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Invitrogen™ Countess™ II FL Automated Cell Counter Starter Kit DFS Item

Starter kit for the Countess™ II FL Automated Cell Counter includes Countess II FL Cell Counter, reusable slide, 500 disposable slides, GFP light cube and RFP light cube

Manufacturer:  Invitrogen™ LSA32136

Catalog No. A32136

Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.



With the option for a reusable slide and fluorescence capabilities—brightfield and two user-changeable fluorescence channels—the Invitrogen™ Countess™ II FL Automated Cell Counter can count cells, monitor fluorescent protein expression, and measure cell viability.

Affordable—option for reusable slide to significantly reduce consumables cost

Flexible—the Countess II FL Automated Cell Counter is able to accept up to two EVOS™ light cubes that are user-selectable from over twenty fluorescence channels

Accurate—eliminate the subjectivity of manual cell counting and minimize user-to-user variability

Speed—count live and dead cells and measure viability and average cell size in as little as 10 seconds


1 year



Particles: ~4 - 60 µm
Cells: ~7 - 60 µm

Concentration: 1x104-1x107 cells⁄mL

Volume: 10 µL
As little as 10 seconds
5.5 in.
Viability, apoptosis and transfection efficiency
9 in.
  • Countess II FL instrument
  • Reusable slide
  • 550 disposable slides
  • GFP Light Cube
  • RFP Light Cube
  • Countess USB drive for storing and transferring data to your computer
  • Disposable slide holder
  • Reusable slide holder
  • Light cube removal tool
  • Power cord and 4 plug adaptors to accommodate most countries
  • Quick reference card (QRC)
Intuitive touch screen with ability to use a mouse, if desired
9 in.
Auto focus with manual focus option
Customize and save up to 10 user profiles
139.7 mm
Reusable Slide or Countess Cell Counting Chamber Slide (disposable)
3 channels (brightfield and 2 slots for EVOS LED light cubes)
8 lb.