Thermo Scientific™ Varistain™ Gemini ES Automated Slide Stainer

Maximize efficiency by organizing staining workflow with the multidimensional Thermo Scientific™ Varistain™ Gemini ES Automated Slide Stainer.

Manufacturer: Thermo Scientific™ A78000004

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Catalog No. A78000004


This item has been discontinued by the manufacturer and is no longer available. Please call customer service for assistance: 1-800-766-7000.  Part Not Found  Please contact customer service at 1-800-766-7000 with error code:999. 


    Slide Capacity 20-slide baskets up to 100 slides
    Height (English) 34.5 in.
    Height (Metric) 88cm
    Length (English) 28 in.
    Length (Metric) 71cm
    Width (English) 28.5 in.
    Width (Metric) 72cm
    Weight (English) 176 lb.
    Weight (Metric) 80kg
    Voltage Dual voltage
    Item Description Without Heat, Dual Voltage, with monitor
    Certifications/Compliance Designed to meet IEC 61010. CSA approved. UL listed. CE marked (IVDD compliant).
    Description Without heat, with monitor
    Dimensions (L x W x H) 28 x 28.5 x 34.5 in. (71 x 72 x 88cm)

    Maximize efficiency by organizing staining workflow with the multidimensional Thermo Scientific™ Varistain™ Gemini ES Automated Slide Stainer. The Gemini ES is an open system that utilizes Thermo Scientific stains and reagents. This stainer's single button, easy-to-use software schedules runs, allocates reagents, optimizes reagent layout, and calculates the most efficient route for each protocol.


    • Loads 20-slide baskets with up to 100 slides at once
    • Step-start available from any station
    • Urgent Start gives user opportunity to prioritize “urgent” baskets
    • Auto-return allows user to recall any loaded basket to load door
    • Suggested staining protocols can be easily modified to lab procedures
    • Capable of managing multiple protocols without affecting throughput

    Quality Control and Safety Features

    • Displays reagent usage and batch throughput
    • Controls fumes through an easy-to-change carbon filter or an optional external vent adapter kit
    • Offers optional passcode protection to secure customized protocols
    • Battery backup provides approximately 40 min. of power in the event of a power failure
    • Smart software keeps unit's robotic arm from entering user access areas

    Physical Specifications

    • D x W x H: Stainer, 28 x 28.5 x 34.5 in. (71 x 72 x 88cm)
    • Power supply, 18.5 x 14 x 5.75 in. (46.3 x 35 x 14.5cm)
    • Weight: Stainer, 176 lb. (80kg); Power supply, 22 lb. (10kg)
    • Electrical requirements: 300VA
    • Two-level design minimizes footprint while making all stations easily accessible

    Ordering Information

    Available with or without five independently heated positions for drying slides.


    A total of six water stations, 26 reagent stations, and four configurable loading and unloading stations

    • Charcoal filter
    • Staining basket and carrier (two packs of five each)
    • Three-well water station (two fitted)
    • Pack of six single pot covers
    • Pack of four multi-pot covers
    • 8 ft. (2.5m) long water inlet hose
    • Cytology stainer (without heat)
    • 35 stain pots supplied, fitted
    • Histology stainer (with heat)
    • 30 stain pots supplied, fitted
    • Pack of three spare staining pots
    • Monitor cable
    • Screened data cable
    • Operator manual (specify language)
    • Service record book

  • Description & Specifications

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