Invitrogen Countess II Automated Cell Counter | Benchtop Brightfield Viability

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Description
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ANALYSIS
Invitrogen Countess II Automated Cell Counter
Benchtop Brightfield Viability
Benchtop brightfield cell counter that measures cell concentration and trypan blue viability from a 10 µL sample in about 15 seconds.
QC PASS
Tested & Working
At a glance
Manufacturer
Invitrogen / Thermo Fisher Scientific
Model
Countess II
Part / Catalog #
AMQAX1000
Serial #
2185A18093735
Year / DOM
2018-09-25
Condition
Lightly Used, Excellent
What's Included
Invitrogen Countess II Automated Cell Counter (AMQAX1000)
12V DC power adapter with cord
Nothing else is included unless shown in the photos
Condition & Testing
Unit powers on, loads a slide, and completes a full brightfield capture and cell count with viability results as shown in the photos; calibration verification is the responsibility of the buyer.
Specifications
Instrument Type
Benchtop cell counter and suspension cell-based assay platform
Optics
1 channel (brightfield)
Camera
5 megapixel, 2.5Ã optical magnification
Processing Time
~15 seconds
Sample Concentration Range
1 Ã 104 to 1 Ã 107 cells/mL
Particle / Cell Diameter Range
4â60 µm (particles); 7â60 µm (cells)
Required Sample Volume
10 µL
Display
Color touchscreen interface
Connectivity
USB port (front) and USB port (rear)
Analysis Slide Material
Poly(methyl methacrylate) (PMMA)
Analysis Slide Dimensions
25 mm (W) Ã 75 mm (D) Ã 1.7 mm (H)
Slide Chamber Volume
10 µL
Operating Power
100â240 VAC, 0.58 A max
Frequency
50/60 Hz
Electrical Input
12 VDC, 2 A
Operating Temperature
4â32°C (40â90°F)
Operating Humidity
<80% (non-condensing)
Installation Site
Indoor use only; Class A environment; pollution degree 2
Dimensions
9 in (W) Ã 5.5 in (D) Ã 9 in (H)
Weight
8 lbs
Specs from manufacturer literature for reference. Verify against your application.
Terms & Conditions
Payment
We accept most payment types and work with your organization's accounting requirements.
Contact us if you need a formal quote or to procure with a PO.
Shipping
Items ship within 1 to 2 business days after cleared payment.
We ship via USPS, FedEx, UPS, or freight, to the contiguous USA and worldwide.
Worldwide buyers are responsible for customs and duty import charges.
Need expedited service or billing to your own FedEx or UPS account? Tell us at purchase.
You may arrange your own shipping through your own carrier on request.
Return Policy
60-day returns on all products from time of delivery.
If anything is not right, contact us first. We want you fully satisfied.
Why BioLabTek
We power on and function-test, then document what we saw
Photos show the exact unit you receive
Instruments packed to survive the carrier
POs and formal quotes welcome for academic and corporate buyers
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| Scientific Equipment Specialists | © 2026 BioLabTek
Specifications
| Manufacturer | Invitrogen / Thermo Fisher Scientific |
| Model | AMQAX1000 |
| Condition | Used |








