4-speed MaxxFan Plus powered RV roof vent with white lid, intake/exhaust airflow, thermostat, rain sensor, and 14" x 14" roof opening fit.
The Maxxair 00-04751KSX MaxxFan Plus is designed for RV owners who want dependable powered ventilation with convenient electric lid operation. This 12V roof vent fan helps move stale, hot, or humid air out of the RV while also allowing intake airflow when needed, making it a practical upgrade or replacement for compatible MaxxFan Plus installations.
This model features a white lid, 4 fan speeds, thermostat control, rain sensor operation, and a standard 14" x 14" roof opening fit. It is commonly used as a replacement roof vent component for the Maxxair 00-04751KS MaxxFan Plus assembly and is intended to work with the proper existing or compatible control/garnish components.
Reversible airflow lets the fan pull fresh air in or exhaust warm interior air out of the RV
Powered opening lid adds convenience compared to standard manual-lift roof vents
Built-in rain sensor helps close the lid automatically when rain is detected
Thermostat function helps control ventilation based on interior temperature
This 00-04751KSX is commonly used as a replacement roof vent/fan component for the Maxxair 00-04751KS MaxxFan Plus assembly. Before ordering, confirm your existing model number, roof opening size, and whether your installation already has the required compatible wall control and garnish ring. If replacing a different brand or style of roof vent, additional parts may be required.
The 00-04751KSX is generally referenced as the replacement/OEM roof vent component for the original Maxxair 00-04751KS MaxxFan Plus assembly. Commonly Associated Model: • 00-04751KS MaxxFan Plus Replacement/Component Number: • 00-04751KSX Always verify your existing MaxxFan model number before ordering, as Maxxair has multiple similar-looking roof vent fan models.
Typically Included: • Maxxair 00-04751KSX roof vent/fan assembly • White vent lid • Fan motor and blade assembly • Screen • Rain sensor and thermostat-equipped fan controls May Be Needed Separately: • Interior garnish trim ring, if not reusing existing garnish • Compatible wall control, if not already installed • Roof sealant, butyl tape, and installation supplies • Compatible FanMate vent cover, if desired Included components can vary by supplier packaging. Confirm contents before installation.
Installation Overview: 1. Confirm Fit: Verify that your RV roof opening measures 14" x 14" and that this model matches your existing MaxxFan application. 2. Disconnect Power: Turn off 12V power before removing or wiring the roof vent fan. 3. Remove Existing Vent: Remove the old roof vent/fan and clean away old sealant from the roof surface. 4. Install New Fan: Set the new fan assembly into the roof opening and secure it according to the installation instructions. 5. Seal Roof Flange: Use proper RV roof sealant and butyl tape to prevent leaks around the mounting flange. 6. Connect Wiring: Connect to a 12V DC power source using correct polarity. 7. Test Operation: Confirm lid operation, fan speeds, thermostat response, and rain sensor function before travel.
This MaxxFan Plus model is a strong option for replacing a compatible powered Maxxair roof vent fan where electric lid operation, thermostat control, rain sensing, and reversible airflow are desired.
Before placing your order, compare your current roof vent fan model number to 00-04751KS / 00-04751KSX and confirm your RV has a standard 14" x 14" roof opening. If your existing controller, garnish ring, or installation hardware is missing or damaged, those items may need to be ordered separately.