Unicel Replacement Filter Cartridge 50 sf | 4CH-949
Unicel
SKU: UNF4CH949
Unicel Replacement Cartridge – 50 sq ft | Model 4CH‑949
The Unicel 4CH‑949 is a high-capacity spa filter cartridge offering approximately 50 sq ft of filtration media. Built to OEM specs for spas by Waterway, Dynasty, Rising Dragon, Cal Spas, Master Spas, and related brands.
Key Features:
- 50 sq ft of premium 3 oz spunbonded polyester (Reemay®) media
- Approximately 210 pleats for outstanding dirt-holding capacity and flow
- Dimensions: ~4 15/16″ outer diameter × ~13 1/2″ length
- Top cap with V‑groove semi-circular handle for easy removal
- Bottom end: 2″ female SAE thread for secure connection
- Filters debris down to ~20 microns while minimizing pressure buildup
Technical Specifications:
- Model / SKU: 4CH‑949
- Filtration Area: ~50 sq ft
- Pleat Count: ~210
- Dimensions: OD ~4 15/16″ × Length ~13 1/2″
- End Caps: Handle top; 2″ FPT bottom
- Media Weight: 3 oz/yard polyester
- Micron Rating: ~20 µm
Maintenance Tip: Rinse gently with a garden hose—avoid pressure washing. Replace every 6–12 months depending on spa usage and condition, or sooner if flow pressure increases or media shows signs of wear.
SKU: 4CH-949
Hours Of Operation:
Monday - Friday: 8:00 am to 4:00 pm Phoenix Time
Saturday and Sunday: Closed
- Orders costing more than $300 WILL be required to have signature confirmation upon delivery.
- Handling time is typically only 1 day.
- Any item ordered after 1pm Phoenix time, may not ship same-day.
- Call us if you require expedited shipping and we can give you quotes based on your needs.
Return Policy:
- All products, except as noted below, are eligible for return up to 30 days after receipt of item.
- For returns, an RMA form must be filled out HERE or customers can call for additional help.
- Shipping costs will be deducted from all returned items.
- Any item that is missing accessories, original packaging, or is not returned in the same condition that it was received in, may be subject to a re-stocking fee up to 100% based on the condition we receive it in.
- Items broken, damaged, or inoperable due to installer error will not be refunded.
- Fill out the return form or give us a call to obtain an RMA and return shipping label.
- There are no returns on the Pentair Colorsync 618031
- No returns on pool cleaners.
- No returns on opened seals and o-rings.
- No returns on capacitors.
- If a light is returned because it "doesn't work" and it tests fine, the cost to ship and a re-stocking fee will be deducted from the refund.
- All products denied upon arrival at customers house WILL be charged the cost to ship.
- Visa Gift Card Promotions: Gift cards are sent within 14 days of the order. When accepting the Visa Gift card, you agree that if your order is returned or refunded, this amount will be deducted from the refunded amount. All Visa Gift cards are sent via email in an E-Gift Card format and are non refundable.
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