Two models of multipurpose centrifuges were compared, from two major suppliers. The centrifuge needed to be refrigerated, to have high tube capacity, to spin microplates (shallowell and deepwell), 1.5 ml tubes, and 50 ml tubes.
| Eppendorf 5810R (VWR) | ST 40R Refrigerated 120V 60H | |
|---|---|---|
| Refrigirated temperature | minus 9°C to + 40°C | minus 10° to +40°C |
| Max rpm (g) fixed angle rotor | 14000 (20 800 X g) | 15200 (25 314 X g); with 48×2 ml rotor |
| Max rpm (g) swing bucket rotor | 5000 (4500 X g) | 5250 (5084 X g); 5300 (5590 X g) with BIOShield 1000A rotor |
| Max rpm (g) plate rotor | (3486 X g) | 4700 (3828 X g) avec TX-750 High Versatility Swinging Bucket Rotor et Carriers for Microplates |
| Rotor for 1,5 ml tubes in Fixed angle rotor | 30 tubes in fixed rotor | 48 tubes in fixed rotor |
| Rotor for 1,5 ml tubes in swing bucket rotor | 60 in drum rotor (cat # 022638505) with max 16400g; 96 swing bucket rotor max 4500g | 224 with BIOShield 1000A High Speed Swinging Bucket Rotor; or TX-750 High Versatility Swinging Bucket Rotor |
| Rotor for 15 ml tubes | 48 to 64 tubes depending on tube diameter | See brochure |
| Rotors for 50 ml tubes | 28 x 50 ml conical tubes possible with 500 ml swing bucket rotor A-4-81 | See brochure |
| Rotors for 100 ml tubes | See brochure | Fiberlite™ F15-6×100 general purpose pelleting of organelles 18516 x g. |
| Swinging Bucket Rotor | See brochure | from 2 ml to 180 ml depending on adaptor (lid O-ring and adaptor sold separately) |
| Rotor swing bucket for microplate | 16 plates | 16 plates TX-750 Swinging Bucket Rotor + Carriers for Microplates |
| Rotor swing bucket for deep well plates | 4 plates | 4 plates TX-750 Swinging Bucket Rotor + Carriers for Microplates |
| Other rotors | 11 rotors for 0.2 ml to 500 mL tubes and microplates | See brochure |
| Saved program | 35 programs | 6 programs |
| Timer | 30 sec to 99 min and hold (infinite) | up to 9 hours 999 min or hold (infinite) |
| Control System | Microprocessor | Microprocessor |
| Refrigiration systeme | CFC-free refrigerant (R134a) | CFC-free |
| Compressor | Patented dynamic compressor control | Unknown |
| PreCooling | FastTemp for pre-cooling in 15 minutes | yes |
| Acceleration time | variable depending on rotor and rotor load | Unknown |
| Acceleration rates | Choice of 10 acceleration | Choice of 9 acceleration |
| Braking time and rates | Choice of 10 deceleration; adjustable braking; at max force: 14 sec (rotor A-4-44) | Choice of 10 deceleration rates |
| Power Supply | 120 V 50-60 Hz OR 230 V 60-60 Hz | “120 V 60Hz (1400 W) OR 230 V 50/60Hz (1950 W)” |
| Max Power Consumption | 1650 W | 1400 W |
| Max Heat Output | 4433 BTU/h (1118 kcal/h) | 4776 BTU/h |
| Dimensions (lid open?) | 54 cm D x 70 cm W x 80 cm H | 67 cm D x 74.5 cm W x 90 cm H open |
| Noise | 56 to 59 dB | <57dB on refrigerated model; < 61 dB (A) |
| Weight | 99 kg | 116 kg |
| Chamber | 304 equivalent StainLess | Unknown |
| Chamber drain | Built-in condensation drain | no drain |
| Chamber Access (for cleaning) | easy | easy |
| Imbalance detection | Automatic | SMARTspin imbalance detection system |
| Sealing cover | Unknown | Polyetherimide (PEI) sealing covers with high chemical resistance and excellent thermal properties |
| Lid | Motorized latch with optional automatic opening | Motorized latch with optional automatic opening |
| Warranty | 5 years (only in 2011) | One year parts and labor |
| Motor | Direct drive brushless motor | Direct brushless induction low-profile motor |
| Biocontainment | Biocontainment certification by CAMR* | Biocontainment certification by CAMR* |
| Certification | UL C-UL IvD and CE marked | CSA, Certified Biosafety, CE marked, UL listed |
