The Roborock QR52-00 is a self-emptying robot system where the dock plays as significant a role as the robot itself in keeping the cleaning routine hands-free. The dock extracts debris from the robot’s bin after each session, depositing it into the collection bag. Over four to five weeks of regular use, the bag reaches a point where replacement maintains optimal extraction suction. A bag left in service too long narrows the airflow path and the extraction cycle loses efficiency, which in turn affects how thoroughly the robot’s bin is cleared at each return.
This Plus.Parts® Monthly Bag Refill Kit covers more than a year of those monthly changes with 18 bags dimensioned to the QR52-00 dock’s fitting specification. Each bag loads directly into the dock and the seal closes on removal, keeping the contents contained from the moment the bag is extracted.
A reinforced multi-layer construction keeps fine dust from working through the bag wall during use, maintaining filtration performance across the full replacement interval. Our team can answer any question about compatibility or fit for your specific dock variant before you order.
At a glance
- Consistent Performance – Every bag in the kit is built to the same dimensional and sealing standard, so the monthly swap delivers the same reliable result each time.
- Direct-Fit Compatibility – Cut to the QR52-00 dock’s loading specification so the bag installs cleanly, the collar seats correctly, and the seal engages without effort.
- Reliable Quality – Consistent construction across all 18 bags means no variation in fit or sealing performance from the first replacement to the last.






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