{"product_id":"carrier-bryant-lh33wp002a-ignition-system-control-printed-circuit-board","title":"Carrier Bryant LH33WP002A Ignition System Control Printed Circuit Board","description":"\u003cdiv class=\"\" data-turn-id-container=\"7ba84be3-ccac-4904-a425-1ac491b15858\" data-is-intersecting=\"true\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a3e125f-35d0-83ec-901c-c8dd296b09f9-3\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a3e125f-35d0-83ec-901c-c8dd296b09f9-3\" data-turn-id-container=\"request-6a3e125f-35d0-83ec-901c-c8dd296b09f9-3\" data-testid=\"conversation-turn-124\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"9c15f34b-8d6b-4be1-a3a7-542dfa39a0e9\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"17\" data-end=\"568\"\u003eThe Carrier Bryant LH33WP002A Ignition System Control Printed \u003ca href=\"https:\/\/plgautomation.com\/collections\/power-supplies-protection\"\u003eCircuit Board\u003c\/a\u003e is used in HVAC furnace ignition systems to control burner ignition sequences, flame sensing, and safety shutdown functions. Commonly installed in Carrier and Bryant gas furnaces, rooftop units, and commercial heating equipment requiring automated ignition management. HVAC technicians, maintenance teams, and service contractors use this control board for furnace repairs, system restoration, and replacement of failed ignition modules. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"570\" data-end=\"587\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"588\" data-end=\"1129\"\u003eThe Carrier Bryant LH33WP002A ignition control board is commonly used in residential and commercial gas-fired heating equipment where safe burner ignition and flame monitoring are required. Typical applications include forced-air furnaces, packaged rooftop HVAC units, make-up air systems, and commercial heating equipment operating with electronic ignition systems. The board manages ignition timing, flame proving, blower operation, and fault diagnostics to ensure reliable heating system performance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1131\" data-end=\"1160\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1161\" data-end=\"2065\"\u003e• Manufacturer part number (MPN): LH33WP002A\u003cbr data-start=\"1205\" data-end=\"1208\"\u003e• Manufacturer: Carrier \/ Bryant\u003cbr data-start=\"1240\" data-end=\"1243\"\u003e• Product type: Ignition system control printed circuit board\u003cbr data-start=\"1304\" data-end=\"1307\"\u003e• Supply voltage: 24 VAC\u003cbr data-start=\"1331\" data-end=\"1334\"\u003e• Frequency: 60 Hz\u003cbr data-start=\"1352\" data-end=\"1355\"\u003e• Function: Burner ignition and flame monitoring control\u003cbr data-start=\"1411\" data-end=\"1414\"\u003e• Application: Gas furnace and HVAC heating systems\u003cbr data-start=\"1465\" data-end=\"1468\"\u003e• Control type: Electronic ignition control module\u003cbr data-start=\"1518\" data-end=\"1521\" data-is-only-node=\"\"\u003e• Compatible equipment: Carrier and Bryant gas furnaces\u003cbr data-start=\"1576\" data-end=\"1579\"\u003e• Flame sensing: Integrated flame proving circuitry\u003cbr data-start=\"1630\" data-end=\"1633\"\u003e• Ignition method: Electronic ignition sequence control\u003cbr data-start=\"1688\" data-end=\"1691\"\u003e• Safety features: Lockout protection and fault monitoring\u003cbr data-start=\"1749\" data-end=\"1752\"\u003e• Control outputs: Ignitor, gas valve, blower, and safety circuits\u003cbr data-start=\"1818\" data-end=\"1821\"\u003e• Mounting type: Control panel or furnace compartment mount\u003cbr data-start=\"1880\" data-end=\"1883\"\u003e• Construction: Printed circuit board assembly\u003cbr data-start=\"1929\" data-end=\"1932\"\u003e• Operating environment: Residential and commercial HVAC equipment\u003cbr data-start=\"1998\" data-end=\"2001\"\u003e• Primary use: Furnace repair and ignition control replacement\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2067\" data-end=\"2091\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2092\" data-end=\"2226\"\u003e• Carrier \u003ca href=\"https:\/\/plgautomation.com\/products\/carrier-hh84aa021-printed-circuit-board?_pos=1\u0026amp;_sid=a2e4c0ae4\u0026amp;_ss=r\"\u003eHH84AA021 \u003c\/a\u003eIgnition Control Board\u003cbr data-start=\"2134\" data-end=\"2137\"\u003e• Carrier CESO110057 Ignition Control Board\u003cbr data-start=\"2180\" data-end=\"2183\"\u003e• Bryant LH33WP003 Ignition Control Board\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"PLG Automation ","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51726786461998,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_71ba7fa6-2c17-4918-8a0b-fb51086d1875.jpg?v=1770580557","url":"https:\/\/plgautomation.com\/products\/carrier-bryant-lh33wp002a-ignition-system-control-printed-circuit-board","provider":"PLG Automation ","version":"1.0","type":"link"}