Overview
The VWR 12620-974 DylaStir magnetic stirrer is a durable, economical lab instrument designed for routine mixing and blending tasks in research, medical, dental, microbiological, and biological laboratories. Operating at 120V, 50W with electronic speed control, this unit delivers consistent, reproducible stirring across its full operating range and includes a 1.8 m power cord with three-wire plug and Teflon PTFE-coated spinbar.
Key Features
- Large cast aluminum top plate: 16.5 cm (6.5″) diameter provides stable platform for vessels up to 1500 mL capacity
- Variable speed control: 100–1200 rpm with electronic adjustment for precise blending
- Electronic speed control: Provides accurate and reproducible results over the entire range
- Indicator light: Illuminates when unit is on
- Built-in support rod holder: Accommodates additional glassware or accessories
- Optional mounting: Support plate available for mounting to lab frames or ring stands
Technical Specifications
The VWR 12620-974 meets industry standards for laboratory equipment. Unit is UL and C-UL listed and CE marked, ensuring safe operation in regulated laboratory environments. Dimensions and power ratings enable compatibility with standard lab benches and electrical systems.
Typical Applications
- Medical and pharmaceutical sample preparation
- Microbiological culture mixing and suspension
- Chemical and biological solution blending
- Dental laboratory sample stirring
- Routine laboratory mixing for R&D and quality control
Compatibility & Replacements
Compatible With
- Standard North American 120V, 60 Hz electrical systems
- Laboratory benches and workstations with cast aluminum compatible surfaces
- Standard magnetic spinbars and Teflon PTFE-coated stirring elements
- Ring stands and support frames (with optional mounting plate)
Replaces / Drop-In Replacement For
- VWR DylaStir 12620-974 earlier manufacturing revisions
- Equivalent magnetic stirrers in the VWR Dylastir product line (verify specific model compatibility with VWR technical support)
Works With
- Standard laboratory glassware (beakers, flasks, containers up to 1500 mL)
- Magnetic stirring bars and PTFE-coated spinbars
- Support rods, clamps, and ring stand assemblies
- No software or digital interface—manual analog speed control














