Inogen Extended 8-Cell price history, checked Nov 15, 2026: Good price. $299.09 is 6% below the $319.84 it normally sells for.

Inogen Extended (8-Cell) Battery - Replacement Battery - for The Inogen One G4/Rove 4-1.1 lb. - 5.91 x 2.68 x 1.34 in.
Good price
$299.09 is 6% below the $319.84 it normally sells for.
- Now
- $299.09
- Normally
- $319.84
- Lowest in 143 days
- $283.98(Oct 6)
- Highest
- $384.99
Where today's price sits
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.
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The listing's crossed-out price
Smaller than shownThe listing shows
crossed out: Typical $364.99 −18%
Against its normal price
−6% vs $319.84
The listing shows −18%. Against its normal price it's −6%.
The crossed-out price is the reference shown on the listing. We don't know how it was set; we only compare it with prices we've observed. How we check →
Price history
Tracked since Jun 24 · 143 days · 71 price changes
Ahead of Black Friday 2026 (Nov 27), it is already 6% below its normal price of $319.84. Inogen Extended (8-Cell) Battery price history, checked Nov 15, 2026: current price $299.09, normal (typical) price $319.84, average $355.38 over 143 days, lowest $283.98 (Oct 6, 2026), highest $384.99 (Sep 22, 2026).
Loading the price chart.
- Price
- Not checked for 3+ days
- Normal $319.84
- 5% or more below normal
How often does it drop below normal?
In the 143 days we've tracked it, it stayed 5% or more below today's normal price for an hour or more 3 times, typically lasting less than a day. It's below normal right now. One brief dip under an hour isn't counted.
A count of what happened, not a prediction.
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Get this as JSONThe same verdict and prices, from the TrackPin API.
curl https://trackpin.co/api/v1/product/B07PGKFS5G \
-H "x-api-key: $TRACKPIN_API_KEY"const res = await fetch("https://trackpin.co/api/v1/product/B07PGKFS5G", {
headers: { "x-api-key": process.env.TRACKPIN_API_KEY },
});
const product = await res.json();
console.log(product.verdict.label, product.price.reference_cents);import os, requests
r = requests.get(
"https://trackpin.co/api/v1/product/B07PGKFS5G",
headers={"x-api-key": os.environ["TRACKPIN_API_KEY"]},
)
product = r.json()
print(product["verdict"]["label"], product["price"]["reference_cents"])This is exactly what the API returns for this product. Free keys include 100 requests a day.
Request a key{
"asin": "B07PGKFS5G",
"title": "Inogen Extended (8-Cell) Battery - Replacement Battery - for The Inogen One G4/Rove 4-1.1 lb. - 5.91 x 2.68 x 1.34 in.",
"image": "https://m.media-amazon.com/images/I/71-Dh6i+YJL._AC_SL500_.jpg",
"currency": "USD",
"category": "CE",
"category_label": "Electronics",
"in_stock": true,
"price": {
"current_cents": 29909,
"reference_cents": 31984,
"discount_pct": 6.49,
"is_deal": true,
"observed_at": 1794703172668,
"changed_at": 1794682399287,
"checked_at": 1794703172668,
"source": "stored"
},
"verdict": {
"label": "good",
"text": "Good price",
"pct_vs_normal": 6.49,
"evidence": "strong",
"stale": false,
"suspect": false,
"steady_since": null,
"sentence": "Good price. $299.09 is 6% below the $319.84 it normally sells for."
},
"listing_claim": {
"label": "Typical:",
"listing_reference_cents": 36499,
"claimed_pct": 18,
"real_pct": 6.49,
"class": "smaller",
"observed_at": 1794682413517
},
"stats": {
"min_cents": 28398,
"max_cents": 38499,
"avg_cents": 35538,
"history_days": 143,
"price_levels": 148,
"price_changes": 71,
"distinct_prices": 18,
"lowest_at": 1791304323100
},
"history": [
{
"price_cents": 32750,
"from": 1794675252587,
"to": 1794675252587
},
{
"price_cents": 29909,
"from": 1794676166187,
"to": 1794676706569
},
{
"price_cents": 31461,
"from": 1794678690636,
"to": 1794678690636
},
{
"price_cents": 30556,
"from": 1794679969066,
"to": 1794679969066
},
{
"price_cents": 29909,
"from": 1794682399287,
"to": 1794703172668
}
],
"last_seen": 1794703172668
}
// … 143 more steps in the full responseNormal 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.