Ohaus Achiever™ 5000 e-A51ST020

Ohaus Achiever™ 5000 e-A51ST020 Overhead Stirrer

The Ohaus Achiever™ 5000 e-A51ST020 is a robust and precise overhead stirrer designed to deliver powerful mixing performance for a wide range of laboratory applications. With a stirring capacity of up to 25 liters and a digital LED interface for clear operational control, this device is ideal for laboratories requiring accurate, repeatable stirring under varying conditions. Its quiet operation, high torque, and IP54 protection make it a reliable tool even in demanding environments.

Features

1. High-performance stirring capability

Equipped with a maximum torque of 20 Ncm and a speed range of 30 to 2,000 rpm, this overhead stirrer handles viscosities up to 10,000 mPa·s, making it suitable for medium to high-viscosity liquids.

2. Digital precision with intuitive LED display

The LED control panel ensures easy monitoring and adjustment of speed, torque, and timing parameters, providing accurate and consistent stirring results every time.

3. Flexible chuck and shaft system

The unit includes a chuck that accommodates shafts ranging from 1 mm to 13 mm in diameter, and supports shaft pass-throughs up to 8.5 mm for enhanced versatility in setup.

4. Reliable and efficient motor

Powered by a strong motor with 190 W consumption, it delivers powerful performance while maintaining energy efficiency. The device supports dual voltage (115 / 230 VAC) for global compatibility.

5. Safe and durable construction

Certified by cNemkous and rated IP54, the Achiever™ 5000 is protected against dust and splashes, ensuring safe operation in high-demand lab environments.

6. Versatile timing and environmental compatibility

Includes a timer that ranges from 1 minute to 99 hours, 59 minutes, and operates effectively in a wide temperature range (5°C to 40°C) and up to 80% relative humidity.

Applications

• Ideal for mixing reagents, solutions, suspensions, and viscous samples

• Suitable for pharmaceutical, chemical, food and beverage, and academic research labs

• Supports long-term mixing processes in quality control and R&D environments

Specifications

• Speed range: 30 rpm – 2,000 rpm

• Capacity: 25 L

• Maximum viscosity: 10,000 mPa·s

• Torque: 20 Ncm

• Chuck range: 1–13 mm

• Shaft pass-through: up to 8.5 mm

• Display: LED

• Control: Digital

• Dimensions (LxHxW): 235 mm x 285 mm x 90 mm (9.3 in x 11.2 in x 3.5 in)

• Net weight: 4.1 kg (9 lb)

• Power: 115 / 230 VAC, 190 W

• Speed accuracy: ±1 rpm

• Timer: 1 min – 99 hr, 59 min

• IP rating: IP54

• Safety certification: cNemkous

• Working environment: 5°C – 40°C, 80% RH, non-condensing (41°F – 104°F)