The B3D1020 is the MiniMixer 3D Nutating Shaker, the Mini-platform, fixed-speed 3D nutating shaker in the Benchmark Scientific B3D family. Sold at $484 ($13 less than the sister Mini BlotBoy Rocker at $497), the MiniMixer delivers 3D nutating motion (combined orbital + tilt motion) on a 10.5"ร7.5" platform with dimpled mat. The dimpled mat holds tubes in place during the multi-axis nutating motion. Right pick for tube-content mixing workflows: cell-staining tube mixing, sample-prep tube mixing, tube-format incubation with mixing, and conical-tube content homogenization at modest scale.
Author confidence note (MEDIUM): No specific B3D1020 brochure in available corpus. Specs sourced from universe label. Confirm exact nutating angle, RPM, motor specifications, and dimpled-mat tube-format compatibility with Benchmark Scientific technical support.
Voltage options: This unit can be ordered with European voltage requirements (230V/50Hz). Contact us to order.
Key Specifications
| SKU | B3D1020 |
| Type | 3D Nutating Shaker, fixed speed |
| Platform dimensions | 10.5" ร 7.5" (Mini-platform variant) |
| Mat type | Dimpled mat (holds tubes in place during nutating motion) |
| Speed control | Fixed speed (no variable speed adjustment) |
| Motion type | 3D nutating (combined orbital + tilt; different from rocking motion) |
| Voltage | 115 V or 230 V, 50โ60 Hz (discrete variants) |
| Sister motion-type SKU | B3D1008 (Mini BlotBoy 3D Rocker, same 10.5"ร7.5" platform with flat mat for trays / membranes, $497) |
| Sister larger-platform SKU | B3D1320 (BioMixer 3D Nutating Shaker, 12"ร12" platform with dimpled mat, $602) |
| List price | $484 |
Why a Nutating Shaker: Tube-Mixing Workflows
3D nutating motion is distinctively different from rocking motion: rocking motion (BlotBoy family) is smooth multi-axis tilting that sweeps liquid across a flat surface, while nutating motion (MiniMixer / BioMixer family) combines orbital and tilt motion to produce 3D liquid mixing inside tube content.
For tube-content workflows, nutating motion delivers superior internal mixing: it keeps cells in suspension without settling, keeps multi-component reagent mixtures homogeneous, distributes stain uniformly across cell suspensions, and mixes wash buffer uniformly in tube format.
The dimpled mat is the critical accessory feature, the dimples hold tubes in place during the multi-axis nutating motion. A flat mat would let tubes slide / fall during the motion.
Pick the MiniMixer (B3D1020) when:
- Workflow involves tube-format mixing (15 mL conicals, 50 mL conicals, microcentrifuge tubes)
- Cell-staining tube workflows and suspension culture maintenance at modest throughput
- Sample-prep tube mixing for downstream processing
- Bench-space-constrained labs. The Mini platform fits where a larger BioMixer wouldn't
Pick the Mini BlotBoy (B3D1008, $497, $13 premium) for flat-tray / membrane workflows, different mat, different motion type.
Step up to BioMixer (B3D1320, 12"ร12", $602) for larger-batch tube mixing at facility scale.
Nutating Shaker vs Rocker: Motion-Type Decision
| Feature | 3D Rocker (BlotBoy family) | 3D Nutating Shaker (MiniMixer / BioMixer family) |
| Motion | Smooth multi-axis rocking | Combined orbital + tilt (nutating) |
| Mat | Flat | Dimpled (holds tubes) |
| Best for | Tray / membrane workflows | Tube content mixing |
| Liquid pattern | Surface sweep | 3D internal mixing |
B3D Family: Motion Type and Platform Size (Reference)
| Motion type | Mini (10.5"ร7.5") | Standard (12"ร12") |
| Rocker (flat mat) | B3D1008 Mini BlotBoy ($497) | B3D1308 BlotBoy ($602) |
| Nutating Shaker (dimpled mat) | B3D1020 MiniMixer (this product, $484) | B3D1320 BioMixer ($602) |
Application Profile
Cell-staining tube workflows. Viability staining, antibody-staining cell suspensions in 15 mL / 50 mL conical tubes.
Suspension culture mixing. Small-batch suspension cell maintenance during workflow steps.
Sample-prep tube mixing. Reagent mixing in tube format before downstream processing.
Multi-component reagent mixing. Keeping multi-component reagents homogeneous during workflow incubation.
Wash workflows in tube format. Uniform wash-buffer mixing across multiple tubes simultaneously.
Antibody-staining IHC workflows in tube format. Antibody-incubation steps in tube format requiring continuous mixing.
Educational laboratory teaching. Undergraduate / graduate cell-biology coursework introducing tube-mixing workflows.
Method-development tube-mixing workflows. Protocol-development for tube-content mixing optimization.
Multi-investigator shared lab. Mini-platform tube-mixer procurement at facility scale for tube-mixing workflows where larger BioMixer is excess capacity.
Frequently Asked Questions
What is 3D nutating motion? Combined orbital and tilt motion that produces 3D mixing inside tube contents, different from the flat-surface sweep of rocking motion.
Why does the B3D1020 have a dimpled mat? The dimples hold tubes in place during the multi-axis nutating motion; a flat mat would let tubes slide or fall.
How does the MiniMixer differ from the Mini BlotBoy? The MiniMixer (B3D1020, $484) is a 3D nutating shaker with a dimpled mat for tube-content mixing; the Mini BlotBoy (B3D1008, $497) is a 3D rocker with a flat mat for trays and membranes.
Is the B3D1020 speed adjustable? No. It is a fixed-speed unit.
What platform size and voltage does the B3D1020 use? A 10.5" ร 7.5" Mini platform; 115 V or 230 V, 50โ60 Hz.
Ordering & Configuration
Confirm tube-format compatibility. Confirm specific tube formats (1.5 / 2.0 mL Eppendorf, 15 mL conical, 50 mL conical) fit the dimpled mat dimensions.
Confirm motion-type fit. Nutating Shaker (dimpled mat, this product) for tubes; Rocker (flat mat, B3D1008 sister) for trays / membranes. Confirm intended workflow.
Confirm voltage and plug type. 115 V / 230 V chassis; a 230 V EU-plug configuration is available by special order at the same $484.
Confirm fixed-speed acceptability. B3D1020 is fixed-speed; for variable-speed tube-mixing, confirm whether a variable-speed sister exists in the B3D family at order.
Confirm at quote: voltage and plug type, intended motion-type fit (Nutating vs Rocker), platform size justification (Mini vs Standard), tube-format compatibility, and lead time.
Warranty: Per Benchmark Scientific standard capital-equipment terms. Confirm at quote.
B3D 3D Rocker / Nutating Shaker family. Pick by motion + size:
- B3D1008 Mini BlotBoy (3D Rocker, 10.5"ร7.5" flat mat ($497)) single-membrane / small-tray
- B3D1308 BlotBoy (3D Rocker, 12"ร12" flat mat ($602)) larger membrane / multi-tray
- B3D1020 MiniMixer (this product): 3D Nutating Shaker, 10.5"ร7.5" dimpled mat ($484), small-batch tube mixing
- B3D1320 BioMixer (3D Nutating Shaker, 12"ร12" dimpled mat ($602)) larger-batch tube mixing
Pick the MiniMixer for tube-mixing workflows on a small platform; sister chassis cover larger platforms and tray / membrane workflows.