The single-wheel tube rotator combines a straightforward design with versatile, tool-free operation. The mixer consists of a main body, a rotating disk platform, tube clip holders, and a speed-adjustment knob. Three clip sizes (1.5 ml / 15 ml / 50 ml) snap securely into place without tools, enabling fast tube changes between runs. The manual knob allows stepless speed adjustment across the full 0~80 rpm range, accommodating a wide variety of sample viscosities and mixing requirements.
3-Size Clip System with Tool-Free Setup and Stepless Speed Control
- This lab tube rotator comes with 3 clip sizes designed for 1.5 ml, 15 ml, and 50 ml centrifuge tubes, which can be freely combined on the same rotating disk to handle multiple tube formats in a single run — eliminating the need to switch between instruments for different sample types.
- Each clip of the lab mixer uses a snap-in mounting design that installs and releases without tools, keeping tube changeovers quick and straightforward even during busy lab sessions.
- The manual speed-adjustment knob provides stepless control across 0~80 rpm, allowing users to dial in precisely the right rotation speed for each sample, balancing mixing efficiency with sample integrity.
Continuous 360° Rotation for Diverse Applications
- Unlike standard rockers or orbital shakers that move samples in a single plane, this rotating mixer uses continuous 360° rotation to keep tube contents in constant motion under the alternating influence of gravity and centrifugal force.
- This tumbling action eliminates the mixing dead zones common in unidirectional shakers, ensuring complete and homogeneous sample mixing throughout the tube — particularly valuable for blood coagulation testing, latex diagnostics, immunoprecipitation, and nucleic acid extraction, where mixing consistency directly impacts result reliability.
- As a trusted tool in biochemistry, molecular biology, and clinical diagnostics, this tube rotator is equally well-suited for sample pre-treatment workflows, helping lab personnel ensure uniform sample conditions before downstream analysis and reducing variability across experimental runs.
Applications
Lab mixers are widely used in biomedical research for cell culture, PCR, and immunoassays, ensuring uniform and reliable mixing of samples. In the chemical industry and scientific laboratories, lab mixing equipment supports catalytic reactions, solution preparation, protein crystallization, and nucleic acid hybridization, improving experimental stability and repeatability. In clinical testing and diagnostics, laboratory vortex mixers are commonly used for preparing blood and urine samples and for antimicrobial susceptibility testing, ensuring accurate and dependable results.
Chemical Industry
Scientific Research
Clinical Testing
Biomedical Research
| Model | SISCO-LM-MX-RDE |
| Speed | 0~80 rpm |
| Motor Type | DC Motor |
| Timer Range | None |
| Operating Mode | Continuous Operation |
| Rotation Motion | 360° Rotation |
| Voltage | 100~240 V, 50/60 Hz |
| Power Consumption | 20 W |
| Ambient Temperature | 5~40°C |
| Relative Humidity | ≤80% RH |
| Dimensions (L × W × H) | 43×32×42 (cm) |
| Net Weight | 3.5 kg |
Details
Q1: How does this lab tube rotator compare to a standard vortex mixer?
A1: A vortex mixer generates high-speed localized turbulence and is best suited for rapid, short-duration mixing of one or two tubes at a time. This single-wheel tube rotator, by contrast, uses gentle continuous 360° rotation to process multiple tubes simultaneously — making it the better choice for applications that require prolonged, low-shear tumbling, such as blood sample anticoagulation, immune complex formation, and protein binding assays. The smooth rotational motion minimizes bubble formation and reduces the risk of sample denaturation, better preserving the biological activity of sensitive samples throughout extended mixing sessions.
Q2: Can different clip sizes be used together on the same disk in a single run?
A2: Yes. The rotating disk platform supports simultaneous use of all three clip sizes (1.5 ml, 15 ml, and 50 ml), making it easy to process multiple sample types in parallel without running separate batches. When loading tubes of different sizes and weights, aim to distribute them as symmetrically as possible around the disk to maintain balanced rotation and consistent mixing performance across all samples.
Tips: How do you load the disk correctly to keep the rotation stable and mixing consistent?
Sample placement directly affects rotational stability with a disk-style tube rotator, so it's worth taking a moment to consider balance before starting a run.
- Distribute your sample tubes as evenly as possible around both sides of the disk — avoid clustering all tubes on one side, as an off-center load can cause wobbling, uneven speed, and inconsistent mixing.
- If you're running an odd number of tubes, place a blank tube filled with a similar volume of liquid on the opposite side as a counterweight to restore balance.
- For viscous samples such as whole blood or high-concentration protein solutions, start at a low speed and gradually increase to your target rpm once the sample begins to flow freely — this reduces the risk of spillage or bubble formation from the initial rotational impulse, and helps ensure a smooth, consistent mix from start to finish.
Thank you for buying industrial test and measurement equipment on SISCO.com, all products sold by SISCO and the partner cover a 12 months warranty, effective from the date of receiving the products.
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SISCO is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.
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- Product purchased from anyone other than a SISCO store or a SISCO authorized reseller.
- Expendable parts.
- Routine cleaning or normal cosmetic and mechanical wear.
- Damage from misuse, abuse or neglect.
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- Damage from use of parts not sold by SISCO.
- Damage from modification or incorporation into other products.
- Damage from repair or replacement of warranted parts by a service provider other than a SISCO authorized service provider.
- Damage caused by the application environment not meeting the product usage requirements and the failure to perform preventive maintenance.
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