{"product_id":"c-tec-cast-4w-conventional-zone-to-cast-addressable-convertor-extendable-to-8-way-ctec-ca740","title":"C-TEC CAST 4W Conventional Zone To CAST Addressable Convertor, Extendable To 8 Way-(CTEC-CA740)","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eC-TEC CAST CA740 4-Way Conventional Zone to CAST Addressable Converter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed to simplify the upgrade of existing conventional fire alarm systems to an advanced \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eC-TEC CAST addressable fire alarm system\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. By allowing existing conventional zonal wiring to be retained, the CA740 provides an efficient solution for retrofit and system upgrade projects where replacing existing cabling may be disruptive or costly. It is particularly suitable for applications such as commercial buildings, care homes, hotels, schools and other sites requiring a transition from conventional to addressable fire detection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eSupplied as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4-zone, loop-powered converter\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, the CA740 supports four individual zonal circuits, with the option to expand the unit to \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8 zones using the CA740PCB extender PCB\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Each zone provides an isolated circuit for compatible CAST addressable devices, while the converter maintains loop and individual zone circuit integrity. The CA740 operates from \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e22–40V DC\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, takes a CAST loop address and is compatible with C-TEC’s \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eXFP and ZFP CAST addressable fire alarm panels\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eC-TEC CA740 FastConvert\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an ideal choice for fire alarm system upgrades where installers need to modernise conventional detection without unnecessarily replacing existing zonal wiring. With no requirement for separate end-of-line devices, a dedicated PSU or batteries, the converter provides a practical and space-efficient approach to CAST integration. Its robust plastic enclosure offers generous space for loop and zone cabling, while the unit includes visual indicators for zone polling and isolator status.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e4-way conventional zone to CAST addressable zone converter\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eExpandable from 4 to 8 zones\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e using the optional CA740PCB extender PCB\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eDesigned for upgrading \u003c\/span\u003econventional fire alarm systems to C-TEC CAST\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eAllows existing \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003econventional zonal wiring to be retained\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eCompatible with \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eC-TEC XFP and ZFP CAST addressable fire alarm panels\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSupports \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCAST and CAST-PRO addressable devices\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLoop powered\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, operating from 22–40V DC\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eMaintains \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eloop and individual zone circuit integrity\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eNo separate \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ePSU, batteries or end-of-line devices\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e required\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePlastic enclosure measuring approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e380 × 235 × 96mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, suitable for surface or flush mounting\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"C-TEC","offers":[{"title":"Default Title","offer_id":52451833053482,"sku":"CTEC-CA740","price":82.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0375\/5562\/files\/CA740.png?v=1789342406","url":"https:\/\/www.adk-security.com\/products\/c-tec-cast-4w-conventional-zone-to-cast-addressable-convertor-extendable-to-8-way-ctec-ca740","provider":"adk-security","version":"1.0","type":"link"}