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Puritan Bennett 840

Name: Puritan Bennett 840
Brand: Puritan Bennett
Availability: InStock

Puritan Bennett · 840

Parts & accessories

$249

median from 8 part/accessory comps · complete-system price still collecting

Currently for sale

192

listings observed now

Listing observations

2,383

all listing types · all-time

Data sources

marketplaces tracked

Current asking — directional, not firm comps

Why this price is trustworthy

The work behind the Puritan Bennett 840 number that most listings hide.

Dealer vs. auction spread

Dealer sources price this 2.2× higher than auction sources — complete-system vs complete-system (28 dealer · 88 auction comps). Same model — buy accordingly. We track both sides on like pools, so you see the real spread, not parts vs machines.

FDA-aware: recalls + MAUDE checked

We checked openFDA recalls and MAUDE adverse events for this device family — none matched at last check. Every device page is run against the FDA feeds.

Depth behind the number

2,383 observations · 192 live · 4 sources. Not one snapshot — a tracked history.

Sell this device

Own a Puritan Bennett 840? Here's where to list it — plus a comp-backed price to anchor on.

Get a suggested listing price →

Comp-backed price range + a ready-to-copy listing template (on CAI).

Frequently asked

How much data backs the Puritan Bennett 840 price?

We've tracked 2383 listing observations for the Puritan Bennett 840 across all listing types from 4 marketplace sources, updated as new listings appear.

Does the Puritan Bennett 840 have any FDA recalls?

No recalls matched the Puritan Bennett 840 in openFDA at last check. Always verify recall and service status before purchase.

Selling or closing a practice?

Get a data-backed Equipment Valuation Report — built on recorded sold prices, from $99. Not a USPAP appraisal.

Get a Valuation Report →

$3,500 median · range $2,425–$4,995

From 59 priced complete-system listings we’re tracking · last seen Jul 9, 2026. This is observed asking price — directional only, not a firm peer-group comp, not a sold price, not a guaranteed value. Verify before you buy.

Tracking 192 current listings · 2,383 listing observations all-time (all types) across 4 sources. The price tier reflects confidence; the count reflects how deeply we're tracking this device. Data last updated today.

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Join the waitlist — we'll email you when a new listing appears below your threshold versus peer median. Free.

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Service-record request

A ready-to-send message asking the seller for PM date, calibration, accessories, serial.

Most used Puritan Bennett 840 complete systems sell around $368. We've seen 8 priced between $212 and $800. Parts and modules are tracked separately — part / accessory (8 comps · median $249), major module (2 comps, collecting — observed $76–$200), for parts / repair (1 comp, collecting) — so the complete-system price isn't skewed by mixing categories.

New — asking reference

$75

$17–$1,299 · 4 new-condition listings (eBay)

New-condition asking prices — a separate reference, not a used-market median or a below-market signal.

Observed asking-price history

Per-day median of observed complete-system asking prices. Observational history, not a guarantee of value.

Parts & Modules — Going Rates

Observed asking prices for individual parts, boards, probes and modules — tracked separately from complete systems. Never mixed into the complete-system median.

board assembly →

15 listings

observed range $50 – $499

$100

median asking

other part →

15 listings

observed range $40 – $1,298

$249

median asking

power battery →

8 listings

observed range $50 – $1,000

$200

median asking

display screen →

5 listings

observed range $90 – $2,500

$400

median asking

sensor →

3 listings

observed range $129 – $298

$141

median asking

cable lead →

3 listings

observed range $25 – $68

$50

median asking

Complete systems▼ -45.1%30-day observed asking-price trend

Parts & modules→ -0.8%30-day observed asking-price trend

Market Valuation by Listing Type

Median is the primary statistic for used clinical pricing — outliers dominate the data.

Complete System

8 comps

most sell $287 – $551 · full observed range $212 – $800 (incl. outliers)

$368

median · mean $429

Major Module

2 comps

Thin group

observed $76 – $200 · 2 listings

Collecting

2 listings

Part / Accessory

8 comps

most sell $137 – $404 · full observed range $80 – $500 (incl. outliers)

$249

median · mean $268

For Parts / Repair

1 comp

Thin group

observed $295 · 1 listing

Collecting

1 listing

Directional pricing only. Always verify condition, service history, and regulatory status before purchase.

Buy / sell / spread

The arbitrage view: roughly what you can acquire it for vs what it sells for. Built from clean, like-pool comps; a rough gross spread before fees, refurb, and shipping — a starting filter, not a guarantee.

Buy ≈ (auction low)

$287

lower end of 8 comparable listings

→

Sell ≈ (dealer asking (DOTmed))

$2,185

Gross spread

$1,898

~660% before costs

Dealer sources run roughly 2.2× higher than auction sources for this model — complete-system vs complete-system (28 dealer · 88 auction comps). This is the dealer-vs-auction premium for used clinical equipment.

See current listings on eBay

Live search results for Puritan Bennett 840. Verify condition and accessories before purchase — observed asking prices are not verified. CAI may earn a commission from clicks.

Browse on eBay →

Data Methodology

Measured

Observed listings, prices, source links, titles

Inferred

Classification, canonical matching, peer-group medians

Pending

FDA/UDI overlay, service history, physical condition

Full methodology →

Regulatory & Safety

No matched recall records.

Match: exact model/manufacturer. Verify independently before purchase.

AccessGUDID Device Search →openFDA Device Recalls →openFDA Adverse Events (MAUDE) →

Buyer Checklist

✓Verify blower hours and service intervals

✓Confirm all breathing circuit components present

✓Request last calibration documentation

✓Check for active recalls via openFDA

✓Confirm O2 sensor and flow sensor status

Full Price Guide Verify a Listing

Clinical Asset Index provides observed market intelligence — not an appraisal, not medical or regulatory advice. Always verify device condition, service history, regulatory status, and seller claims before purchase.

Independent of, and not endorsed, sponsored, certified, or authorized by — and not an agent of — any marketplace, manufacturer, or source. Market Index values are estimates based on observed listing data and do not represent appraisals or guaranteed sale prices.

Affiliate disclosure: CAI may earn a commission from some outbound marketplace links (eBay Partner Network). This does not influence which devices are tracked, the comps shown, the medians/tiers computed, or which listings appear in the deal feeds. See our disclosure for the full statement.

Puritan Bennett 840

Frequently asked

How much data backs the Puritan Bennett 840 price?

Does the Puritan Bennett 840 have any FDA recalls?

Get alerts for this device

Service-record request

Parts & Modules — Going Rates

Market Valuation by Listing Type

Buy / sell / spread

Active Listings (8)

Related devices

Data Methodology