Will this work with Deik mt820? Please before I buy a whole new robot and wife kills me.

I am not sure - but the pictures that I can find look like they world work. Th brushes and filters all seem pretty universal unless it is a really off brand.

How often should I replace the parts?

Depends on how much you run your vacuum... how dirty your house is. Filters can be cleaned with warm water a few times but your paper filter will get dirty. The cleaner everything is the more efficiently the vacuum can clean.

Is this package compatible with DeenKee D40?

Do not know, it worked for mine which is a Goovi

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Replacement Parts Accessories Compatible with Coredy R3500 R3500S, R550(R500+), R650, R600, R700, R750, R580, Goovi 1600PA D380, D382, iMartine C800,D900,D900C, DeenKee DK600 Robot Vacuum

Replacement Parts Accessories Compatible with Coredy R3500 R3500S, R550(R500+), R650, R600, R700, R750, R580, Goovi 1600PA D380, D382, iMartine C800,D900,D900C, DeenKee DK600 Robot Vacuum

Product ID: 201690887

Details

Brand
JJ Neumann
Material
Plastic
Number of Pieces
6
Product Dimensions
7.5"L x 6.5"W
Reusability
Reusable

🌀Dual heavy-duty side brushes with high-strength bristles

🔧Complete toolkit with screwdriver & gloves for easy install

🧹6 HEPA-style filters for microscopic dust capture

€ 43.22

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Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🧼 Upgrade your clean game—because your smart home deserves smarter parts!

ALL IN ONE CONVENIENCE - Complete replacement kit includes main rolling brush, clean brush with cutter, screwdriver, and gloves for hassle-free maintenance.
MICROSCOPIC DUST DEFENSE - 6 premium HEPA-style filters trap particles invisible to the naked eye, ensuring a deeper clean.
MAXIMIZED DUST COLLECTION - Dual sweeping side brushes crafted with durable bristles capture more dust per sweep, boosting efficiency.
TESTED COMPATIBILITY DURABILITY - Rigorous testing guarantees seamless fit and long-lasting performance across multiple Coredy and compatible models.
OEM LEVEL PERFORMANCE AT A FRACTION - Engineered to match original parts’ quality while saving you money—because premium doesn’t have to mean pricey.

This JJ Neumann replacement parts kit offers a comprehensive set of consumables compatible with multiple Coredy and other robotic vacuum models. Featuring 6 HEPA-style filters, dual heavy-duty side brushes, a premium main rolling brush, and installation tools, it ensures superior dust capture and machine longevity. Tested for compatibility and durability, it delivers OEM-level performance at a more affordable price point.

Specifications

ASIN	B08847313D
Best Sellers Rank	#406,137 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1,063 in Vacuum Attachments
Brand Name	JJ Neumann
Compatible Robotic Vacuum Cleaner Models	Coredy R400, Coredy R550, Coredy R580, Coredy R650, Coredy R750
Customer Reviews	4.6 4.6 out of 5 stars (1,716)
Item Dimensions L x W x H	7.5"L x 6.5"W x 2"H
Manufacturer	JJ Neumann
Material Type	Plastic
Number of Pieces	6
Reusability	Reusable
UPC	707089497041
Unit Count	1 Count

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€ 43.22

Duties & taxes included

In stock

Sold byAmazon CroatiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Croatia.

Secure transaction

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