Robinair 15800 VacuMaster Economy Vacuum Pump - 2-Stage, 8 CFM, Chrome, Red/Silver
Good price
$349.99 is 12% below the $399.99 it normally sells for.
- Now
- $349.99
- Normally
- $399.99
- Lowest in 110 days
- $326.79(Sep 9)
- Highest
- $429.37
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.
Amazon price jumps and real deals, posted on X: @trackpindeals (opens in a new tab)
The listing's crossed-out price
Holds upThe listing shows
crossed out: Typical $409.07 −14%
Against its normal price
−12% vs $399.99
Typical $409.07 (−14%) holds up: today's price is 12% below normal.
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 Jul 26 · 110 days · 135 price changes
Ahead of Black Friday 2026 (Nov 27), it is already 12% below its normal price of $399.99. Robinair 15800 VacuMaster Economy Vacuum Pump price history, checked Nov 13, 2026: current price $349.99, normal (typical) price $399.99, average $409.79 over 110 days, lowest $326.79 (Sep 9, 2026), highest $429.37 (Oct 4, 2026).
Loading the price chart.
- Price
- Not checked for 3+ days
- Normal $399.99
- 5% or more below normal
How often does it drop below normal?
In the 110 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.
Other ways to buy
New from
$349.99
JBToolsSeller rating 90% of 126,329
Used from
$291.63
Amazon ResaleFulfilled by Amazon
11 of 27 offers
| Seller | Condition | Price | FBA | Seller rating |
|---|---|---|---|---|
| Amazon Resale | Used - Very Good | $291.63 | Yes | — |
| JBTools | New | $349.99 | No | 90% of 126,329 |
| KART IT | New | $400.95 | No | 97% of 28,015 |
| House & Hammer ✅ | New | $417.69 | No | 75% of 2,495 |
| Homestead Supply & More ✅ | New | $417.69 | No | 72% of 20,422 |
| Amazon.com | New | $427.23 | Yes | 100% |
| Autoplicity ✅ | New | $484.15 | No | 69% of 37,147 |
| American-Mechanic | New | $491.26 | No | 69% of 8,653 |
| Tool Shack | New | $496.93 | No | 42% of 3,631 |
| Megamart USA | New | $498.35 | No | 79% of 32,849 |
Showing the 10 lowest of 11 offers.
Amazon lists 27 offers. These are from the first page of its offer list, sorted by price plus delivery, so a lower price may be further down.
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Get this as JSONThe same verdict and prices, from the TrackPin API.
curl https://trackpin.co/api/v1/product/B001P7C7QM \
-H "x-api-key: $TRACKPIN_API_KEY"const res = await fetch("https://trackpin.co/api/v1/product/B001P7C7QM", {
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/B001P7C7QM",
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": "B001P7C7QM",
"title": "Robinair 15800 VacuMaster Economy Vacuum Pump - 2-Stage, 8 CFM, Chrome, Red/Silver",
"image": "https://m.media-amazon.com/images/I/91OsKFUdwgL._AC_SL500_.jpg",
"currency": "USD",
"category": "Automotive Parts and Accessories",
"category_label": "Automotive",
"in_stock": true,
"price": {
"current_cents": 34999,
"reference_cents": 39999,
"discount_pct": 12.5,
"is_deal": true,
"observed_at": 1794614132525,
"changed_at": 1794594696064,
"checked_at": 1794614132525,
"source": "stored"
},
"verdict": {
"label": "good",
"text": "Good price",
"pct_vs_normal": 12.5,
"evidence": "strong",
"stale": false,
"suspect": false,
"steady_since": null,
"sentence": "Good price. $349.99 is 12% below the $399.99 it normally sells for."
},
"listing_claim": {
"label": "Typical:",
"listing_reference_cents": 40907,
"claimed_pct": 14,
"real_pct": 12.5,
"class": "holds_up",
"observed_at": 1794594729318
},
"stats": {
"min_cents": 32679,
"max_cents": 42937,
"avg_cents": 40979,
"history_days": 110,
"price_levels": 155,
"price_changes": 135,
"distinct_prices": 9,
"lowest_at": 1788987147305
},
"history": [
{
"price_cents": 40799,
"from": 1794496280314,
"to": 1794496280314
},
{
"price_cents": 42283,
"from": 1794498145421,
"to": 1794498145421
},
{
"price_cents": 40799,
"from": 1794498684704,
"to": 1794563544317
},
{
"price_cents": 40095,
"from": 1794579540280,
"to": 1794579540280
},
{
"price_cents": 34999,
"from": 1794594696064,
"to": 1794614132525
}
],
"last_seen": 1794614132525
}
// … 150 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.