water.\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 water hardness is this Incoloy element suitable for?\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;\"\u003eThis variant is recommended by the manufacturer for \u003cstrong\u003emoderate to hard water areas\u003c\/strong\u003e. For hard to very hard water, a Titanium element is advised for longer service life.\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 does the thermostat pocket matter?\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 thermostat pocket is the sealed tube the thermostat sensing rod sits inside. This variant uses a \u003cstrong\u003ecopper pocket\u003c\/strong\u003e, which is suitable for standard copper cylinders but not recommended for stainless steel cylinders due to the risk of galvanic corrosion.\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;\"\u003eHow do I choose the right length for my cylinder?\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;\"\u003eAs a guide: \u003cstrong\u003ecombination cylinders\u003c\/strong\u003e generally take 11\", 14\" or 18\" models; \u003cstrong\u003e36\" x 18\" cylinders\u003c\/strong\u003e typically take 23\" or 27\"; and \u003cstrong\u003e42\" x 18\" cylinders\u003c\/strong\u003e take 27\", 30\" or 36\". Always use the largest length your cylinder can accommodate for the most efficient heat cycle.\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;\"\u003eDoes this heater include a 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;\"\u003eYes. Every length is supplied complete with a \u003cstrong\u003edual safety thermostat\u003c\/strong\u003e matched to the element length, pre-set to 60°C with an 85°C manual-reset safety cut-out, along with the correct sealing washer or O-ring.\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 I fit this in a stainless steel cylinder?\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;\"\u003eThis is \u003cstrong\u003enot recommended\u003c\/strong\u003e. Because this variant has a copper thermostat pocket, fitting it into a stainless steel cylinder can cause galvanic corrosion which may eventually perforate the pocket. Choose the Incoloy-with-Incoloy-pocket or Titanium variant instead.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tesla UK","offers":[{"title":"11\"\t2-1\/4\" BSP","offer_id":65644765479261,"sku":"TIH540","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"14\"\t2-1\/4\" BSP","offer_id":65644765512029,"sku":"TIH545","price":25.0,"currency_code":"GBP","in_stock":true},{"title":"18\"\t2-1\/4\" BSP","offer_id":65644765544797,"sku":"TIH547","price":33.0,"currency_code":"GBP","in_stock":true},{"title":"23\"\t2-1\/4\" BSP","offer_id":65644765577565,"sku":"TIH548","price":37.0,"currency_code":"GBP","in_stock":true},{"title":"27\"\t2-1\/4\" BSP","offer_id":65644765610333,"sku":"TIH550","price":33.0,"currency_code":"GBP","in_stock":true},{"title":"30\"\t2-1\/4\" BSP","offer_id":65644765643101,"sku":"TIH555","price":39.0,"currency_code":"GBP","in_stock":true},{"title":"36\"\t2-1\/4\" BSP","offer_id":65644765675869,"sku":"TIH560","price":43.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/IncoloyImmersionHeater11to30inch.jpg?v=1787300374","url":"https:\/\/qualityheating.co.uk\/products\/incoloy-immersion-heaters-2-1-4-inch-bsp-with-copper-thermostat-pocket-3kw-240v-11-to-36-inch","provider":"AIZO Quality Heating","version":"1.0","type":"link"}