Hot Tub Things® 880 Inner Filter (2024+) – Replaces Sundance® 6473‑453S

Hot Tub Things® 880 Inner Filter (2024+) – Replaces Sundance® 6473‑453S

Name: Hot Tub Things® 880 Inner Filter (2024+) – Replaces Sundance® 6473‑453S
Brand: Darlly Filtration®
SKU: HTT-6473-453S
Price: 39.99 USD
Availability: InStock

Type: Filter

SKU: HTT-6473-453S

$39.99

$39.99 ~~$0.00~~

Shipping calculated at checkout.

Available in stock

The Hot Tub Things® 880 Inner Filter (HTT6473‑453S) is a disposable replacement for Sundance® 6473‑453S used in 880 Series spas from mid‑January 2024 onward. Designed for use inside the outer filter, it traps ultra-fine particles for crystal-clear water.

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Product Description

Designed to replace Sundance® part #6473‑453S for 880 Series spas manufactured mid-January 2024 and later
Acts as the inner disposable filter in the MicroClean® Ultra dual-stage filtration system
Made with ultra-fine filtration media to trap oils, lotions, and microscopic debris not caught by the outer filter
Disposable, single-use design—no rinsing or cleaning required
Provides superior water clarity and helps maintain optimal performance of spa components
Easily installs inside the reusable outer filter (sold separately)
Recommended replacement interval: every 3–4 months or sooner with heavy usage
Ensures clean, fresh spa water while reducing chemical demand and maintenance time

Specifications

Brand : Hot Tub Things™

Dimensions: 6.25" × 4.75" × 4.75"

Barcode: 850511004963

FAQ

Q: What Sundance® spas does this filter fit?

A: It fits 880 Series models manufactured from mid-January 2024 onward with the updated MicroClean® Ultra system.

Q: Is this filter reusable?

A: No, the inner filter is single-use and should be replaced, not rinsed.

Q: Do I need to pair this with an outer filter?

A: Yes, it works in combination with the 880 outer filter (replaces part #6473‑452S).

Q: How often should I replace it?

A: Replace every 3–4 months, or more frequently with heavy spa use.

Q: Is this an official Sundance® filter?

A: No, this is a high-quality compatible replacement made by Hot Tub Things®.

Directions

Power off your hot tub before opening the filter compartment.

Remove the outer filter (if installed) to access the inner chamber.

Remove the used inner filter and discard.

Insert the new disposable inner filter into the center chamber.

Reinstall the outer filter around the inner filter and restore power.

Compatability

2024-2025 Sundance Aspen | 880 2024
2024-2025 Sundance Optima | 880 2024
2024-2025 Sundance Cameo | 880 2024
2024-2025 Sundance Altamar | 880 2024
2024-2025 Sundance Vistamar | 880 2024
2024-2025 Sundance Marin | 880 2024
2024-2025 Sundance Capri | 880 2024