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COT 20

  • Process up to 1,000 slides per hour
  • Adaptable with most coverslipping machines on the market
  • Three different models designed to offer the utmost in features and flexibility


COT 20 sub


  • Up to 27 staining stations each with 250ml volume enables multiple stains to be loaded and optimum arrangement of programmes
  • The automatic drain cycle reduces the carry-over of the solvents.
  • Agitation provides more even staining and provides excellent quality results, this feature can be switched off to prevent damage to sensitive tissues
  • The COT 20 linear stainer is compatible with all common staining baskets and therefore easy to integrate into existing lab environments
  • To protect the operator and environment, the stainer is equipped with a fume extraction system with two ventilators and lids for staining troughs

Models Available

Models Available



Technical data

Product image

COT 20.000
Standard version with open side panels

With its increased number of 27 staining stations the standard model offers the most flexible design of staining procedures and the highest throughput. The additional storage container for up to 4 slide holders equipped with 4 staining troughs allows 5 holders with 20 slides each to be started simultaneously

Dimensions  (W/D/H):
1520 x 570 x 440mm

Weight: 55kg

 cot 20 first

COT 20.200
Closed version with closed side panels

This model enables an efficient workflow at a reduced number of staining stations. It provides 23 staining stations and requires less bench space than the standard model

Dimensions  (W/D/H):
1300 x 570 x 440mm

Weight: 55kg

 cot 20 20

COT 20.400
Closed version with integrated charcoal filter

In addition to the extraction device supplied with all versions, this model with closed side panels has an integrated charcoal filter and an extra fan. It applies to labs where a connection to an external ventilation system is not possible. The solvent fumes are led via the refillable filter unit where the charcoal adsorbs the solvent residues

Dimensions  (W/D/H):
1300 x 700 x 440mm

Weight: 65kg

 cot 40


Technical Specifications

Technical Specifications

Start position:

Store for up to 4 slide baskets

Number of stations:

23 in the instrument, 4 in the store

Free choice of water station position, water flow adjustable


Staining capacity interval of 1 minute:

Approx 1000 slides per hour

Automatic drain cycle/time::

On - off variable


On - off

Basket capacity:

20 slides

Use with Menarini coverslipping machines

RCM 60/90/2000/7000/9000

Adapters for other coverslipping machines are available

Time adjustable:

- Staining time: 20 sec. to 12 min,

- Drain time: 1 to 30 sec.

2 Storage containers for 10 baskets each integrated in the working plate


Central water connection:

Left and right

Water inlet 1/2" & water outlet 3/4"

Operator manual

Product Enquiries

product enquiriesContact our product sales team today

For more information or to request a demonstration please contact us today by calling 0118 944 4100 or emailing us on enquiries@menarinidiag.co.uk