BS4270
Blue Sky Filter
8508709000
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| Part Name | For Dysons Spot+ Scrub AI, Main Brush Side Brush Filter Accessories |
| Part NO. | BS4270 |
| To Fit | For Dysons Spot+ Scrub AI(Please confirm your model before ordering) |
| Sizes | 3.28in |
| Package Contains | 1 Main Brush,2 Side Brushes,2 HEPA Filter |
| Filtering Efficiency Grade | HEPA (Customized) |
| Special Properties | High Efficiency Filters Maintain the Highest Cleaning Performance for Your Robot Vacuum Cleaner. While Reducing Infiltration of Dust, Pollen and Other Allergens. |
| Packaging | (Customized) |
*This is not a OEM product. The brand names and logos are the registered trademarks of their respective owners. Any use of the brand names or model designations for this product are made solely for purposes of demonstrating compatibility.All brand names and model numbers mentioned are for compatibility purposes only. We do not claim affiliation with or endorsement by the original brand owners. Products are manufactured by us and can be customized with your brand.
*Products can be customized, not limited to the ones listed on this website.
| Fitment Reference | Model | Product Type | Fit Condition |
|---|---|---|---|
| Fit for Dysons | Spot+Scrub AI | Robot vacuum cleaner accessories kit | Check original brush, filter and installation structure before order |
Note: This is an aftermarket replacement accessories kit. Please confirm the original main brush size, side brush structure, filter shape and machine model before ordering. Fitment may vary by market version, production batch and accessory configuration.
Fit for Dysons Spot+Scrub AI
Designed as an aftermarket accessories kit fit for Dysons Spot+Scrub AI. Suitable for replacement parts supply, routine maintenance and wholesale distribution.
Main Brush, Side Brush and Filter Kit
This accessory kit can include the key consumable parts commonly needed for robot vacuum maintenance, such as the main brush, side brush and filter, making replacement and replenishment more convenient.
Supports Daily Floor Cleaning
The main brush helps collect dust, crumbs and hair from the floor surface, while the side brush helps sweep dirt from corners and edges toward the suction path for more complete cleaning coverage.
Filter Replacement for Cleaner Airflow
The replacement filter helps capture dust and fine debris inside the robot vacuum cleaning system. Regular filter replacement helps maintain smoother airflow and cleaner dust collection performance.
Customized Kit Configuration Available
Kit contents can be adjusted according to buyer requirements. Main brush only, brush + filter set, or mixed consumable kits can be customized for different sales channels and packaging needs.
OEM ODM Supply for Parts Buyers
Suitable for robot vacuum parts distributors, aftermarket accessory brands, importers and wholesalers. Custom logo, package quantity, barcode label and private label packaging are available.
Q1: How do I know if this accessories kit fits my robot vacuum?
A1: Please confirm your machine model and compare the original main brush, side brush and filter structure before ordering. This kit is designed to fit for Dysons Spot+Scrub AI, but the final fit should be checked by size, shape and installation details.
Q2: What parts are usually included in a robot vacuum accessories kit?
A2: A robot vacuum accessories kit usually includes the most frequently replaced consumable parts, such as the main brush, side brush and filter. Some customized kits may also include extra replacement quantities or mixed component sets.
Q3: What does the main brush do in a robot vacuum cleaner?
A3: The main brush is the core floor cleaning part that helps pick up dust, hair, crumbs and debris from the floor and guide them into the suction path. Its structure affects cleaning performance and debris pickup efficiency.
Q4: Why is the side brush important for robot vacuum cleaning?
A4: The side brush helps sweep dust and debris from corners, wall edges and narrow areas toward the center cleaning path. This improves edge cleaning performance and helps the robot vacuum reach more difficult areas.
Q5: Why should the filter be replaced regularly?
A5: Over time, the filter may become clogged with dust and fine particles. A dirty filter can reduce airflow and affect cleaning performance. Regular filter replacement helps maintain more stable suction and dust collection.
Q6: Is this accessories kit an official original Dyson part?
A6: No. This is an aftermarket replacement accessories kit. Brand names and model references are used only to describe fitment. This product is not an official original part and is not affiliated with the original brand.
Q7: Can the kit contents be customized?
A7: Yes. The kit configuration can be customized according to your needs. Buyers can choose different combinations, such as single main brush sets, side brush packs, filter packs, or mixed replacement kits for retail or wholesale use.
Q8: What should wholesalers confirm before placing bulk orders?
A8: Wholesalers should confirm machine model, main brush size, side brush fixing method, filter dimensions, kit quantity, packaging method, logo requirement and order quantity. Original samples or clear photos are recommended for accurate production.
Q9: Can the brush material and filter media be customized?
A9: Yes. The main brush material, side brush filament, filter media and color can be customized according to buyer requirements, target market and product positioning.
Q10: What kind of buyers is this product suitable for?
A10: This product is suitable for robot vacuum accessory distributors, e-commerce sellers, appliance parts importers, private label brands and wholesalers looking for customized replacement parts kits.







Robot vacuum filtration systems capture fine dust and airborne particles before exhaust air is released back into indoor environments.
Roller brushes and side brushes work together to sweep debris into the vacuum airflow system for more efficient automatic floor cleaning.

Nanjing Blue Sky Filter Co., Ltd. was founded in 2009. Blue Sky manufactures and sells various types of air filters and has expanded the product range to water filtration products, kitchen filtration products, and automotive filtration products etc. The company's products are exported to international markets of 48 countries.
Since its establishment, Nanjing Blue Sky Filter Co., Ltd. has steadily grown and has obtained ISO9001 and ISO14001 certifications. Blue Sky has been recognized as a National High-Tech Enterprise and hold multiple 8patents and quality inspection reports. Blue Sky boasts a modern standardized workshop, advanced production equipment, well-designed production lines, strict quality control, and a management system to ensure that customers receive the best cooperation and service. All true high-efficiency filters are produced in a standardized dust-free workshop. We also have a comprehensive and advanced testing laboratory to ensure the high-quality performance of HEPA filters.
Blue Sky's filtration products are produced with various environmentally friendly materials and advanced production facilities to meet customized specifications and some special requirements. Blue Sky's filtration products strictly adhere to domestic and international standards, such as EN779 and EN1822 etc.
Blue Sky's technical team excels in developing various new filtration products for many appliances and machines, residential, commercial, and industrial applications.
Blue Sky has a well-trained, highly qualified team of engineers and a sales team dedicated to market and customer service. We provide integrated services to customers worldwide, not only offering mature filtration products but also designing and developing new filtration products for our customers. We are confident that with our production capabilities and experience, we can help customers gain a competitive advantage.
Blue Sky's motto is to be a eco-friendly and sustainable company, providing customers with competitive high-quality filter products, and growing together!
1、Integrated Manufacturing and Logistics: Offers comprehensive services from production to shipment.
2、Extensive Product Line: Covers air, water, kitchen, and automotive filtration products.
3、International Quality Certifications: Holds ISO9001, ISO14001 certifications, and multiple patents.
4、Customized Services: Provides customized solutions for special specifications and requirements.
5、Global Service: Products are exported to more than 45 countries and areas, with rich international service experience.
6、Advanced Production Facilities: Standardized dust-free workshops and strict quality control.
7、Continuous Innovation: Constantly developing new products to maintain technological leadership.
8、Professional Team: Well-trained engineers and sales team offering support.
9、Eco-friendly and Sustainable: Committed to using environmentally friendly materials and sustainable development.
10、High Customer Loyalty: Quality products and services earn customer trust.


Yes, We are a professional manufacturer that welcomes customization, including raw material selection, specific logo printing, and packaging. Additionally, we can produce items according to your samples or drawings.
Vacuum Cleaner Filters, Air Purifier Filters, HVAC Filters, Automobile Filters, Industrial Filters, Humidifier Filters, Cooker Hood Filters, Medical Filters and other filters etc.
You can have the following services from our team: Customized Product Solutions (Including the certain designs), Quality Assurance, New product's R&D, Global Logistics per request, After-Sales Support etc.
You can pay in various ways, such as T/T , L/C, D/P, Credit Card, Paypal, Payoneer and etc.
The production time depends on the order quantity and product type . Usually, it takes about 30 days to fulfill a 20' container order.
The shipment to deliver the goods can be arranged by our team according to the customer's request, and the customer can also let his own logisitics agency to do the work.
Our company is truly responsible for the supplied products throughout its warranty period.
Our team of skilled engineers and technical experts is available around the clock to assist you with any questions or issues that may arise, ensuring your complete satisfaction with our products and services.
Our team has been working in the filtering industry for 14 years, and focuses on the following principles to keep the long-term and good relation with the customers:
Mutual Respect and Trust, Consistent Quality and Reliability, Open and Transparent Communication,
Adaptability and Flexibility, Continuous Improvement, Attentive After-Sales Support and Service.