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Thermo Scientific™ SL4 Plus Centrifuge Series
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The ST4/ST4R Plus series centrifuges come standard with an easy-to-use keypad and high contrast LCD display. This high-capacity and versatile unit offers consistent performance and is ideal for routine applications. Quickly and securely swap between 13 unique rotor options with the tool-less Auto-Lock rotor exchange. Available for purchase individually or in convenient application-based packages.
Cell Culture packages include the centrifuge, rotor, ClickSeal biocontainment lids and a set of four 15 mL and 50 mL conical tube adapters.
Blood Tube packages include the centrifuge, rotor, ClickSeal biocontainment lids and a set of four 5/7 mL and 9/10 mL blood tube adapters.
Easy to Use:
- Intuitive controls simplify operation and provide detailed information on a wide range of operating parameters and processing status for optimal performance.
- Modern industrial design supports continuous improvement in rotor loading ergonomics, user safety and current needed certifications
- Motorized lid latch enables one finger downward motion for easiest closing and locking of centrifuge lid, even on tall benches.
Thermo Scientific™ Auto-Lock™ III Rotor System:
- Secure locking system allows easy push-button installation and exchange of rotors.
- System saves time when switching between applications.
- Easy access to rotor chamber offers quick cleaning, a healthier working environment and longer unit life.
Thermo Scientific™ ClickSeal™ Bucket Sealing System:
- Biocontainment solution seals with a snap; eliminates screw caps and complicated clips.
- System has glove-friendly, one-handed open/close capability.
- System is certified by CAMR™ in Porton Down, UK.
Thermo Scientific™ SMARTSpin™ Technology:
- Advanced rotor management system maximizes acceleration, braking and residual load imbalance for each rotor and bucket option:
- Technology optimizes safety and improves separations.
Space-Saving Design:
- Compact dimensions optimize work area and ergonomic height and curved design ensure easy sample loading and unloading and easy cleaning.
Energy Efficient:
- System offers up to 40% energy consumption savings on industry standard protocols, such as standard blood separation or conical tubes processing.

Specifications
Specifications
Certifications/Compliance | EN/UL/IEC 61010-1EN/UL/IEC 61010-2EN/UL/IEC 61326-1EN/UL/IEC 61326-2FCC part 15 |
Controller Type | Microprocessor |
Capacity | 196 x 5/7 mL Blood Tubes, 148 x 9/10 mL Blood Tubes, 96 x 15 mL Conical Tubes, 40 x 50 mL Conical Tubes, 6 Microplates, 4 x 1000 mL BioBottles (with TX-1000 rotors) |
Refrigerated | Yes, CFC-Free, Pre-Temp Available |
Display | Bright LCD Push-Button User Interface |
Drive System | Direct, Brushless Induction Low Profile |
For Use With (Equipment) | Purchase of Thermo Scientific rotor and accessories required for operation |
Green Features | Less waste, Energy efficient |
Includes | centrifuge include following in packaging: printed english user manual, USB stick with 28 languages of user manual, corrosion resistance oil (70009824), power cord for the according country supply voltage, declaration of conformity |
Material | See individual centrifuge, rotor and accessory data |
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