{"product_id":"advent-air-replacement-relay-box-acrg15-pxxacrg12rb-aacdc-pxxaacdcrb","title":"Advent Air Relay Box | ACRG15 PXXACRG12RB or AACDC PXXAACDCRB","description":"\u003cp\u003eWhen the thermostat lights up but the rooftop unit never responds, the relay box is the usual culprit. \u003cstrong\u003eAdvent Air Relay Boxes\u003c\/strong\u003e are the OEM control modules that live in the ceiling assembly and switch the compressor and fan.\u003c\/p\u003e\n\u003ch3\u003eFits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePXXACRG12RB\u003c\/strong\u003e — ACRG15 ceiling assembly (ACM\/ACR)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePXXAACDCRB\u003c\/strong\u003e — AACDC ducted ceiling assembly (AAC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e⚠️ Verify Your Series\u003c\/h3\u003e\n\u003cp\u003eAdvent has sold several rooftop families: \u003cstrong\u003eACM\u003c\/strong\u003e (older R410a units), \u003cstrong\u003eACR\u003c\/strong\u003e (current-generation, R32 on 2025 models) and \u003cstrong\u003eAAC\u003c\/strong\u003e (newest R32 line). Parts are series-specific. Check the model label on your rooftop unit or ceiling assembly before ordering.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: ASA Electronics \/ Advent\u003c\/li\u003e\n\u003cli\u003eType: Digital Relay Box\u003c\/li\u003e\n\u003cli\u003eOptions: PXXACRG12RB (ACRG15); PXXAACDCRB (AACDC)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ASA Electronics","offers":[{"title":"ACRG15 Assembly (PXXACRG12RB)","offer_id":58449088348463,"sku":"PXXACRG12RB","price":159.99,"currency_code":"USD","in_stock":false},{"title":"AACDC Assembly (PXXAACDCRB)","offer_id":58449088381231,"sku":"PXXAACDCRB","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/7663\/0063\/files\/PXXACRG12RBRVP.jpg?v=1789037923","url":"https:\/\/thervsurplus.com\/products\/advent-air-replacement-relay-box-acrg15-pxxacrg12rb-aacdc-pxxaacdcrb","provider":"The RV Surplus","version":"1.0","type":"link"}