42749 (Serenity) Pellet Stove Retrofit Controller Kit - Castle Stoves

Castle 42749 Controller Retrofit Kit – Serenity Pellet Stove

The Castle 42749 (720298/720304) Controller Retrofit Kit is designed to replace or upgrade the electronic control system on compatible Castle Serenity pellet stoves. This replacement kit provides the controller components needed to retrofit older Serenity control systems.

Controller Kit Components

The retrofit kit is identified with the following replacement components:

• 43536 – Controller: Electronic control pad and display used to operate and adjust stove settings. Replaces older part number 720298.
• 43538 – Interface Module: 16-pin electronic interface module that connects the controller to the stove's operating system. Replaces older part number 720304.
• 43535 – Serial Cable: 4-wire communication cable connecting the controller and interface module.

Product Specifications

• Manufacturer: Castle Stoves
• Manufacturer Part Number: 42749
• Product Type: Controller Retrofit Kit
• Application: Pellet Stove Electronic Control System
• Compatible Stove Series: Castle Serenity
• Stove Models: 12327 Serenity; 41278 Serenity 2.0 (verify retrofit compatibility)

Compatibility Information

This kit is intended for compatible Castle Serenity pellet stoves requiring a controller retrofit or replacement. Compatibility may vary depending on stove model, production year, and existing controller configuration.