Description
Product Overview
The Sundance Microclean Inner Filter Cartridge, model 6473-164, is engineered specifically for the 880 Series of Sundance spas. Constructed from high‑grade polyester media, the cartridge provides superior filtration performance, capturing fine particles and preventing them from recirculating back into the water. With dimensions of 16 x 8 x 8 inches and a weight of just 1.25 pounds, the unit is compact enough to fit into the existing filter housing without modification. The design incorporates a pleated media core that maximizes surface area, allowing for higher flow rates while maintaining low pressure drop. This results in more efficient water circulation, reduced pump strain, and longer overall system life. The cartridge is compatible with the Sundance 6473‑165 outer filter, creating a complete filtration system that delivers crystal‑clear water day after day.
![[Product front view showing all components]](https://www.wearesale.store/wp-content/uploads/2026/08/06dedb9c62eb46e592f7e9cbca0e5aea.jpg)
Usage
Ideal for residential hot tubs, private spa installations, and small commercial wellness centers, this inner filter cartridge excels in environments where water clarity and hygiene are paramount. Whether you are a spa owner who enjoys nightly relaxation or a maintenance professional responsible for multiple units, the cartridge’s straightforward installation process—simply lift the outer filter, insert the inner cartridge, and reseal—means you can replace it in under ten minutes. The filter performs optimally in temperatures ranging from 80°F to 104°F, handling typical spa chemical balances without degradation. Regular use in conjunction with proper water chemistry ensures that the filter media remains effective for up to 12 months, depending on usage frequency and load. For owners who host frequent gatherings or run spa‑based therapy sessions, the cartridge’s ability to quickly clear turbidity and remove contaminants keeps the water inviting and safe for all users.
Why Choose Us
Choosing the Sundance Microclean Inner Filter Cartridge means selecting a product backed by a legacy of over three decades in spa technology. Sundance manufactures each cartridge in a controlled environment, adhering to ISO‑9001 quality management standards, which guarantees consistency and durability. The cartridge is an original equipment manufacturer (OEM) part, ensuring perfect fit and function with Sundance spa models. Unlike generic aftermarket filters, this cartridge undergoes rigorous testing for flow efficiency, media retention, and chemical resistance, providing peace of mind that the filter will not deteriorate prematurely. Additionally, Sundance offers a comprehensive warranty and responsive customer support, ready to assist with installation guidance, troubleshooting, and replacement part sourcing. This commitment to after‑sales service distinguishes the brand in a market often filled with disposable, low‑quality alternatives.
Key Features
- High‑grade polyester media captures fine particles for crystal‑clear water.
- Compact 16 x 8 x 8 inch size fits standard Sundance filter housings.
- Lightweight design (1.25 lbs) enables easy handling and quick replacement.
- Compatible with 6473‑165 outer filter for a complete filtration solution.
- Backed by Sundance warranty and dedicated customer support for peace of mind.
FAQ
How often should I replace the inner filter cartridge?
Replacement frequency depends on usage intensity and water quality, but most owners find that swapping the cartridge every 12 months maintains optimal performance.
Can I use this cartridge with non‑Sundance spas?
The cartridge is engineered for Sundance 880 Series models and may not fit other brands without modifications. For best results, use it with compatible Sundance systems.
Is the cartridge recyclable?
Yes, the polyester media can be recycled through most municipal recycling programs. Contact your local facility for specific guidelines.
What maintenance steps are recommended after installing a new cartridge?
After installation, run the spa pump for at least 30 minutes to prime the filter, then check water clarity and chemical balance. Regularly clean the outer filter housing to prevent buildup.
Does the cartridge affect pump energy consumption?
Because the media is designed for low pressure drop, the pump works efficiently, often resulting in slightly lower energy usage compared to older or clogged filters.




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