Replacement Circuit Board Fits for MaxxAir MaxxFan Deluxe RV Roof Vent (00-08751K, 00-08951K, 00-04751KS, 00-04761KS, 00-04951KS，8751K, 8951K, 4751KS, 4761KS, 4951KS)

High-quality components (capacitors, MOSFETs, etc.) ensure reliable fan operation in any weather.Cost-Effective RV Vent Repair: Save the expense of a full fan replacement. Replacing just the PCB solves common faults (such as erratic beeping or auto-closure)and restores quiet, normal operation. Owners praise this fix as “a lot cheaper to replace this than the whole fan” You get OEM performance (remote control, reversible flow, rain sensor compatibility) in an independent aftermarket part – a smart upgrade for keeping your vent running like new.

• Wide Model Compatibility: Direct-fit replacement PCB for MaxxAir MaxxFan Deluxe 10-speed RV roof vents. Specifically compatible with models 00-04951KS,00-08751K, 00-08951K, 00-04751KS, 00-04761KS, 8751K, 8951K, 4751KS, 4761KS, 4951KS Fits For MaxxFan Deluxe series units (and Plus models) manufactured after 2010
• Part Replacement Models: 10A04751KS, 10B04751KS, 10C04751KS, 10A04751KSZ, 10B04751KSZ, 10C04751KSZ.Verify your vent’s model tag – this board matches the OEM form and function for MaxxAir vents.Full Feature Restoration (Remote & Reversible): Restores all original functions of your MaxxFan Deluxe, including the 10-speed reversible fan (switches between exhaust and intake modes)
• Works seamlessly with the original wall keypad or wireless remote control for variable fan speed and thermostat operation Compatible with MaxxAir’s built-in rain/moisture sensor and “weather-safe” operation– the vent will still auto-close in rain as designed
• Easy, Plug-and-Play Installation: Simply remove the old board and install this PCB in minutes. No soldering or splicing – it solders-on just like the factory board Customers report the swap is straightforward (“easy to install”) and far more cost-effective than replacing the whole fan All connectors (motor, sensor, power) match the original harness, so it slips into your vent housing for a hassle-free DIY repair.
• Durable, OEM-Grade Construction: Built to match or exceed OEM specifications for long life. The board provides a regulated 12V output (handles up to 13.6V input) to the vent motor and electronics for stable performance. It includes voltage protection features and a heavier-duty regulator, so it even supports modern RV lithium battery systems – older boards failed with Li batteries, but the latest revision works with lithium voltages