{"product_id":"wced-changeover-switches","title":"WCED Manual Changeover Switches 20A-125A","description":"\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;max-width:900px;margin:0 auto;color:#333;\"\u003e\n\u003ch1 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:34px;color:#14301f;margin:0 0 12px;font-weight:400;\"\u003eWCED Manual Changeover Switches\u003c\/h1\u003e\n\u003cp style=\"font-family:'DM Sans',Arial,sans-serif;font-size:16px;line-height:1.7;color:#333;margin:0 0 14px;\"\u003eManual changeover switches from WCED for switching a load between two supplies, such as mains and generator. Weatherproof IP66 3 pole units from 20A to 63A, and 125A units supplied bare or in a mini or metal enclosure.\u003c\/p\u003e\n\u003cdiv style=\"background:#eef6f1;border-left:4px solid #1f7a4d;padding:14px 18px;border-radius:6px;margin:0 0 8px;font-family:'DM Sans',Arial,sans-serif;font-size:15px;color:#14301f;\"\u003e\n\u003cstrong\u003eTrade-friendly pricing.\u003c\/strong\u003e Technical support available from the WCED team.\u003c\/div\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003eWhy choose WCED changeover switches\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:0 0 8px;\"\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003eTwo supplies, one load\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003eSelect between mains and an alternative source with a single handle.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003eIP66 3 pole range\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003e20A, 25A, 32A and 63A units rated IP66 for outdoor and damp locations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003e125A options\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003eBare switch, mini enclosure or metal enclosure to suit the installation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003eSimple to fit\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003eNo tools needed to operate, so it is easy for the end user to use.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003e3 pole IP66 changeover switches\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 8px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003ePart code\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003eRating\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003ePoles\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003eProtection\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eWCOS3P20\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e20A\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eIP66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eWCOS3P25\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003e25A\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eIP66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eWCOS3P32\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e32A\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eIP66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eWCOS3P63\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003e63A\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eIP66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003e125A changeover switches\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 8px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003ePart code\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003eDescription\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003eContacts\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eWCOS125\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e125A changeover switch, bare\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e2NO 2NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eWMECOS125\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003e125A changeover switch in 4 module mini enclosure\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003e2NO 2NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eWMECOS125-L\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e125A changeover switch in 4 module metal enclosure\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e2NO 2NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003e3 pole or 125A: which do I need?\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 8px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003e\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003eWCOS3P range (20A to 63A)\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003e125A range\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003ePoles\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e3 pole\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003e2NO 2NC contacts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eProtection\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eIP66\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eBare switch, mini enclosure or metal enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eBest for\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eSmaller circuits: a shed, garage, EV supply or standby circuit\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eWhole-property or larger sub-board changeover\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003ePart codes\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eWCOS3P20, WCOS3P25, WCOS3P32, WCOS3P63\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eWCOS125, WMECOS125, WMECOS125-L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003eChoosing between the 125A options\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;margin:0 0 8px;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003ePart code\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003eSupplied as\u003c\/th\u003e\n\u003cth style=\"font-family:'DM Sans',Arial,sans-serif;text-align:left;padding:10px 12px;background:#1f7a4d;color:#fff;font-size:14px;white-space:nowrap;\"\u003eChoose it when\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eWCOS125\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eSwitch only\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eYou are fitting it into your own enclosure or board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eWMECOS125\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eSwitch in a 4 module mini enclosure\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#eef6f1;\"\u003eYou want a compact, ready-to-fit unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eWMECOS125-L\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eSwitch in a 4 module metal enclosure\u003c\/td\u003e\n\u003ctd style=\"font-family:'DM Sans',Arial,sans-serif;padding:10px 12px;font-size:14px;color:#222;border-bottom:1px solid #d5e5db;background:#fff;\"\u003eYou want a metal enclosure for a more robust installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003eBefore you fit one\u003c\/h2\u003e\n\u003cp style=\"font-family:'DM Sans',Arial,sans-serif;font-size:16px;line-height:1.7;color:#333;margin:0 0 14px;\"\u003eA changeover switch only selects between supplies. It does not protect the circuit, so it sits alongside the usual protective devices. Whether the neutral needs to be switched depends on the supplies and the earthing arrangement, so confirm the wiring design with your electrician before ordering. Eco Harmony also stocks WCED RCBOs, surge protection and distribution boards to go with it.\u003c\/p\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003eTypical applications\u003c\/h2\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:0 0 8px;\"\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003eGenerator backup\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003eKeep the generator and the mains from feeding the load together.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003eGarages and workshops\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003eSwitch an outbuilding between supplies.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003eStandby supplies\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003eSelect between a primary and a standby feed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#eef6f1;border:1px solid #d5e5db;border-radius:10px;padding:16px 18px;\"\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-weight:700;color:#1f7a4d;font-size:15px;margin-bottom:4px;\"\u003eMaintenance switching\u003c\/div\u003e\n\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;font-size:14px;line-height:1.55;color:#333;\"\u003eMove a load to an alternative supply while work is done.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003eData sheets\u003c\/h2\u003e\n\u003ca href=\"#\" style=\"font-family:'DM Sans',Arial,sans-serif;display:inline-block;background:#1f7a4d;color:#fff;text-decoration:none;padding:11px 20px;border-radius:8px;font-weight:700;font-size:14px;margin:0 10px 10px 0;\"\u003eDownload changeover data sheet (PDF)\u003c\/a\u003e\u003ch2 style=\"font-family:'DM Serif Display',Georgia,serif;font-size:26px;color:#14301f;margin:36px 0 12px;font-weight:400;\"\u003eFrequently asked questions\u003c\/h2\u003e\n\u003cdetails style=\"border:1px solid #d5e5db;border-radius:10px;margin:0 0 10px;background:#fff;\"\u003e\u003csummary style=\"font-family:'DM Sans',Arial,sans-serif;cursor:pointer;padding:14px 18px;font-weight:700;font-size:15px;color:#14301f;\"\u003eWhat does a changeover switch do?\u003c\/summary\u003e\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;padding:0 18px 16px;font-size:15px;line-height:1.65;color:#333;\"\u003eA manual changeover switch lets you select between two supplies, for example mains and a generator, and prevents both being connected to the load at the same time. You turn the handle to choose the feed.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #d5e5db;border-radius:10px;margin:0 0 10px;background:#fff;\"\u003e\u003csummary style=\"font-family:'DM Sans',Arial,sans-serif;cursor:pointer;padding:14px 18px;font-weight:700;font-size:15px;color:#14301f;\"\u003eWhat is the difference between a changeover switch and an isolator?\u003c\/summary\u003e\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;padding:0 18px 16px;font-size:15px;line-height:1.65;color:#333;\"\u003eAn isolator simply opens and closes one circuit. A changeover switch selects one of two sources for a load, with an off position in between on most models. They are not interchangeable.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #d5e5db;border-radius:10px;margin:0 0 10px;background:#fff;\"\u003e\u003csummary style=\"font-family:'DM Sans',Arial,sans-serif;cursor:pointer;padding:14px 18px;font-weight:700;font-size:15px;color:#14301f;\"\u003eCan I use one to connect a generator to my home?\u003c\/summary\u003e\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;padding:0 18px 16px;font-size:15px;line-height:1.65;color:#333;\"\u003eA changeover switch is the usual way to keep a generator and the mains from feeding the same circuit, but the installation as a whole still has to comply with BS 7671, including earthing arrangements and any notification to the network operator. Use a competent electrician.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #d5e5db;border-radius:10px;margin:0 0 10px;background:#fff;\"\u003e\u003csummary style=\"font-family:'DM Sans',Arial,sans-serif;cursor:pointer;padding:14px 18px;font-weight:700;font-size:15px;color:#14301f;\"\u003eWhat do WCOS125, WMECOS125 and WMECOS125-L include?\u003c\/summary\u003e\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;padding:0 18px 16px;font-size:15px;line-height:1.65;color:#333;\"\u003eWCOS125 is the 125A 2NO 2NC switch on its own. WMECOS125 is the same switch fitted in a 4 module mini enclosure. WMECOS125-L is the same switch in a 4 module metal enclosure.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #d5e5db;border-radius:10px;margin:0 0 10px;background:#fff;\"\u003e\u003csummary style=\"font-family:'DM Sans',Arial,sans-serif;cursor:pointer;padding:14px 18px;font-weight:700;font-size:15px;color:#14301f;\"\u003eWhat does IP66 mean on the WCOS3P range?\u003c\/summary\u003e\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;padding:0 18px 16px;font-size:15px;line-height:1.65;color:#333;\"\u003eIP66 is a high level of protection against dust and powerful water jets, so the 3 pole WCOS3P units are suited to outdoor or damp locations such as an external wall or garage.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #d5e5db;border-radius:10px;margin:0 0 10px;background:#fff;\"\u003e\u003csummary style=\"font-family:'DM Sans',Arial,sans-serif;cursor:pointer;padding:14px 18px;font-weight:700;font-size:15px;color:#14301f;\"\u003eDo I need a 3 pole or a 4 pole changeover switch?\u003c\/summary\u003e\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;padding:0 18px 16px;font-size:15px;line-height:1.65;color:#333;\"\u003eIt depends on whether the neutral has to be switched, which is set by the supplies and the earthing arrangement. Ask your electrician to confirm before you order.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #d5e5db;border-radius:10px;margin:0 0 10px;background:#fff;\"\u003e\u003csummary style=\"font-family:'DM Sans',Arial,sans-serif;cursor:pointer;padding:14px 18px;font-weight:700;font-size:15px;color:#14301f;\"\u003eWhich rating should I choose?\u003c\/summary\u003e\u003cdiv style=\"font-family:'DM Sans',Arial,sans-serif;padding:0 18px 16px;font-size:15px;line-height:1.65;color:#333;\"\u003eChoose a rating equal to or above the maximum load on the circuit. For smaller circuits such as a shed, garage or EV supply, the 20A to 63A 3 pole units are the usual choice. The 125A units suit whole-property changeover.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does a changeover switch do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"A manual changeover switch lets you select between two supplies, for example mains and a generator, and prevents both being connected to the load at the same time. You turn the handle to choose the feed.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between a changeover switch and an isolator?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"An isolator simply opens and closes one circuit. A changeover switch selects one of two sources for a load, with an off position in between on most models. 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For smaller circuits such as a shed, garage or EV supply, the 20A to 63A 3 pole units are the usual choice. The 125A units suit whole-property changeover.\"}}]}\u003c\/script\u003e","brand":"WCED","offers":[{"title":"3 Pole IP66 \/ 20A","offer_id":62837687419267,"sku":"WCOS3P20","price":10.07,"currency_code":"GBP","in_stock":true},{"title":"3 Pole IP66 \/ 25A","offer_id":62837687452035,"sku":"WCOS3P25","price":11.42,"currency_code":"GBP","in_stock":true},{"title":"3 Pole IP66 \/ 32A","offer_id":62837687484803,"sku":"WCOS3P32","price":13.27,"currency_code":"GBP","in_stock":true},{"title":"3 Pole IP66 \/ 63A","offer_id":62837687517571,"sku":"WCOS3P63","price":19.68,"currency_code":"GBP","in_stock":true},{"title":"125A Switch Only \/ 125A","offer_id":62837687583107,"sku":"WCOS125","price":7.57,"currency_code":"GBP","in_stock":true},{"title":"125A Mini Enclosure \/ 125A","offer_id":62837687615875,"sku":"WMECOS125","price":9.55,"currency_code":"GBP","in_stock":true},{"title":"125A Metal Enclosure \/ 125A","offer_id":62837687648643,"sku":"WMECOS125-L","price":13.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1033\/7545\/files\/WCOS125-450x515.png?v=1792142900","url":"https:\/\/ecoharmony.co.uk\/products\/wced-changeover-switches","provider":"EcoHarmony","version":"1.0","type":"link"}