FCCUM Replacement Pit Boss Controller Board for PB700 & PB440 Models — Digital Thermostat with WiFi & Bluetooth

FCCUM’s replacement digital thermostat controller board swaps into compatible Pit Boss grills to restore smart temperature control with built-in WiFi and Bluetooth for app operation.

If your Pit Boss pellet grill display or controller has failed, this FCCUM replacement board gives you full digital control again — including mobile connectivity. It’s designed to fit a range of Pit Boss models and lets you monitor and adjust the grill from the Smarter Grill app on iOS or Android. The board supports fine temperature steps and reconnects the grill’s touchscreen, fan, and auger controls so your smoker behaves like new.

Which Pit Boss models will this controller work with?

This FCCUM controller is built as a direct replacement for a specific group of Pit Boss pellet grills. Before purchasing, compare your existing controller’s connectors and mounting holes to ensure compatibility. If you’re unsure, check your grill’s model number against the list below or contact the seller for verification.

• Compatible Pit Boss models: PB340, PB440D, PB440TG1, PB440TGR1
• Also fits these PB700-series grills: PB700D, PB700R1, PB700S, PB700S1
• Additional PB700-compatible units: PB700T1, PB700FB, PB700FBM2, PB700SC
• More supported variants: PB700R2, PB700S2

How do I connect the controller to my phone and the Smarter Grill app?

Set up uses the Smarter Grill application available in both the Apple App Store and Google Play Store. After installing the app and creating an account, add the device using the app’s + device option and follow the on‑screen pairing steps for Bluetooth or WiFi. Once linked, the app provides remote temperature adjustments and status monitoring.

• Install "Smarter Grill" from the App Store or Google Play
• Create an account, then tap the + icon to search for the controller
• Pair via Bluetooth or configure WiFi for remote access
• Use the app to view and change grill temperature and modes

What temperature range and control precision does the replacement board provide?

The FCCUM board lets you set grill temperatures between 180°F and 500°F, with adjustments in 5‑degree increments for consistent cooking profiles. That range covers low-and-slow smoking through high-heat searing, and the digital control helps stabilize the pellet feed and fan speed to hold the set point.

• Temperature span: 180°F to 500°F
• Adjustment steps: 5°F increments for accurate targeting
• Controls integrated: display, fan, and auger via the controller
• Works with the app for remote monitoring and changes

Does the product include instructions or support if I need help with installation?

This replacement board is shipped without a printed manual, so most owners rely on online resources, tutorial videos, or seller support for installation guidance. If you run into issues or have compatibility questions, contact FCCUM through the retailer messaging tool for troubleshooting and advice.

• No physical manual included in the package
• Seller support available via the marketplace messaging system
• Use online guides or community forums for step‑by‑step install help
• Double-check wiring harness and screw locations before powering up

Who is this for: This FCCUM replacement controller is intended for Pit Boss owners who need to replace a broken or unresponsive digital control board and want to regain app-based temperature control. It suits DIY grill techs comfortable with basic electronics swapouts, hobbyist pitmasters who require precise temperature adjustments, and anyone who prefers remote monitoring via smartphone. If your grill model appears in the compatibility list and you can verify connector alignment, this module is a cost‑effective way to restore smart functionality to your Pit Boss pellet smoker.