Description
Attachment RK5021 for shaker apparatus RK-2D is a dedicated platform accessory designed to expand the working area of the RK-2D rocking shaker. With platform dimensions of 300 x 300 mm, it enables the controlled build-up of a second platform level, allowing laboratories to increase sample capacity without changing the base instrument. The set is supplied complete with four braces that provide stable mechanical support for the upper platform during rocking motion. This configuration is intended for use with the RK-2D shaker apparatus in applications that require gentle, continuous mixing of tubes, flasks or other vessels on multiple levels. Manufactured by Witeg, the attachment integrates with the existing shaker footprint and supports organised dual-platform setups in research, quality-control and routine laboratory workflows. Net weight is 1,41 kg. Supplied as one piece, the RK5021 attachment offers a practical route to higher throughput on the RK-2D while maintaining the instrument’s rocking motion characteristics and laboratory footprint.
This article is part of Shakers, rockers & rotators, in Stirring, shaking & mixing.
Key features
- Pack size: 1 pc
- Product type: Attachment for shaker apparatus RK-2D
- Model: RK5021
- Platform dimensions: 300 x 300 mm
- Function: Build-up of a second platform
- Includes: 4 braces
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Questions about Platform RK5021 for Digital Rocker RK-2D
What is this article?
Platform RK5021 for Digital Rocker RK-2D is the article on this page. Luminix Health distributes Witeg for laboratory use. It sits in Shakers, rockers & rotators, inside Stirring, shaking & mixing, in Lab instruments.
A shaker, rocker or rotator moves a rack, a plate or a bottle so the contents keep moving without a stirrer bar. Orbital, reciprocating and rocking motions are different. The platform, the load and the speed range are the specification.
Stirring keeps a mixture uniform or helps a solid dissolve. A magnetic stirrer spins a bar inside a closed vessel. An overhead stirrer drives a shaft when the liquid is viscous or the volume is large. A vortex mixer agitates a tube. A shaker moves a whole rack or a plate. The shape of the impeller and the speed decide whether the liquid turns over or merely spins. The vessels being stirred are indexed under ISO laboratory glassware.
Which category should I open next?
The category is Stirring, shaking & mixing. The sub-category is Shakers, rockers & rotators. The catalogue is Lab instruments.
Shelves beside this one are Magnetic stirring bars, Stirring shafts, propellers & impellers, Magnetic stirrers, Stirring & mixing accessories, Homogenisers & dispersers, Overhead stirrers and Vortex mixers.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

