10 Best Rv Tank Sensor Cleaner 2025 in the United States

The Unique RV Digest-It+ is a powerful liquid cleaner designed specifically for RV black and gray tanks, making it a strong choice for RV owners who want to keep their wastewater systems running smoothly. It effectively breaks down waste and all kinds of toilet paper, which helps prevent clogs and makes dumping the tanks easier. Its ability to liquify waste is especially helpful for keeping black tank sensor probes clean, reducing misreadings that can cause inconvenience. Another plus is its effective odor elimination, which keeps your RV smelling fresh during camping trips, whether you're hooked up or dry camping.

The product is scented with a clean, fresh smell and also digests grease, oil, and food debris in gray tanks, adding to its versatility. It’s advertised as significantly stronger than its predecessor, which means it should handle tough waste situations well. However, it is a liquid that weighs around 8.6 pounds per bottle, so some users might find it a bit bulky to store and handle. From an ease-of-use perspective, it’s straightforward to add to your tanks as part of routine maintenance.

Given its strength and comprehensive care for both black and gray tanks, regular use as suggested helps avoid sensor issues and unpleasant odors. This product is best suited for frequent RV travelers, including full-time campers, who want a dependable and effective tank treatment with expert support available through the brand's customer care program.

The Walex Commando RV Black Holding Tank & Sensor Cleaner is designed specifically for maintaining RV black tanks and sensors. It uses a powerful enzyme formula in convenient dissolvable tablets that break down waste and paper buildup within 12 to 24 hours, helping restore sensor accuracy and lubricating valves and seals. This makes it effective for regular tank upkeep and preventing sensor malfunctions. The cleaner is non-toxic, septic safe, and environmentally friendly, which is important for those concerned about ecological impact. Its ocean mist scent helps reduce odors.

The pack includes 40 tablets, intended for use every three months to keep tanks in good condition with minimal effort. While it works best with consistent use, it can also handle stubborn buildup if left longer. The dissolvable tablet form is easy to use—simply drop it into the tank—making it accessible even for those unfamiliar with RV maintenance. Although immediate results are not instant due to the nature of enzyme-based products, this is a common characteristic of such cleaners.

Walex Commando provides a reliable and safe solution for RV owners who want to maintain their black tanks and sensors without harsh chemicals or complicated procedures.

Unique RV Digest-It Ultra is a highly concentrated liquid treatment designed specifically for RV black tanks. It works by breaking down waste and all types of toilet paper faster than many standard treatments, which helps prevent clogs and reduces unpleasant odors effectively. One standout feature is its ability to liquify waste to avoid buildup on sensor probes, which can cause inaccurate readings—a common problem in RV tanks. This makes it particularly useful for those who want to maintain their tanks and sensors in good working order with less hassle. The product is scented with a fresh but earthy smell due to the strong active ingredients, which some users might find a bit intense. It is compatible with all RV toilet systems and suitable for various camping styles, including dry camping and long-term use.

Its ultra-concentrated formula means you use less product per treatment, which is convenient and economical, though it should be used regularly for best results. The product is bio-enzymatic, generally making it more environmentally friendly than harsh chemical treatments, though it does have a strong scent. The bottle design includes an easy-measure system, making it simple to use without guesswork. This treatment is ideal for RV owners looking for a powerful solution to manage waste and odors while protecting their tank sensors and ensuring easier dumping, especially if you camp frequently or for extended periods.