Thermo WX90+ Ultracentrifuge

Thermo Scientific
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The Thermo Scientific Sorvall WX90+ Ultracentrifuge provides power and flexibility in a small, moveable, footprint. Whether you have multiple users, or multiple processing needs this ultracentrifuge has you covered, no matter the experience level.  Run set up is handled with a user friendly, easily to reach touch screen interface and tube balance, up to 5mm, is handled automatically. If your lab has multiple users, access can be controlled to maintain consistency. In addition to these features the Thermo Scientific Sorvall WX90+ Ultracentrifuge signals status across the lab with a multicolor, programmable 18.5 in (47 cm) LED Stat Light bar.

The Thermo Scientific Sorvall WX90+ Ultracentrifuge uses sturdy lightweight fatigue resistant Thermo Scientific Fiberlite carbon fiber rotors, spinning up to 90000 rpm. This ultracentrifuge can use an wide-ranging assortment of Thermo Scientific rotor as well an open rotor system for most other manufactures, to meet your labware requirements, from 1.5 ml microtubes to 250ml bottles. The low deck of this centrifuge makes loading rotors off and on a breeze and is self-locking, providing you with confidence of a secure run. The Thermo Scientific Sorvall WX90+ Ultracentrifuge is also quiet and won’t break concentration operating at under 5 dBA.

This versatile ultracentrifuge can accommodate applications such as fast pelleting and density gradient applications, fast lipoprotein and plasmid DNA separations, biotechnology and pharmaceutical scale-up processes, and batch processing gradient applications. Commonly used protocols can be entered into stored program with user id and comments, up 1000 individual programs to save you valuable time at set up. Scheduled uses, user lock out, run timers, delayed starts and stops, pulse runs, and rotor quick selection options can all be accessed through the touch interface. 

 Thermo Sorvall WX90+ Ultracentrifuge Specifications:

Maximum Speed 90,000 rpm 

Maximum RCF 

692,149 x g (with T-890 rotor) 
Maximum Capacity 6 x 250 mL
Drive SystemImbalance tolerant direct drive; eye balance to within 5 mm
Control Microprocessor
Control Panel Touch screen color LCD panel (6.5 in)
Control Panel Languages 

English, French, German, Italian, Portuguese, Spanish, Russian, Dutch, Korean


1,000 programs with step-runs

Run Log DatabaseUp to 5,120 runs recorded in onboard memory
Data Communication 

USB: Host x 1, Device x 1 / LAN x 1

Accel/Decel Profiles 10/11 (10 and coasting)
Speed Range 1,000 rpm to max. speed in 100 rpm increments
Speed Control Accuracy±2 rpm (1,000 rpm – max. speed)
Timer1 min to 999 hours 59 min (with 1 min increments) with HOLD function
Temperature Set Range 

0 to +40 °C

Temperature Accuracy 

±0.5 °C

Ambient Temperature Range Ambient temperature for operation : +2 to +40 ºC; Ambient temperature for performance guarantee : +10 to +30 ºC
Temperature Control System Solid-state thermoelectric module refrigeration (CFC/HCFC/HFC-free)
Vacuum SystemOil-rotary vacuum pump with moisture removal function and oil diffusion pump; vacuum of 0.13 Pa

Automatic RCF; ω2dt integrator; real time control; controlled user access; rotor life management


(H x W x D) 880 x 790 x 690 mm/ 34.6 x 31.1 x 27.2 in; Depth including door cover 890 mm/ 35.0 in

Work Height of Top Deck 863 mm/ 33.9 in

390 kg/ 859.8 lb

Heat Output 1 kW or below
Noise51 dBA (running at set speed, under in-house test condition) measured 1 m in front of instrument

CE and cCSAus. Product Safety: EN61010-1 and EN 61010-2-020; Electromagnetic Compatibility: EN 61326-1

  • Thermo Sorvall WX90+ Ultracentrifuge
  • Power Cord
  • Vacuum Oil
  • Vacuum Grease
  • Operator's Guide
  • Compass Software Disk
  • Warranty

This Thermo Sorvall WX90+ Ultracentrifuge is brand new, with a cosmetic scratch and dent. Otherwise item is in excellent condition. If you have any questions about this ultracentrifuge, please don't hesitate to contact us.  

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