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Hurricane Filters 2 Pack HF9401-01 Advanced Spa Filter Cartridge - Replacement for Unicel C-9401, PWW75-4, Filbur FC-2690, Waterway Clearwater 100

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In stock

Good price

$80.91 is 7% below the $87.75 it normally sells for, and the lowest we've seen in 108 days.

Now
$80.91
Normally
$87.75
Lowest in 108 days
$80.91(Nov 8)
Highest
$122.99
Evidence: Strong108 days tracked14 price changes

Where today's price sits

View on amazon.com (opens in a new tab)

Prices change. Confirm the price on Amazon before you buy. TrackPin may earn a commission if you buy, at no cost to you; it never changes a verdict.

Get an email when the price drops

Good: 5%+ below normal. Great: 20%+ below. One email when it happens, at a price below today's $80.91. No account, no newsletter.

Price history

Tracked since Jul 26 · 108 days · 14 price changes

Loading the price chart.

  • Price
  • Not checked for 3+ days
  • Normal $87.75
  • 5% or more below normal

How often does it drop below normal?

In the 108 days we've tracked it, this is the first time it has stayed 5% or more below today's normal price for an hour or more. It has been below normal for about 3 days so far.

A count of what happened, not a prediction.

Other ways to buy

  • New from

    $81.60

    SpreetailSeller rating 74% of 444,580

More real deals in Tools & Home Improvement

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Get this as JSONThe same verdict and prices, from the TrackPin API.
GET/api/v1/product/B0DQR3C5X4
Request
curl https://trackpin.co/api/v1/product/B0DQR3C5X4 \
  -H "x-api-key: $TRACKPIN_API_KEY"

This is exactly what the API returns for this product. Free keys include 100 requests a day.

Request a key
Live response, As of 19:22 UTC
{
  "asin": "B0DQR3C5X4",
  "title": "Hurricane Filters 2 Pack HF9401-01 Advanced Spa Filter Cartridge - Replacement for Unicel C-9401, PWW75-4, Filbur FC-2690, Waterway Clearwater 100",
  "image": "https://m.media-amazon.com/images/I/71pKz-WxzpL._AC_SL500_.jpg",
  "currency": "USD",
  "category": "Home Improvement",
  "category_label": "Tools & Home Improvement",
  "in_stock": true,
  "price": {
    "current_cents": 8091,
    "reference_cents": 8775,
    "discount_pct": 7.79,
    "is_deal": true,
    "observed_at": 1794419824747,
    "changed_at": 1794145163836,
    "checked_at": 1794419824747,
    "source": "stored"
  },
  "verdict": {
    "label": "good",
    "text": "Good price",
    "pct_vs_normal": 7.79,
    "evidence": "strong",
    "stale": false,
    "suspect": false,
    "steady_since": null,
    "sentence": "Good price. $80.91 is 7% below the $87.75 it normally sells for, and the lowest we've seen in 108 days."
  },
  "listing_claim": null,
  "stats": {
    "min_cents": 8091,
    "max_cents": 12299,
    "avg_cents": 9315,
    "history_days": 108,
    "price_levels": 30,
    "price_changes": 14,
    "distinct_prices": 12,
    "lowest_at": 1794145163836
  },
  "history": [
    {
      "price_cents": 9731,
      "from": 1793433409943,
      "to": 1793433409943
    },
    {
      "price_cents": 8864,
      "from": 1793436878934,
      "to": 1793518390451
    },
    {
      "price_cents": 9731,
      "from": 1793523616869,
      "to": 1793523616869
    },
    {
      "price_cents": 8864,
      "from": 1793528273385,
      "to": 1794136616144
    },
    {
      "price_cents": 8091,
      "from": 1794145163836,
      "to": 1794419824747
    }
  ],
  "last_seen": 1794419824747
}
// … 25 more steps in the full response

Normal price: the lowest price level the product held for at least 15% of the last 45 days (about a week). Prices within 3% of each other count as one level, and we use the lowest price in that level. How we calculate it → Prices are observations of amazon.com and may be incomplete or delayed. TrackPin is not affiliated with Amazon.