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You can view 3P seller crowding, buy box ownership, and price erosion trends of products. You can also request a free report for your product.

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The report is updated monthly, with insights reflecting the entire tracking period.

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None at all. This is a completely free, zero-commitment analysis to demonstrate the depth of our marketplace intelligence. We do not ask for a credit card, and you will not be automatically enrolled in any paid subscription.

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Categories/Air Purifiers/WINIX 5510 Air Purifier (New Generation of 5500-2 with App Support) for Home Large Room Up to 1881 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke

Home & Kitchen > Heating, Cooling & Air Quality > Air Purifiers > HEPA Air Purifiers

critical

ID B0DJG1731C

WINIX 5510 Air Purifier (New Generation of 5500-2 with App Support) for Home Large Room Up to 1881 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke

Winix

The WINIX 5510 Air Purifier (New Generation of 5500-2 with App Support) for Home Large Room Up to 1881 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke was tracked for 31 day(s). During this period, the Buybox price ranged between Buy box price ranged from $123.49 to $179.99 against an MSRP/MAP of $179.99. The product's pricing health is currently flagged as critical.

Showing Results for Past 31 days

Last updated Jul 31, 2026

Price Overview

Severe erosion

FLOOR PRICE ($)

$123.49

MAX PRICE ($)

$179.99

AVG PRICE ($)

$178.17

SEVERE EROSION

31.39%

MSRP/MAP ($)

$179.99

Price erosion from MSRP31.39% below MSRP

Jul 1, 2026Jul 31, 2026

The product is currently selling at $179.99, following a peak of $179.99 during the tracking period. Compared to its MSRP of $179.99, the current price is at or above MSRP — no erosion detected.

Buy Box Distribution

Buy Box Share

1P100% · 31d

1P leads with 100% of Buy Box days

1P 1 seller2P 1 seller3P 3 sellers

Seller	Condition	Current Price ($)	Buy Box Days	Erosion (%)
1PAmazon.com· Top	New	$179.99 +$0.00	31(100%)	0.00%
3PSylvane	New	$249.99 +$70.00	0(0%)	-38.89%
3PTriplenet Pricing INC	New	$301.34 +$121.35	0(0%)	-67.42%
2PAmazon Resale	New	$170.99 −$9.00	0(0%)	5.00%
3PGAJA Marketplace	New	$299.00 +$119.01	0(0%)	-66.12%

The Buy Box for WINIX 5510 Air Purifier (New Generation of 5500-2 with App Support) for Home Large Room Up to 1881 Ft² in 1 Hr, True HEPA, High Deodorization Carbon Filter and Auto Mode, Captures Pet Allergies, Smoke is primarily held by Amazon.com (1P) with a 100% share, winning the Buy Box for 31 out of 31 tracked days. Only 1 of 5 total sellers have won the Buy Box.

Seller Density vs. Price Erosion

Buy-box priceActive sellers (scaled)MSRP $179.99

Peak Seller Pressure

5 sellers on Jul 7

Price held at $179.99

Price Trend

Recovering

Seller Proliferation

→ Stable

0/day avg · 0 net

Peak +1 on 07/04

Buy-box price fell to a floor of $123.49 before recovering to $179.99. It entered the period already $56.50 below MSRP ($179.99), before any crowding pressure arrived. Seller count peaked at 5 on 07/07 — adding +0 net sellers over the full period. Seller count has held steady even as prices shifted.

Seller Churn and Influx

Comparing sellers before Jul 29 vs last 3 days of 31-day tracking period

Watchlist

1 seller exited with no new entrants — competitive pressure may be easing.

New Entrants (0)

No new sellers in recent period.

Exited (1)

3PTriplenet Pricing INC

Last Jul 24 · $301.34 · 0 Buy Box Wins

Persistent (4)

1PAmazon.com

31d · avg $178.17 · 31 Buy Box Wins · ↑ rising

3PGAJA Marketplace

31d · avg $299.00 · 0 Buy Box Wins · stable

2PAmazon Resale

27d · avg $164.64 · 0 Buy Box Wins · ↑ rising

3PSylvane

19d · avg $249.99 · 0 Buy Box Wins · stable

New Entrants — Sellers who appeared for the first time in the recent period.Exited — Sellers active earlier but absent in the recent period.Persistent — Sellers present throughout both the early and recent periods.

Key Findings

critical

Price Erosion

$56.50

Severe · 31.4% below MSRP

Severe erosion — floor is $56.50 (31.4%) below MSRP; the product is well below its intended price point and brand integrity is at risk.

Seller Activity

3 3P sellers

Crowded · 1 exited

3 third-party sellers active — channel showing crowding pressure, exits outnumbering arrivals.

Buy Box

Amazon.com

1P · 31 wins · $179.99

Buy-box is controlled — Amazon.com (1P) leads with 31 wins at $179.99, and 3P interference is minimal.

Recommended Actions

Immediate pricing intervention required — The lowest price has dropped to $123.49, which is 31.4% below MSRP ($179.99).

Escalate directly with Amazon — The lowest price has dropped to $108.67, which is 31.4% below MSRP ($179.99).