FROG® @Ease Cartridge Holder for Sundance® (2021+) 6473-315
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Key Features & Benefits
Genuine Sundance® OEM Replacement
Official FROG replacement part #6473-315, manufactured to exact Sundance Spa specifications. Guaranteed compatibility with 2021+ Sundance 780, 880, and 980 Series models for precise fit and reliable performance.
Integrated SmartChlor® Compatibility
Engineered for seamless compatibility with original mounting points for secure placement.Designed to work seamlessly with FROG @Ease SmartChlor® and mineral cartridges. The system delivers self-regulating sanitizer output that adjusts automatically to spa usage.
Up to 75% Less Chlorine
Advanced SmartChlor technology reduces chlorine use by up to 75% compared to traditional systems, while maintaining clean, clear, and properly sanitized water.
Long-Lasting, Consistent Water Quality
Maintains balanced water conditions for up to 4 months per cartridge set under normal usage. Consistent sanitizer levels mean fewer fluctuations and less manual adjustment.
Simple Snap-In Installation
Tool-free, snap-in design integrates easily into your existing FROG @Ease system. A clear visual indicator lets you know exactly when cartridges need replacement.
Elevated Spa Experience
Eliminates harsh chemical odors and creates noticeably softer water that’s gentler on skin and swimwear. Spend less time testing and adjusting—and more time relaxing in consistently comfortable water.
Product Overview
The FROG @Ease Cartridge Holder is a critical component of the FROG @Ease floating sanitizing system for Sundance Spas. This holder securely houses both the SmartChlor® and mineral cartridges, allowing them to dispense the perfect amount of sanitizer as water flows through your spa's circulation system. Designed as a direct replacement for part number 6473-315, this holder is engineered to fit seamlessly into your Sundance 780, 880, or 980 series spa.
Unlike generic alternatives, this genuine FROG replacement part guarantees proper fit and optimal performance, ensuring your spa water remains balanced and sanitized without the harsh chemical smell or constant monitoring required by traditional chlorine systems.
This FROG @Ease Cartridge Holder is specifically designed for:
- Sundance® 780 Series (2021 and newer)
- Sundance® 880 Series (2021 and newer)
- Sundance® 980 Series (2021 and newer)
Important: This holder is designed for 2021+ model years. If you have an older Sundance spa, please verify your model year or contact our team for assistance in finding the correct replacement part.
Frequently Asked Questions
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The holder itself is designed to last for years with proper care. You'll only need to replace it if it becomes damaged or cracked. However, the SmartChlor cartridge inside should be replaced every 3-4 weeks, and the mineral cartridge every 4 months.
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This specific holder (part #6473-315) is designed for 2021 and newer models. Sundance made design changes in 2021, so earlier models may require a different part number. Contact us with your spa's serial number, and we'll help you find the correct holder.
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Genuine FROG holders are manufactured to exact specifications, ensuring proper fit, optimal water flow, and reliable sanitizer dispensing. Generic holders may not fit correctly, could leak, or may not dispense sanitizer at the proper rate, leading to water quality issues.
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Yes, this listing is for the holder only. You'll need to purchase FROG @Ease SmartChlor and mineral cartridges separately. We carry complete FROG @Ease replacement cartridge packs at Hot Tub Things.
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The SmartChlor cartridge will feel noticeably lighter when empty (typically after 3-4 weeks). The mineral cartridge should be replaced every 4 months. We recommend marking your calendar when you install new cartridges.
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This holder is designed specifically for the FROG @Ease system. It's not compatible with other sanitizing methods. If you're currently using a different system, you'll need to transition fully to FROG @Ease for optimal results.

