{"product_id":"bonaire-control-board-mb4-mb5-pcb-ctsps5441212sp","title":"Bonaire Control Board MB4 \u0026 MB5 PCB","description":"\u003cdiv style=\"text-align: left;\"\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis genuine Bonaire control board (part number 5441212SP) is a direct replacement for MB4 and MB5 series 4\/5 Star model gas heaters. It's the critical component for managing your heater's operations, ensuring reliable performance when you need it most.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eReplacing a faulty PCB is often the quickest way to get a ducted gas heater back online when you've diagnosed a control issue, especially heading into a chilly Aussie winter.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eBest For\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eHVAC service technicians\u003c\/li\u003e\n\u003cli\u003eGas heater installers\u003c\/li\u003e\n\u003cli\u003eBonaire heating system maintenance teams\u003c\/li\u003e\n\u003cli\u003eCompetent DIY owners repairing their Bonaire unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eCompatibility\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eThis PCB is specifically designed for:\u003c\/p\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eBonaire MB4 series 4\/5 Star gas heaters\u003c\/li\u003e\n\u003cli\u003eBonaire MB5 series 4\/5 Star gas heaters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003eIf you're running a different model, check fittings and specs before ordering.\u003c\/p\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eFeatures\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eGenuine Bonaire part number 5441212SP.\u003c\/li\u003e\n\u003cli\u003eDirect replacement for existing MB4 and MB5 series PCBs.\u003c\/li\u003e\n\u003cli\u003eDesigned for 4\/5 Star efficiency gas heater models.\u003c\/li\u003e\n\u003cli\u003eEnsures reliable and accurate operation of your Bonaire heating system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eUsing It on the Job\u003c\/h2\u003e\n\u003col style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolate Power:\u003c\/strong\u003e Always turn off power to the gas heater at the main switchboard and use a multimeter to verify zero voltage before opening any access panels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess Panel:\u003c\/strong\u003e Carefully open the heater's control panel to locate the faulty PCB.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument Connections:\u003c\/strong\u003e Take clear photos of all existing wiring connections to the old board. This is crucial for correct reassembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemove \u0026amp; Replace:\u003c\/strong\u003e Disconnect all wires, remove the old PCB, and install the new Bonaire 5441212SP board, ensuring it's securely mounted.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconnect Wiring:\u003c\/strong\u003e Reconnect all wiring exactly as documented, double-checking against your photos and any manufacturer's wiring diagrams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest Operation:\u003c\/strong\u003e Restore power and thoroughly test the heater's operation in all modes according to the Bonaire service manual.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003eLimitations \u0026amp; Safety Notes\u003c\/h2\u003e\n\u003cul style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003e\n\u003cli\u003eInstallation requires electrical competence and adherence to local regulations and Australian standards.\u003c\/li\u003e\n\u003cli\u003eAlways isolate power and verify zero voltage before attempting any electrical work.\u003c\/li\u003e\n\u003cli\u003eThis control board is only for the compatible Bonaire MB4 and MB5 series 4\/5 Star gas heaters.\u003c\/li\u003e\n\u003cli\u003eIncorrect installation can lead to component damage or unsafe heater operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote style=\"border-left: 4px solid #007acc; background-color: #f9f9f9; font-style: italic; padding: 15px; margin: 20px 0;\"\u003eBefore you even think about ordering, make sure you've confirmed your heater model and the exact PCB part number. Snapping a pic of the old board's label is a foolproof way to avoid ordering the wrong part and wasting time on site.\u003c\/blockquote\u003e\n\u003ch2 style=\"color: #007acc; border-bottom: 2px solid #f0f0f0; padding-bottom: 8px; margin-top: 35px;\"\u003ePair With\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px; line-height: 1.6; margin-bottom: 20px;\"\u003ePair with other Bonaire spare parts like fan motors or ignitors, and essential test equipment such as a digital multimeter, available in the HVAC Shop Controls \u0026amp; Electrical section.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Automated FAQ Schema --\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which Bonaire heater models is this control board compatible with?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This Bonaire control board (CTSPS5441212SP) is specifically designed for the Bonaire MB4 and MB5 series 4\/5 Star model gas heaters. It's a direct replacement for the original part.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I confirm this is the correct part for my Bonaire heater?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Check the existing control board in your Bonaire heater for the part number, which should be 5441212SP. Also confirm your unit is an MB4 or MB5 series 4\/5 Star model.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do I need special qualifications to install this PCB?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Replacing a control board involves working with electrical components. It's recommended that installation be performed by a qualified HVAC technician or a licensed electrician in accordance with Australian standards.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Bonaire","offers":[{"title":"Default Title","offer_id":43569062740027,"sku":"CTSPS5441212SP","price":884.47,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0316\/7787\/4235\/files\/586_CTSPS5441212SP_1.png?v=1780544811","url":"https:\/\/www.hvacshop.com.au\/products\/bonaire-control-board-mb4-mb5-pcb-ctsps5441212sp","provider":"HVAC Supply Shop","version":"1.0","type":"link"}