Maytronics Large Ultra-Fine Filter Assembly for Dolphin Pool Cleaners 9991427-ASSY
Maytronics
SKU: 9991427-ASSY
Maytronics 9991427-ASSY Large Ultra-Fine Filter Assembly for Dolphin Pool Cleaners
Maytronics 9991427-ASSY is a large ultra-fine filter assembly for specified Dolphin pool cleaners. It is intended for the matching cleaner’s internal filtration system.
Ultra-fine filtration is useful when the compatible cleaner needs to capture finer suspended debris. Match the assembly to the original filter arrangement and rinse it regularly to maintain water flow.
Product Features
- Maytronics robotic-cleaner ultra-fine filter assembly
- Part number / listing SKU: 9991427-ASSY
- Filtration: Ultra-fine
- Component: Large filter assembly
Product Details
| Brand | Maytronics |
| Part Number / SKU | 9991427-ASSY |
| Product Type | Robotic-cleaner ultra-fine filter assembly |
| Filtration | Ultra-fine |
| Component | Large filter assembly |
Compatibility
- Dolphin assemblies specifying 9991427-ASSY
- Confirm the exact model and part number before ordering.
Common Uses
- Replacing the filter assembly
- Collecting fine debris in a compatible cleaner
Installation Notes
- Stop the cleaner or circulation equipment and release any system pressure before service.
- Match the filter shape and part number to the original assembly.
- Seat the filter and close the housing according to the equipment manual.
Related Products
Check each related listing for its own fit and specifications before selecting additional products.
Maintenance Tips
- Empty and rinse collected debris regularly.
- Inspect the media for tears or damaged frames and replace when needed.
- Use only cleaning methods approved for the filter material.
Questions about returns? View our return policy.
Hours Of Operation:
Monday - Friday: 7:00 am to 5:00 pm Phoenix Time
Saturday: 8:00 am to 2:00 pm
Sunday: Closed
- We do not ship on Saturday or Sunday.
- Orders totaling more than $300 will require signature confirmation upon delivery.
- We process and prepare orders for shipment within 1 business day. Please note that many other pool supply retailers require 3–5 days of handling time before shipping.
- Orders placed after 1:00 pm Phoenix Time may not be eligible for same-day shipment.
- Expedited shipping options are available at checkout.
Return Policy:
- Products that are received damaged will receive a refund in store credit.
- Most products are eligible for return within 30 days of receipt, except where noted below.
- To initiate a return, please complete an RMA form prior to sending your item back.
- Original shipping costs are non-refundable and will be deducted from the return credit.
- Items returned missing accessories or original packaging, or that are not in the same condition as received, may be subject to a restocking fee of up to 100% depending on the condition of the item upon return.
- Some returns will be charged an automatic 15% restocking fee.
- We are unable to issue refunds for items that have been damaged or rendered inoperable due to installer error.
- Please complete the return form to receive your RMA number and return shipping label.
- Chemical products are not eligible for return under any circumstances.
- The Pentair Colorsync 618031 is not eligible for return.
- Pool cleaners are not eligible for return.
- Opened seals and o-rings are not eligible for return.
- Capacitors are not eligible for return.
- Plastic popup tools are not eligible for return.
- Automation components and circuit boards are not eligible for return.
- If a light is returned due to a reported malfunction and is found to be fully operational upon testing, return shipping costs and a restocking fee will be deducted from the refund.
- Orders refused at the time of delivery will be subject to the original shipping costs being deducted from the refund.
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