ACHIVER OVERHEAD STRIRRER Ohaus e-A51ST020

ACHIVER OVERHEAD STRIRRER Ohaus e-A51ST020

The ACHIVER OVERHEAD STRIRRER Ohaus e-A51ST020 is a high-performance digital overhead stirrer designed for precise and reliable mixing of medium to high-viscosity samples. Built for laboratory and industrial environments, this unit delivers accurate speed control, strong torque, and long-term operational stability, making it ideal for demanding stirring applications up to 25 liters.

This overhead stirrer is engineered to handle a wide range of mixing tasks, from low-speed gentle agitation to high-speed intensive stirring. Its digital control system and clear LED display allow users to set and monitor stirring speed and time with high precision. The robust motor provides consistent torque, ensuring stable mixing even with viscous samples, while the compact and durable housing is designed for safe and continuous laboratory use.

Key Features

• Digital overhead stirring system for precise and repeatable mixing

• Wide speed range suitable for both gentle and intensive stirring applications

• High torque output to handle viscous samples up to 10,000 mPa·s

• Large capacity support for mixing volumes up to 25 liters

• Digital speed control with high accuracy for consistent results

• Bright LED display for clear visibility of operating parameters

• Integrated timer for long and unattended stirring processes

• Flexible chuck range supporting various shaft diameters

• Shaft pass-through design for adjustable immersion depth

• IP54 protection rating for enhanced resistance to dust and splashes

• Certified safety performance for reliable laboratory operation

Technical Specifications

• Function: Stirring

• Maximum capacity: 25 L

• Speed range: 30 to 2,000 rpm

• Speed accuracy: ±1 rpm

• Maximum sample viscosity: 10,000 mPa·s

• Maximum torque: 20 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 viscous liquids, suspensions, and emulsions in chemical laboratories

• Sample preparation for pharmaceutical, cosmetic, and food laboratories

• Homogenization of reagents, polymers, and formulations

• Research, quality control, and pilot-scale laboratory processes requiring precise speed and torque control