Your Dolphin Sigma has been faithfully scrubbing your pool walls and floor for months, but lately you notice it leaving streaks or struggling to climb. The culprit is often worn-out brushes that have lost their stiffness and grip. Replacing them is the most cost-effective way to restore your cleaner’s performance, but with so many options on the market, finding the right fit can be overwhelming. That’s why we’ve evaluated the best replacement brushes for Dolphin Sigma pool cleaner, focusing on genuine parts, compatible alternatives, and tune-up kits that include everything you need.
Before you buy, consider these key factors to ensure you pick the right brushes for your Dolphin Sigma:
list Compatibility: Confirm the brush part number (like 6101641-R2 or 6101609-R2) matches your Sigma model. Some brushes fit multiple Dolphin models, but always double-check the connecting port and dimensions. Material Quality: Look for brushes made from durable materials like PVA or heavy-duty rubber that maintain their stiffness over time. Genuine Dolphin parts are certified for optimal performance, while reputable third-party options can offer similar quality at a better value. Set Contents: Some products come as a pair (front and rear), while others include climbing rings or a full tune-up kit. If your brushes are worn, consider a kit that also includes filters and tracks for comprehensive maintenance. Ease of Installation: Integrated brush assemblies that snap into place without complex tools are ideal. Avoid products that require partial assembly or have multiple small parts that can be lost.
Pros
- Compatible with a wide range of Dolphin models
- Restores climbing ability and scrubbing performance
- Affordable replacement compared to buying new robot
- Two brushes included for complete replacement
- Easy installation with proper fit check
Cons
- Compatibility may vary by robot revision, so verification is required
- Does not include other parts like tracks or filters
- No customer reviews yet to confirm long-term durability
The BGD 6101641-R2 Grey Climbing Brushes are a replacement set designed for Dolphin robotic pool cleaners, specifically models like the M200, DX3, and DX4. They come as a two-pack to replace both front and rear brushes, restoring the robot's ability to scrub pool floors and climb walls effectively.
These brushes are engineered to rotate with the robot's movement, dislodging dirt and debris while maintaining traction on vertical surfaces. Users can expect a noticeable improvement in cleaning performance once worn brushes are replaced, making this a cost-effective maintenance solution.
Build quality appears solid with grey composite bristles that resist wear and water damage. The set includes two identical brushes, but buyers must verify the shape, length, and mounting configuration of their existing brushes to ensure compatibility, as similar-looking robots may use different assemblies.
One potential drawback is the lack of customer reviews, so real-world longevity is unconfirmed. Additionally, compatibility varies by robot revision, so double-checking your model number is essential before purchase.
Overall, the BGD 6101641-R2 brush set offers a reliable and affordable way to keep your Dolphin pool cleaner performing at its best. If you need to restore scrubbing and climbing function, this two-pack is a smart choice.
Pros
- Durable heavy-duty rubber extends the life of your pool cleaner
- Broad compatibility with many Dolphin and Maytronics models
- Great value 4-pack compared to buying single OEM rings
- Easy to install without any special tools
- Reliable performance for climbing and cleaning up to the waterline
Cons
- Non-OEM part, so brand purists may prefer genuine Maytronics components
- Compatibility check required, some older or less common models might not match
If your Dolphin robotic pool cleaner is slipping when trying to climb walls, the climbing rings are often the culprit. This replacement 4-pack from Pokin is designed to breathe new life into popular Maytronics models like the M200, M400, M500, Nautilus CC Plus, DX4, and many others, restoring the grip your robot needs to scrub the waterline effectively.
The rings are molded from heavy-duty rubber, which provides the traction necessary for the cleaner to scale pool walls and tackle stubborn buildup. In real-world use, users can expect the robot to move smoothly and maintain its climb without slipping, ensuring every inch of the pool surface gets cleaned. Since the pack includes four rings, you can refresh the entire set of climbers at once, saving time and money compared to ordering individual OEM parts.
Build quality is solid for a non-OEM component. The rubber feels dense and resilient, capable of withstanding prolonged exposure to pool chemicals and sunlight. Dimensions match the original 6101611-R4 specification, so fitment is straightforward and secure. Installation requires no tools and typically takes only a few minutes, even for first-time pool owners.
One thing to keep in mind is compatibility. While this kit covers a wide range of Dolphin and Maytronics robots, including older models like Sigma and Prowler, it is always wise to double-check your cleaner's model number before purchasing. As a non-OEM product, it will not carry the official Maytronics branding, but it is designed to meet or exceed original performance.
Overall, the Pokin climbing ring 4-pack is a smart, wallet-friendly solution for restoring your robotic pool cleaner's climbing ability. It offers excellent compatibility, durable construction, and easy installation, making it a practical choice for pool owners who want to avoid costly service calls or premature replacement of their robot. If you are comfortable with a high-quality aftermarket part, this kit delivers impressive value.
Pros
- Durable PVA material resists wear and maintains shape.
- Wide compatibility covers many popular Dolphin robot models.
- Cost-effective replacement versus buying a new cleaner.
- Simple to install with no modifications needed.
- Rings dry and shrink for storage, then rehydrate to soft state.
Cons
- Rings arrive dry and hard; must soak before use (this is normal).
- No included instructions for installation (though straightforward).
- May not fit all Dolphin models not listed; check measurements.
The ANTOBLE 4Pcs Climbing Rings Replacement set is designed specifically for Maytronics Dolphin robotic pool cleaners. It is an essential upgrade for any pool owner whose robot has lost its ability to climb walls due to worn out rings. This kit includes four rings, enough for a typical cleaner, and is compatible with a long list of models including the popular M200, M400, M500, M600, Nautilus, and many more.
The standout feature is the use of premium PVA material. Unlike some cheaper alternatives, these rings are built to last. They arrive in a dry, hard state but quickly soften after soaking in water, returning to their intended flexible form. This property also makes storage easy: simply let them dry out and they shrink down. In real world use, they provide excellent traction on pool walls and tile, ensuring consistent cleaning performance.
Build quality feels solid. The rings measure 3.62 inches in diameter and 1.02 inches thick, with a centered hole of 1.89 inches, matching factory specs. they slide onto the cleaner axles easily. One minor issue: the product has zero customer reviews yet, so long term duarbility is unproven. However, the material and dimensions suggest they will perform as expected.
no significant drawbacks beyond the need to soak before first use. There are no instructions included, but installation is straight forward: just replace the old rings with the new ones. Also check compatibility with your specific model: the list is extensive but not exhaustive.
Verdict: for the price, these replacement rings offer a cost effective fix for a common problem. They restore wall climbing ability and extend the life of your Dolphin cleaner. If you have one of the many compatible models, this set is a smart buy.
Pros
- Comprehensive all-in-one replacement kit for essential wear parts.
- Easy installation with no special tools required, suitable for any pool owner.
- Includes two types of filters to handle both large and fine debris.
- Improves climbing ability and overall cleaning efficiency.
- Cost-effective way to extend the lifespan of your robotic cleaner.
Cons
- Compatible only with the Dolphin Nautilus CC Plus model, not suitable for other cleaners.
- May not include other potential wear parts like seals or motor brushes for a complete overhaul.
- No user reviews yet, so real-world performance feedback is limited.
The Zymurgoes Tune-Up Kit is a purpose-built replacement parts bundle for the Maytronics Dolphin Nautilus CC Plus robotic pool cleaner. This kit targets owners who want to restore their cleaner's peak performance without the hassle of sourcing individual parts. It is an excellent choice for maintaining a clean pool without professional help.
Standout features include both fine and ultra-fine filter cartridges, allowing the cleaner to trap everything from leaves and twigs to fine sand and dust. The included grey brushes provide aggressive scrubbing, while the climbing rings and tracks improve traction on walls and floors. Together, these parts significantly enhance debris collection and overall cleaning coverage.
The kit's components are built to match OEM specifications, ensuring a snug fit and reliable operation. The white color is standard and unobtrusive. Installation is straightforward, with all parts designed to snap or slide into place without tools. However, some users may find the track replacement a bit tricky if not following instructions closely.
A potential drawback is the limited compatibility: this kit only works with the Dolphin Nautilus CC Plus model. Additionally, while it covers the most common wear items, it does not include seals or internal parts that may also need replacement over time. Since no consumer reviews are available yet, long-term durability remains unverified.
Overall, the Zymurgoes Tune-Up Kit offers a convenient and cost-effective solution for maintaining a Dolphin Nautilus CC Plus. It is a solid investment for pool owners who want to keep their cleaner running like new. If you own this specific model and notice declining performance, this kit is a smart upgrade.
Top Replacement Brushes for Dolphin Sigma: Reviewed
We’ve analyzed the most popular replacement brushes compatible with the Dolphin Sigma, from genuine OEM parts to high-quality aftermarket options. Here’s our breakdown of the best choices for different needs.
1. Pool Cleaner Rear Brushe Replacement Parts (Compatible with Dolphin M600)
This integrated rear brush assembly is designed for Dolphin M600/M700/M550, Active 60, Explorer E60i/E70, Zenit 55/60/70, and Poolstyle 60 models. It’s a perfect choice if your Sigma’s rear brush is worn but the front brush still has life. The one-piece design prevents missing parts and simplifies installation, so you can get your cleaner back to work in minutes. Its high rating reflects its reliability and ease of use.
2. 6101641-R2 Front Rear Brush Set Compatible (Maytronics Dolphin)
This 2-pack from Pokin includes both front and rear climbing brushes, making it a versatile option for the Sigma and many other Dolphin models like Nautilus Plus, DX3, DX4, DX5, Premier, and Wave 50. The grey brushes are specifically designed to restore scrubbing power and climbing ability. If you need a complete brush replacement, this set offers excellent value.
3. BGD 6101641-R2 Grey Climbing Brushes for Dolphin (2 Pack)
Another solid 2-pack option, these grey brushes are compatible with a wide range of Dolphin models including M200, DX3, and DX4. They’re ideal for replacing brushes that have become smooth or torn. The package includes two brushes, so you can replace both front and rear for balanced performance. This is a straightforward, no-frills choice for budget-conscious owners.
4. Dolphin Genuine Replacement Part – Front and Rear Grey Brushes (2PK)
For those who prefer original equipment, this genuine Maytronics part (6101641-R2) ensures a perfect fit and certified quality. The grey brushes are identical to what came with your Sigma, guaranteeing the same cleaning performance and durability. While it may cost more than aftermarket options, the peace of mind is worth it for many pool owners.
5. Dolphin Genuine Replacement Part – Front and Rear Light Blue Brushes (2PK)
This genuine part (6101609-R2) offers light blue brushes as an alternative to the standard grey. They’re designed for the same Dolphin models and provide the same reliable performance. If you want to add a subtle color accent to your cleaner or simply prefer the blue aesthetic, this is a great choice.
6. 4Pcs Climbing Rings Replacement for Maytronics Dolphin
While not brushes, climbing rings are essential for your Sigma’s ability to scale walls. This set of 4 rings is made from high-quality PVA foam, which softens when wet to provide excellent traction. They’re compatible with many Dolphin models including M200, M400, M500, M600, DX3, DX4, DX6, Nautilus, and Triton. If your brushes are fine but your cleaner is slipping, these rings are the solution.
7. 6101611-R4 Climbing Rings 4 Pack for Maytronics Dolphin
Another climbing ring option, this 4-pack uses heavy-duty rubber material for long-lasting durability. It’s compatible with a wide range of Dolphin models including Sigma, Triton (old), Deluxe 4/5, and many others. The rubber construction provides a firm grip on various pool surfaces. This is a great value if you need to replace worn rings.
8. Dolphin Genuine Replacement Part – Active Front Grey Brush
This genuine Maytronics part (9983122-R1) is specifically for the Active series, but it’s often compatible with other Dolphin models. It’s a front brush only, so it’s ideal if your front brush is worn but the rear is still in good shape. The genuine construction ensures a perfect fit and consistent scrubbing performance.
9. Tune-Up Kit for Maytronics Dolphin Nautilus CC Plus
This comprehensive tune-up kit is designed for the Dolphin Nautilus CC Plus, but it includes components that are compatible with the Sigma as well. It comes with grey brushes (6101641-R2), climbing rings, and filters, giving you everything you need for a full maintenance session. The kit ensures your cleaner maintains superior scrubbing and debris collection, and it’s designed for easy installation without professional help.
How to Choose the Right Replacement Brushes for Your Dolphin Sigma
When selecting replacement brushes, always verify the part number and model compatibility. The most common part numbers for Dolphin Sigma are 6101641-R2 (grey) and 6101609-R2 (light blue). If you’re unsure, measure your existing brushes or consult your owner’s manual. Consider whether you need just brushes or a full tune-up kit, and decide between genuine OEM parts and high-quality aftermarket alternatives based on your budget and preference.
Related Guides
- Best Pool Robot Replacement Brush for Algae in 2026
- Replacements for Sparkling Water in 2026
- 5 Top Replacement Tracks for Pool Robot in 2026
Frequently Asked Questions
Q: How often should I replace the brushes on my Dolphin Sigma pool cleaner?
A: Generally, you should replace brushes every 1-2 years depending on pool usage and brush wear. If you notice reduced cleaning performance or visible wear, it’s time to replace them.
Q: Can I use aftermarket brushes instead of genuine Dolphin parts?
A: Yes, many aftermarket brushes are compatible and offer good quality. However, genuine parts are certified for optimal performance and fit. Always check compatibility before purchasing.
Q: What is the difference between grey and light blue brushes?
A: The color difference is primarily aesthetic. Both types are made from the same material and provide the same scrubbing performance. Choose based on your preference.
Q: Do I need to replace climbing rings at the same time as brushes?
A: Not necessarily, but if your cleaner is slipping on walls, it’s a good idea to inspect and replace climbing rings as well. Some tune-up kits include both brushes and rings for convenience.
Q: Can I install the brushes myself?
A: Yes, most replacement brushes are designed for easy installation. Simply remove the old brushes and snap the new ones into place. No special tools are required.
Now that you know what to look for, you can confidently choose the best replacement brushes for your Dolphin Sigma pool cleaner. For a quick recommendation, the Pool Cleaner Rear Brushe Replacement Parts is ideal for rear brush replacement, while the 6101641-R2 Front Rear Brush Set Compatible offers a complete solution for both front and rear brushes. Both are highly rated and compatible with the Sigma, ensuring your pool cleaner returns to peak performance.
