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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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Categories/Air Purifiers/Air Purifiers for Bedroom, FULMINARE H13 True HEPA Air Filter, Quiet Air Cleaner With Night Light, Portable Small Air Purifier for Home, Office, Living Room

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

healthy

ID B0B4ZSKPNL

Air Purifiers for Bedroom, FULMINARE H13 True HEPA Air Filter, Quiet Air Cleaner With Night Light, Portable Small Air Purifier for Home, Office, Living Room

Fulminare

The Air Purifiers for Bedroom, FULMINARE H13 True HEPA Air Filter, Quiet Air Cleaner With Night Light, Portable Small Air Purifier for Home, Office, Living Room was tracked for 31 day(s). During this period, the Buybox price ranged between Buy box price ranged from $22.49 to $24.99 against an MSRP/MAP of $24.99. The product's pricing health is currently flagged as healthy.

Showing Results for Past 31 days

Last updated Jul 31, 2026

Price Overview

Moderate erosion

FLOOR PRICE ($)

$22.49

MAX PRICE ($)

$24.99

AVG PRICE ($)

$23.64

MODERATE EROSION

10.00%

MSRP/MAP ($)

$24.99

Price erosion from MSRP10.00% below MSRP

Jul 1, 2026Jul 31, 2026

The product is currently selling at $24.99, following a peak of $24.99 during the tracking period. Compared to its MSRP of $24.99, the current price is at or above MSRP — no erosion detected.

Buy Box Distribution

Buy Box Share

2P100% · 31d

2P leads with 100% of Buy Box days

2P 5 sellers

Seller	Condition	Current Price ($)	Buy Box Days	Erosion (%)
2PArsenal Star· Top	New	$24.99 +$0.00	31(100%)	0.00%
2PFulminare Sound Labs	New	$25.99 +$1.00	0(0%)	-4.00%
2PAmazon Resale	New	$21.37 −$3.62	0(0%)	14.49%
2PFULMINARE air pure	New	$24.99 +$0.00	0(0%)	0.00%
2PMXI-Store	New	$25.99 +$1.00	0(0%)	-4.00%

The Buy Box for Air Purifiers for Bedroom, FULMINARE H13 True HEPA Air Filter, Quiet Air Cleaner With Night Light, Portable Small Air Purifier for Home, Office, Living Room is primarily held by Arsenal Star (2P) 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 $24.99

Peak Seller Pressure

5 sellers on Jul 8

Price held at $23.99

Price Trend

Stable

Seller Proliferation

→ Stable

0/day avg · 0 net

Peak +1 on 07/08

Buy-box price stayed between $22.49 and $24.99, largely stable over the period. Price opened right at MSRP ($24.99). Seller count peaked at 5 on 07/08 — adding +0 net sellers over the full period. Seller activity and pricing have both been steady — no acute competitive pressure detected.

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)

2PAmazon Resale

Last Jul 14 · $21.37 · 0 Buy Box Wins

Persistent (4)

2PArsenal Star

31d · avg $23.64 · 31 Buy Box Wins · stable

2PMXI-Store

31d · avg $25.99 · 0 Buy Box Wins · stable

2PFULMINARE air pure

31d · avg $26.73 · 0 Buy Box Wins · ↓ falling

2PFulminare Sound Labs

31d · avg $25.99 · 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

healthy

Price Erosion

$2.50

Significant · 10.0% below MSRP

Significant erosion — floor is $2.50 (10.0%) below MSRP; the pricing anchor is under real pressure.

Seller Activity

Clean

Clean · 1 exited

No 3P sellers detected — the channel is clean.

Buy Box

Arsenal Star

2P · 31 wins · $24.99

Buy-box is controlled — Arsenal Star (2P) leads with 31 wins at $24.99, and 3P interference is minimal.

Recommended Actions

Escalate directly with Amazon — The lowest price has dropped to $21.37, which is 10.0% below MSRP ($24.99).

Review MAP compliance — The lowest price has dropped to $22.49, which is 10.0% below MSRP ($24.99).