For Legacy ComfortBilt Pellet Stoves (20-Pin Models Only)

Restore full control of your pellet stove with a direct-fit replacement interface panel designed for older ComfortBilt systems.

✅ Compatibility (Read Before Ordering)

This control panel is designed ONLY for legacy ComfortBilt stoves that use a:

20-pin ribbon (flat) data cable
 Typically manufactured before 2020

Compatible Models:

• HP21 / HP22i
• HP22 /  HP22N
• HP50 
• HP61

❌ Not Compatible

This unit WILL NOT WORK with newer systems that use:

4-pin (USB-style) data cables
 Updated motherboard / PCB configurations

⚠️ If your stove uses a small 4-wire plug instead of a wide ribbon cable, this is the wrong part.