You have invested in a Dolphin M600 robotic pool cleaner, and now you need a reliable way to store it between uses. Leaving the robot and its caddy exposed to sun, rain, and dust can shorten its lifespan and create a mess of tangled cables. A dedicated caddy cover solves all that: it shields your equipment from the weather, keeps the power supply organized, and makes moving the unit a breeze. In this guide, we evaluate the best Dolphin M600 caddy cover options for 2026, focusing on fit, material durability, ventilation, and overall value. Whether you want a premium OEM cover or a cost-effective universal alternative, we have you covered.

If you are also looking for storage solutions for other models, check out our roundup of the best dolphin M500 caddy cover for similar protection ideas.

Buying Guide

Choosing the right cover for your Dolphin M600 caddy involves more than just picking the cheapest option. Here are the key factors we considered when evaluating these products.

Material and Weather Protection

The cover material determines how well it resists UV rays, rain, and wind. Premium vinyl covers, like those from Dolphin, are thick and waterproof, offering long-term durability. Polyester oxford fabric, used by brands like PEATOVIE, is lighter and breathable but may need more frequent replacement. For year-round outdoor storage, heavy-duty vinyl is the safer bet. For indoor or seasonal use, a well-ventilated polyester cover can be sufficient.

Fit and Compatibility

A cover must fit snugly over the caddy and robot without being too tight. Dolphin’s genuine accessories are custom-designed for their Universal Caddy, guaranteeing a glove-like fit. Aftermarket options, such as the TonGass cover, claim universal compatibility but may leave gaps or require adjustment. Always check the dimensions and ensure the cover accommodates the power supply unit and cable holder.

If you own a different model, you might find the best Dolphin M400 caddy cover guide helpful for size comparisons.

Ventilation and Moisture Control

Moisture trapped under a cover can cause mildew and corrosion. Look for covers with built-in vents or breathable fabric. Dolphin’s Premium and Classic covers include vent panels, while the PEATOVIE cover uses polyester that naturally allows airflow. Avoid completely sealed covers if you live in a humid climate.

Ease of Use and Storage

Features like handle slots, adhesive straps, and included storage bags add convenience. The Dolphin Premium cover has a handle sleeve so you can move the robot while covered, and the TonGass cover comes with a black storage bag. The PEATOVIE cover has two adjustable straps to secure it in windy conditions. Think about how often you will remove and replace the cover when making your choice.

For more caddy storage ideas, see our picks for the best Dolphin M400 caddies.

Final Thoughts

After evaluating the top contenders, two covers stand out for different needs. If you want uncompromising protection and a perfect fit, the Dolphin Genuine Accessory bundle (Universal Caddy plus Premium Caddy Cover) is the ultimate investment for your Dolphin M600. For budget-conscious owners who still want reliable weather resistance, the Robotic Pool Caddy Cover Pool Cleaner Cover from PEATOVIE offers excellent value with its polyester fabric, adjustable straps, and universal compatibility. Both options will keep your pool cleaner safe and ready for action season after season.

Frequently Asked Questions

Will a Dolphin M600 caddy cover fit other robot models?

Many covers labeled for Dolphin Universal Caddies also fit other brands like Polaris, Hayward, and AIPER, but you should verify dimensions. The PEATOVIE cover, for instance, is designed to work with multiple brands. If you own a Beatbot cleaner, check our guide on the best pool robot caddy for Beatbot cleaners for model-specific options.

Can I leave my Dolphin M600 caddy cover on outdoors year-round?

Yes, most covers are designed for outdoor use. Vinyl covers from Dolphin are particularly UV- and weather-resistant. For maximum longevity, ensure the cover has vents to prevent moisture buildup. Polyester covers may fade or degrade faster in direct sunlight, so consider storing the caddy in a shaded area.

How do I clean my Dolphin caddy cover?

Vinyl covers can be wiped down with a damp cloth and mild soap. Polyester covers are often machine-washable on a gentle cycle; check the manufacturer’s instructions. Avoid harsh chemicals that could degrade the fabric or waterproof coating.

Do I need a cover if I store my Dolphin M600 indoors?

While not strictly necessary indoors, a cover keeps dust and dirt off the robot and caddy, and it prevents the power cord from tangling. It also makes moving the unit easier if you have a handle slot. A lightweight polyester cover is sufficient for indoor storage.

For more category-wide advice, visit our Caddies & Covers page.