COMPATIBLE WITH: Replacement For Part Numbers: Pit Boss AC03P9. 
Fits Pit Boss PB440D2/PB1150G/PB850G/PB550G/PB820/Pro 1100 
DIMENSIONS: L 8.46" x W 3.54". 
AC120V / 60Hz,
Includes 1 x Thermostat Controller Board. 
Take full control of your wood oven with this Direct Igniter Digital Thermostat Control Board.
FEATURES: Easy use, with LCD Display.  Helps control your temperatures, front panel cook control, Cool Down Cycle, for safe, succulent grilling.
CONTROL TEMPERATURES: High mode can be used for highest heat possible.  High temperature resistance and long service life.  It also has smoke mode and temperature modes from 200 Fahrenheit to 475 Fahrenheit.DUAL MEAT PROBES INTERFACE: Dual meat probes interface design so you do not lose your heat checking your meat's internal temperatures. (Meat Probes Not Included).

Digital Thermostat Controller Board Descriptions:
Replacement Digital Thermostat Kit just need to insert the dual integrated meat probes into food being cooked and the LED display will show an accurate temperature reading on the digital thermostat controller for five seconds.   Features an auto shut down cycle that reduces the amount of residual ash left behind in your firebox and grill bottom.

Specifications:

Color: Black
Voltage: AC 120V
Input: AC 120V 60Hz(PIN 1~4)
Output: AC 7.5V 200mA(PIN 5~8)
Size(L*W): 21.5 x 9 cm
Temperature modes from 200 ℉ to 475 ℉

Key Features:

Bright LED display
Smoke Mode & High Mode
Very easy to install
Operating efficiency with this part
Made your grill like new again
Compatibility:
Compatible with Fits Pit Boss PB440D2/PB1150G/PB850G/PB550G/PB820/Pro 1100