{"product_id":"drayton-lwc1-wiring-centre-28001-lwc3-junction-box-28003-heating-system-wiring","title":"Drayton LWC1 Wiring Centre 28001 \u0026 LWC3 Junction Box 28003 - Heating System Wiring","description":"\u003c!-- SEO Product Name: Drayton LWC1 Wiring Centre 28001 \u0026 LWC3 Junction Box 28003 - Heating System Wiring --\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 \u003cstrong\u003eDrayton LWC1 Wiring Centre\u003c\/strong\u003e and \u003cstrong\u003eLWC3 Junction Box\u003c\/strong\u003e provide a safe, tidy way to connect the wiring on a domestic heating system, letting boilers, pumps, room thermostats, programmers and cylinder stats all land on one clearly labelled terminal block. Both are manufactured in \u003cstrong\u003eflame-retardant plastic\u003c\/strong\u003e with \u003cstrong\u003elarge diameter wiring terminals\u003c\/strong\u003e rated at \u003cstrong\u003e10A\u003c\/strong\u003e, and are supplied with cable clamps for a secure, professional installation.\u003c\/p\u003e\n\u003cp style=\"font-size:16px; line-height:1.7; color:#2B2B2B; margin:0 0 16px 0;\"\u003eThe \u003cstrong\u003eLWC1\u003c\/strong\u003e is a 16-way wiring centre supplied with wiring links to suit most common heating system layouts, plus cable identification labels and full installation instructions. The \u003cstrong\u003eLWC3\u003c\/strong\u003e is a 12-way junction box with top or bottom cable entry bays, giving installers more flexibility when routing cables into tighter spaces. Drayton publishes 24 wiring diagrams covering the most popular BIFLO and twin-zone configurations with both units.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:20px -4px 24px -4px;\"\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:19px; font-weight:700; line-height:1.2;\"\u003e10A\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:500; margin-top:4px; opacity:0.92;\"\u003eTerminal Rating\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:19px; font-weight:700; line-height:1.2;\"\u003e16\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:500; margin-top:4px; opacity:0.92;\"\u003eWays (LWC1)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:19px; font-weight:700; line-height:1.2;\"\u003e12\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:500; margin-top:4px; opacity:0.92;\"\u003eWays (LWC3)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:19px; font-weight:700; line-height:1.2;\"\u003eBS EN 60670-22\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:500; margin-top:4px; opacity:0.92;\"\u003eCompliance\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:19px; font-weight:700; line-height:1.2;\"\u003eFlame-Retardant\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:500; margin-top:4px; opacity:0.92;\"\u003ePlastic Body\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px; background:#008377CF; color:#ffffff; border-radius:8px; padding:14px 10px; text-align:center; margin:4px;\"\u003e\n\u003cdiv style=\"font-size:19px; font-weight:700; line-height:1.2;\"\u003e2\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px; font-weight:500; margin-top:4px; opacity:0.92;\"\u003eProduct Options\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#E6F4F3; border-left:4px solid #008377CF; border-radius:0 8px 8px 0; padding:14px 18px; margin:0 0 20px 0;\"\u003e\u003cp style=\"margin:0; font-size:15px; line-height:1.6; color:#2B2B2B;\"\u003e\u003cstrong\u003eℹ Good to Know:\u003c\/strong\u003e Choose the \u003cstrong\u003eLWC1\u003c\/strong\u003e for a full 16-way wiring centre with pre-fitted wiring links suited to most heating systems, or the \u003cstrong\u003eLWC3\u003c\/strong\u003e 12-way junction box where top or bottom cable entry flexibility is needed.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; margin:0 -6px 24px -6px;\"\u003e\n\u003cdiv style=\"background:#F7FAFA; border:1px solid #D9EDEA; border-radius:8px; padding:16px; flex:1 1 260px; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:15px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eSafe, Simplified Wiring\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.6; color:#2B2B2B;\"\u003eBoth units give a \u003cstrong\u003esafe means of connection\u003c\/strong\u003e for heating system controls, simplifying wiring and circuit testing so every cable lands on a clearly identified terminal.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FAFA; border:1px solid #D9EDEA; border-radius:8px; padding:16px; flex:1 1 260px; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:15px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eLarge Diameter Terminals\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.6; color:#2B2B2B;\"\u003e\n\u003cstrong\u003eLarge wiring terminals\u003c\/strong\u003e rated at \u003cstrong\u003e10A\u003c\/strong\u003e make it easier to land solid or stranded cable securely, even in a crowded wiring centre.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FAFA; border:1px solid #D9EDEA; border-radius:8px; padding:16px; flex:1 1 260px; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:15px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eFlame-Retardant Construction\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.6; color:#2B2B2B;\"\u003eBoth the LWC1 and LWC3 are manufactured in \u003cstrong\u003eflame-retardant plastic\u003c\/strong\u003e, supporting safe long-term operation in an airing cupboard or plant room.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FAFA; border:1px solid #D9EDEA; border-radius:8px; padding:16px; flex:1 1 260px; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:15px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eCable Clamps Included\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.6; color:#2B2B2B;\"\u003eSupplied with \u003cstrong\u003ecable clamps\u003c\/strong\u003e on both models, keeping incoming cables strain-relieved and tidy at the point of entry.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FAFA; border:1px solid #D9EDEA; border-radius:8px; padding:16px; flex:1 1 260px; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:15px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eLWC1: Wiring Links Included\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.6; color:#2B2B2B;\"\u003eThe LWC1 ships with \u003cstrong\u003ewiring links to suit most systems\u003c\/strong\u003e, along with cable identification labels and full installation instructions for common heating layouts.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#F7FAFA; border:1px solid #D9EDEA; border-radius:8px; padding:16px; flex:1 1 260px; margin:6px;\"\u003e\n\u003cdiv style=\"font-size:15px; font-weight:700; color:#008377CF; margin-bottom:6px;\"\u003eLWC3: Flexible Cable Entry\u003c\/div\u003e\n\u003cdiv style=\"font-size:14px; line-height:1.6; color:#2B2B2B;\"\u003eThe LWC3 offers \u003cstrong\u003etop or bottom cable entry bays\u003c\/strong\u003e, giving installers more routing options in confined cupboards or where cables approach from different directions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 24px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:700; padding:9px 14px; font-size:13px; letter-spacing:0.04em; text-transform:uppercase; border-radius:6px 6px 0 0;\"\u003eShared Specification\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #D9EDEA; border-top:none; border-radius:0 0 6px 6px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F7FAFA; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; padding:9px 14px; font-weight:600; color:#2B2B2B;\"\u003eCompliance\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 300px; padding:9px 14px; color:#2B2B2B;\"\u003eBS EN 60670-22\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; padding:9px 14px; font-weight:600; color:#2B2B2B;\"\u003eMaterial\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 300px; padding:9px 14px; color:#2B2B2B;\"\u003eFlame-retardant plastic\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F7FAFA; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; padding:9px 14px; font-weight:600; color:#2B2B2B;\"\u003eTerminal rating\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 300px; padding:9px 14px; color:#2B2B2B;\"\u003e10A\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 220px; padding:9px 14px; font-weight:600; color:#2B2B2B;\"\u003eCable clamps\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 300px; padding:9px 14px; color:#2B2B2B;\"\u003eSupplied\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F7FAFA; \"\u003e\n\u003cdiv style=\"flex:1 1 220px; padding:9px 14px; font-weight:600; color:#2B2B2B;\"\u003eLarge diameter wiring terminals\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 300px; padding:9px 14px; color:#2B2B2B;\"\u003eYes\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"height:14px;\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 24px 0; border:1px solid #D9EDEA; border-radius:8px; overflow:hidden;\"\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#008377CF;\"\u003e\n\u003cdiv style=\"flex:1 1 226px; color:#ffffff; font-weight:700; padding:9px 12px; font-size:13px;\"\u003eSpecification\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; color:#ffffff; font-weight:700; padding:9px 12px; font-size:13px;\"\u003eLWC1 Wiring Centre (28001)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; color:#ffffff; font-weight:700; padding:9px 12px; font-size:13px;\"\u003eLWC3 Junction Box (28003)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F7FAFA; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eProduct type\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e16-way wiring centre\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e12-way junction box\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eNumber of ways\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e\u003cstrong\u003e16\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e\u003cstrong\u003e12\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F7FAFA; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eDimensions (H x W x D)\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e171.5mm x 124.5mm x 41mm\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e146mm x 97mm x 25mm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eWiring links provided\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e\n\u003cstrong\u003eYes\u003c\/strong\u003e, to suit most systems\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eNot included\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#F7FAFA; border-bottom:1px solid #D9EDEA;\"\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eCable identification labels\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e\n\u003cstrong\u003eIncluded\u003c\/strong\u003e, with full installation instructions\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eNot included\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; background:#ffffff; \"\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eTop or bottom cable entry bays\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003eNot applicable\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 226px; padding:9px 12px; font-size:14px; color:#2B2B2B; vertical-align:top;\"\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:0 0 8px 0;\"\u003e\n\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:13px 18px; font-size:15px; font-weight:700; cursor:pointer; list-style:none;\"\u003eWhat is the difference between the LWC1 and LWC3?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px; font-size:14px; line-height:1.65; color:#2B2B2B; background:#ffffff;\"\u003eThe \u003cstrong\u003eLWC1\u003c\/strong\u003e is a 16-way wiring centre supplied with wiring links and cable identification labels to suit most heating systems. The \u003cstrong\u003eLWC3\u003c\/strong\u003e is a 12-way junction box with top or bottom cable entry bays but without pre-fitted wiring links or labels.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:13px 18px; font-size:15px; font-weight:700; cursor:pointer; list-style:none;\"\u003eWhat is a wiring centre used for?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px; font-size:14px; line-height:1.65; color:#2B2B2B; background:#ffffff;\"\u003eA wiring centre provides a \u003cstrong\u003esafe and convenient method of system wiring\u003c\/strong\u003e, allowing all heating controls — such as the boiler, pump, programmer, room thermostat and cylinder stat — to be neatly connected in one place, making testing and future fault-finding straightforward.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:13px 18px; font-size:15px; font-weight:700; cursor:pointer; list-style:none;\"\u003eAre wiring diagrams available for these products?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px; font-size:14px; line-height:1.65; color:#2B2B2B; background:#ffffff;\"\u003eYes. Drayton publishes a set of wiring diagrams covering common layouts including \u003cstrong\u003eBIFLO and twin-zone systems\u003c\/strong\u003e, both with and without pump overrun, digistat receivers, and unvented mains pressure cylinders, for use with the LWC1 and LWC3.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:13px 18px; font-size:15px; font-weight:700; cursor:pointer; list-style:none;\"\u003eWhat is the terminal rating?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px; font-size:14px; line-height:1.65; color:#2B2B2B; background:#ffffff;\"\u003eBoth the LWC1 and LWC3 have terminals rated at \u003cstrong\u003e10A\u003c\/strong\u003e.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #D9EDEA; border-radius:8px; margin-bottom:10px; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:13px 18px; font-size:15px; font-weight:700; cursor:pointer; list-style:none;\"\u003eDo these units come with cable clamps?\u003c\/summary\u003e\u003cdiv style=\"padding:14px 18px; font-size:14px; line-height:1.65; color:#2B2B2B; background:#ffffff;\"\u003eYes, both the LWC1 and LWC3 are supplied with \u003cstrong\u003ecable clamps\u003c\/strong\u003e as standard.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Drayton Controls","offers":[{"title":"Wiring Centre","offer_id":65797273256285,"sku":"28001","price":23.0,"currency_code":"GBP","in_stock":true},{"title":"Junction Box","offer_id":65797273289053,"sku":"28003","price":13.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Drayton_LWC1_Wiring_Centre_Components.jpg?v=1788417991","url":"https:\/\/qualityheating.co.uk\/products\/drayton-lwc1-wiring-centre-28001-lwc3-junction-box-28003-heating-system-wiring","provider":"AIZO Quality Heating","version":"1.0","type":"link"}