{"product_id":"shunbaixin-ac03p9-pb1100ps1-control-board-replacement-for-pit-boss-1100ps1-lcd-display-dual-probe-temperature-module","title":"Shunbaixin AC03P9 \/ PB1100PS1 Control Board Replacement for Pit Boss 1100PS1 — LCD Display, Dual-Probe Temperature Module","description":"\u003cp\u003e\u003cstrong\u003eThe Shunbaixin AC03P9\/PB1100PS1 control board is a drop-in digital thermostat and LCD display module that restores full temperature control and probe monitoring to compatible Pit Boss pellet grills.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Pit Boss grill’s original controller has failed, this Shunbaixin replacement brings back accurate temperature regulation, a clear front-panel LCD, and dual-probe capability. Engineered to match the AC03P9 and PB1100PS1-A003 specifications, it supports a range of Pit Boss models and supplies the power connections and sensor jacks you need for reliable grilling and smoking.\u003c\/p\u003e\n\n\u003ch3\u003eWhich Pit Boss models will this replacement controller fit?\u003c\/h3\u003e\n\u003cp\u003eThis control board is designed to be compatible with specific Pit Boss pellet grill models, restoring original functionality without major wiring changes. It is not intended for vertical smokers—double-check model numbers before purchasing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible models: PB440D2, PB1150G, PB850G, PB550G, PB820, and Pit Boss 1100PS1\u003c\/li\u003e\n  \u003cli\u003eReference part numbers: AC03P9 and PB1100PS1-A003\u003c\/li\u003e\n  \u003cli\u003eNot compatible with vertical smoker models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this control board manage temperature and smoke modes?\u003c\/h3\u003e\n\u003cp\u003eThe module provides adjustable temperature settings from 200°F to 475°F, a high-heat mode for maximum output, and a smoke setting for low-and-slow cooking profiles. Its integrated cool-down cycle helps protect the grill after use while the large LCD keeps set and actual temperatures easy to read.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTemperature range: 200°F–475°F for flexible cooking\u003c\/li\u003e\n  \u003cli\u003eHigh mode for maximum heat and a dedicated smoke mode\u003c\/li\u003e\n  \u003cli\u003eCooldown cycle and front-panel cook controls for safe operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat connections and probes does the replacement include?\u003c\/h3\u003e\n\u003cp\u003eThe board arrives with standard plug-and-play connectors for power, auger, fan and igniter, plus dual meat-probe and RTD sensor interfaces so you can monitor internal food temperature and grill temperature simultaneously. Meat probes are not included; use compatible 3.5mm TS probes and RTD probes with JST SM-2P connectors.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePower: 110–120V AC \/ 60Hz input\u003c\/li\u003e\n  \u003cli\u003eProbe ports: dual meat probe 3.5mm TS jack and RTD probe JST SM-2P\u003c\/li\u003e\n  \u003cli\u003eMotors\/Igniter: Molex 2-pin plug-and-play connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the physical and performance specifications?\u003c\/h3\u003e\n\u003cp\u003eMeasuring roughly 8-1\/2\" x 2-3\/4\", this control assembly is sized to match the original Pit Boss panel openings so installation is typically straightforward for DIYers. It operates within modest power ranges and includes thermal-resistant components to withstand pellet-grill environments.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDimensions: 8-1\/2\" x 2-3\/4\" for panel fitment\u003c\/li\u003e\n  \u003cli\u003ePower: Max consumption 280–350W; operating power 50–75W\u003c\/li\u003e\n  \u003cli\u003eDesigned for heat resistance and long-lasting operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this replacement is for: Grill owners with a compatible Pit Boss pellet grill model who need to replace a faulty or missing control board, regain probe monitoring, or restore full temperature and smoke-mode control. It’s ideal for DIY installers comfortable with basic electrical and panel swaps and for anyone seeking an OEM-compatible LCD thermostat module backed by a one-year warranty.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this controller compatible with my Pit Boss vertical smoker?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No — this AC03P9\/PB1100PS1 replacement is not compatible with vertical smoker models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are meat probes included with the control board?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, meat probes are not included; use standard 3.5mm TS probes and RTD probes with JST SM-2P connectors.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Shunbaixin","offers":[{"title":"Default Title","offer_id":56831096717652,"sku":"B0D7M93NWN","price":57.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/shunbaixin-front-panel-lcd.jpg?v=1787011463","url":"https:\/\/gardenluxe.co.uk\/products\/shunbaixin-ac03p9-pb1100ps1-control-board-replacement-for-pit-boss-1100ps1-lcd-display-dual-probe-temperature-module","provider":"Gardenluxe Uk","version":"1.0","type":"link"}