The Benchmark Scientific OS40L is the higher-torque model of the series, stirring up to 40 L (water) and samples as viscous as 50,000 mPas. Its brushless DC motor produces 60 Ncm, with 120 W input and 100 W output, over a 30–2,200 rpm range. An LCD shows speed and run time. Shafts from 0.5 to 10 mm lock in the tool-free chuck, and a support stand with mounting hardware and an IPS2050-P-S4 4-arm stainless steel propeller is included. Warranty is 2 years.
Key features
- Stirs up to 40 L (water)
- 60 Ncm torque for samples up to 50,000 mPas
- Speed range 30–2,200 rpm on a digital LCD
- Chuck accepts 0.5–10 mm shafts without tools
- Shuts down automatically if blocked or overloaded
- Splash cover; IP42 rated; mixer head weighs 2.8 kg
Specifications
| Brand | Benchmark Scientific |
|---|---|
| Catalog number | IPS2050-40 / IPS2050-40-E |
| Mixing Capacity (Water) | 40 L |
| Speed Range | 30–2,200 rpm |
| Max Torque | 60 N·cm |
| Max Viscosity | 50,000 mPa·s |
| Power | 120 W input / 100 W output |
| Motor | DC brushless |
| Chuck Diameter Range | 0.5–10 mm |
| Dimensions (W × D × H) | 7.3 × 3.3 × 8.7 in (18.6 × 8.3 × 22.0 cm) |
| Weight (Mixer) | 2.8 kg |
| Protection Rating | IP42 |
| Ambient Operating Range | 5–40 °C |
| Electrical | 100–240 V AC, 50–60 Hz |
| Included | Support stand and 4-arm stainless steel propeller |
| Warranty | 2 years |
Ordering information
| Catalog number | Power |
|---|---|
| IPS2050-40 | 100–240V, US plug |
| IPS2050-40-E | 100–240V, European plug |
Accessories listed for this model
| Catalog number | Part |
|---|---|
| IPS2050-P-S4 … | Benchmark Scientific Overhead Stirrer Propeller IPS2050-P Series |
Questions about the OS40L Overhead Stirrer IPS2050-40
What accessories are available for the OS40L Overhead Stirrer IPS2050-40?
Benchmark Scientific lists IPS2050-P-S4 (Overhead Stirrer Propeller) for the OS40L Overhead Stirrer IPS2050-40.
Is the OS40L Overhead Stirrer IPS2050-40 available with a European plug?
Yes. IPS2050-40-E is the European-plug version of IPS2050-40; both run on 100–240V, so only the plug differs.
Documents
