ACHIVER OVERHEAD STRIRRER Ohaus e-A51ST100

ACHIVER OVERHEAD STRIRRER Ohaus e-A51ST100

The ACHIVER OVERHEAD STRIRRER Ohaus e-A51ST100 is a heavy-duty digital overhead stirrer designed for large-volume and extremely high-viscosity mixing applications. With exceptional torque output and precise digital control, this model is engineered to deliver stable, reliable stirring performance for demanding laboratory and pilot-scale processes up to 100 liters.

As the highest-capacity model in the Achiever Overhead Stirrer series, the e-A51ST100 is optimized for mixing thick, dense, and highly viscous materials while maintaining excellent speed accuracy and operational stability. Its powerful motor generates very high torque, enabling efficient mixing of challenging samples without stalling. The intuitive digital interface and bright LED display allow easy monitoring of speed and timer settings, while the compact, IP54-rated housing ensures durability and safe operation in rigorous laboratory environments.

Key Features

• Heavy-duty digital overhead stirrer for large-volume and high-viscosity applications

• Exceptional torque output for stable mixing of very thick materials

• Wide capacity support up to 100 liters for laboratory and pilot-scale use

• Precise digital speed control with high accuracy for reproducible results

• Optimized speed range for controlled mixing under heavy load conditions

• Clear LED display for easy monitoring of operating parameters

• Integrated long-duration timer for extended and unattended stirring processes

• Wide chuck compatibility for various stirring shaft diameters

• Shaft pass-through design allowing flexible immersion depth adjustment

• IP54-rated housing for protection against dust and liquid splashes

• Certified safety performance for dependable laboratory operation

Technical Specifications

• Function: Stirring

• Maximum capacity: 100 L

• Speed range: 30 to 1,300 rpm

• Speed accuracy: ±1 rpm

• Maximum sample viscosity: 70,000 mPa·s

• Maximum torque: 100 N·cm

• Chuck range: 1 to 13 mm diameter

• Shaft pass-through diameter: Up to 8.5 mm

• Control type: Digital

• Display: LED display

• Timer range: 1 to 5,999 minutes

• IP rating: IP54

• Dimensions (L × H × W): 9.3 × 11.2 × 3.5 in (235 × 285 × 90 mm)

• Net weight: 9 lb (4.1 kg)

• Power supply: 115 / 230 VAC

• Power consumption: 190 W

• Operating environment: 5°C to 40°C, up to 80% relative humidity, non-condensing

• Safety certification: cNemko

Applications

• Mixing very high-viscosity liquids, pastes, and gels in large volumes

• Preparation of dense suspensions and polymer compounds

• Pilot-scale formulation and scale-up processes in chemical and pharmaceutical laboratories

• Research, quality control, and industrial R&D applications requiring maximum torque and stable speed control