{"product_id":"haydon-hay-fire-iso-fire-isolation-switch-double-pole-230vac-f4a-hay-fire-iso","title":"Haydon HAY-FIRE-ISO Fire Isolation Switch, Double‑Pole, 230Vac F4A, HAY-FIRE-ISO","description":"\u003cp\u003e\u003cstrong\u003eHaydon HAY‑FIRE‑ISO — Fire system isolation switch.\u003c\/strong\u003e Compact red enclosure designed to isolate the mains supply to fire alarm control panels and mains powered fire alarm accessories for safe maintenance or during fault conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOperating voltage: 100–240 Vac.\u003c\/li\u003e\n  \u003cli\u003eDouble‑pole switch isolates both live and neutral; when OFF the fuse is disconnected from the supply.\u003c\/li\u003e\n  \u003cli\u003eFused: 230 Vac, F4A.\u003c\/li\u003e\n  \u003cli\u003eSwitch surge rating: 80 A.\u003c\/li\u003e\n  \u003cli\u003ePlastic red housing, suitable for surface or flush mounting; sized to meet visual\/identification expectations for fire alarm isolation.\u003c\/li\u003e\n  \u003cli\u003eStated as suitable for use in systems in accordance with BS 5839‑1 (see supplier datasheet).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eUse cases\u003c\/strong\u003e: Trade and contractor use for isolating fire alarm panels and mains‑powered accessories during maintenance, repairs or testing. Intended for installation by a qualified electrician or authorised installer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompliance \u0026amp; safety notes\u003c\/strong\u003e: Supplier listings reference BS 5839‑1 compliance. Confirm local code and certification requirements before installation (e.g. additional approvals may be needed for non‑UK markets). Always isolate and verify dead before working on circuits; replace fuses only with the specified F4A type.\u003c\/p\u003e","brand":"Haydon","offers":[{"title":"-","offer_id":56594446942581,"sku":"HAY-FIRE-ISO","price":18.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0050\/1216\/0612\/files\/ITM004963_1.png?v=1768247040","url":"https:\/\/wmestore.co.uk\/products\/haydon-hay-fire-iso-fire-isolation-switch-double-pole-230vac-f4a-hay-fire-iso","provider":"WME","version":"1.0","type":"link"}