Hot Tub Things® Bottom Filter – Sundance® 75 Sq Ft Cartridge (2004–2024 Spas) – Part #HTT‑6540‑501S

Hot Tub Things® Bottom Filter – Sundance® 75 Sq Ft Cartridge (2004–2024 Spas) – Part #HTT‑6540‑501S

Name: Hot Tub Things® Bottom Filter – Sundance® 75 Sq Ft Cartridge (2004–2024 Spas) – Part #HTT‑6540‑501S
Brand: HURRICANE™
SKU: HTT-6540-501S
Price: 47.95 USD
Availability: InStock

Type: Filter

SKU: HTT-6540-501S

$47.95

$47.95 ~~$0.00~~

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The Hot Tub Things® Outer Filter – Part #HTT‑6540‑501S is a high-quality replacement for Sundance® dual-stage MicroClean® systems in 780™, 850™, and other models (2004–2024). Its 75 sq ft pleated media removes debris while resisting wear, and it installs easily without tools. Just rinse it monthly to keep your spa water sparkling and extend filter life. Compatible with all major sanitizing systems.

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Product Description

Premium replacement for Sundance® MicroClean® lower (outer) cartridge, compatible with OEM part 6540‑501S
Offers 75 sq ft filtration area using spunbound polyester media to capture fine debris for cleaner water
Dimensions match OEM: 8.5″ diameter × 14″ length, closed-top SAE threaded cap, open beveled 2.5″ bottom
Durable, washable design—rinse monthly to maintain performance, lasts multiple seasons
Compatible with OEM and aftermarket upper microfilter systems (e.g., 6540‑502, 6473‑165) in dual-stage setups
OEM cross-references: Unicel C-8380, Filbur FC-2810, Pleatco PSD85-2002, APCC7357, 18007, 80801
Easy tool-free install—slide in, restore water, and enjoy spa clarity

Specifications

Brand : Hot Tub Things

Dimensions: 8.43 x 14.72 x 8.39 in

Barcode: 850511004741

FAQ

Q: Which spas are this filter compatible with?
A: Fits Sundance® MicroClean® systems in 780™, 850™, Select™, Hamilton, Chelsee, Montclair, Constance, and others (2004–2024).

Q: Is this filter washable or disposable?
A: Washable—just rinse monthly and reuse across seasons before replacing.

Q: Do I need an inner filter too?
A: Yes—the outer filter pairs with a disposable MicroClean® inner filter (6540-502 or 6473-165) for full dual-stage filtration.

Directions

1. Turn off spa power and remove the cover.
2. Pull out the current outer filter cartridge.
3. Rinse the filter cavity to remove trapped debris.
4. Insert HTT-6540-501S into the filter housing.
5. Replace the cover and restore power.
6. Rinse monthly; replace annually or when worn.

Compatability

2002-2007 Sundance CaprioST | 780 Series
2002-2007 Sundance Caprio | 780 Series
2004-2007 Sundance Metro | 780 Series
2007-2016 Sundance Certa | 780 Series
2007-2025 Sundance Chelsee | 780 Series
2007-2025 Sundance Hamilton | 780 Series
2011-2018 Sundance Victoria | select
2011-2018 Sundance Constance | select
2006 Sundance Bahia | 780 Series
2006 Sundance Cayman | 780 Series
2006 Sundance Palermo | 780 series
2002-2003 Sundance Tango | 780 Series
2007-2012 Sundance Camden | 780 Series
2017-2025 Sundance Bristol | 780 Series
2007 Sundance Metro | 780 Series
2007 Sundance Solo | 780 Series
2008-2015 Sundance Dover | 780 Series
2014-2025 Sundance Montclair | 780 Series
2017-2020 Sundance Hanover | 780 Series