DRETOP XZD-2500 Multi-Tube Vortex Mixer
| Brand | DRETOP |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | XZD-2500 |
| Operating Mode | Continuous |
| Speed Range | 500–2500 rpm |
| Motion Type | Horizontal Orbital Shaking |
| Amplitude | 4 mm |
| Speed Display | LED Linear Bar Graph |
| Ambient Temperature Range | 4–45 °C |
| Rated Load Capacity | 5000 g |
| Power Supply | 220 V, 50 Hz |
| Input Power | 100 W |
| Timer Range | 1 min – 99 h 59 min |
| Dimensions (W×D×H) | 240 × 420 × 430 mm |
| Standard Accessories | Two foam tube racks (A250 & A515), replaceable tray垫 (B7) |
Overview
The DRETOP XZD-2500 Multi-Tube Vortex Mixer is an engineered solution for high-throughput sample homogenization in clinical, pharmaceutical, and research laboratories. Unlike conventional single-tube vortex mixers, this instrument employs horizontal orbital shaking—a mechanically stable, low-shear motion that induces consistent turbulent mixing across multiple tubes simultaneously. Its core principle relies on controlled eccentric rotation of a platform, generating uniform centrifugal forces that accelerate liquid-phase dispersion without compromising cell integrity or precipitate resuspension efficiency. Designed for reproducible batch processing under ambient conditions (4–45 °C), the XZD-2500 supports routine workflows including reagent reconstitution, immunoassay plate preparation, nucleic acid extraction buffer equilibration, and microbial suspension standardization.
Key Features
- Four programmable operation modes: continuous, timed, intermittent, and momentary (pulse) — enabling precise control over mixing duration and duty cycle;
- Microprocessor-based control system with real-time LED linear bar graph display for speed (500–2500 rpm) and remaining time;
- High-capacity platform accommodating up to 50 tubes per run, optimized for parallel processing of common labware (e.g., 1.5 mL, 2.0 mL, 15 mL, and 50 mL centrifuge tubes);
- Stable horizontal orbital motion with 4 mm orbit diameter, minimizing tube tipping and ensuring uniform energy transfer across all positions;
- Rugged mechanical architecture rated for 5000 g total load capacity, supporting heavy-duty applications with stacked racks or dense sample arrays;
- Low-noise motor assembly and vibration-damped base design — suitable for shared lab environments where acoustic interference must be minimized;
- Modular accessory compatibility: interchangeable foam tube racks (A1–A6 series) and acrylic holders (B8) for standardized tube diameters (φ10–φ29 mm).
Sample Compatibility & Compliance
The XZD-2500 is validated for use with standard polypropylene, polycarbonate, and glass tubes conforming to ISO 8573-1 (clean compressed air specifications for lab equipment) and ASTM D4169 (performance testing of packaging systems). Its non-contact mixing mechanism avoids cross-contamination risks associated with probe-based vortexers. The device meets IEC 61010-1:2010 safety requirements for electrical equipment used in laboratory environments and complies with CE marking directives for electromagnetic compatibility (EMC) and low-voltage operation. While not inherently GLP/GMP-certified, its timer logging capability (with user-defined intervals) supports audit-ready documentation when integrated into SOPs aligned with 21 CFR Part 11 data integrity principles.
Software & Data Management
The XZD-2500 operates via embedded firmware—no external software or PC interface required. All parameters are set directly through tactile membrane buttons, with non-volatile memory retaining last-used settings after power cycling. The LED bar graph provides immediate visual feedback on rotational velocity, eliminating ambiguity during method transfer between users. For laboratories requiring traceability, manual logbook entries can be synchronized with LIMS using the displayed timer values and defined run protocols. Optional integration with third-party environmental monitoring systems is feasible via analog voltage output (0–5 V DC, configurable per OEM request), though not included as standard.
Applications
- High-volume sample preparation for ELISA, lateral flow assays, and PCR master mix homogenization;
- Resuspension of lyophilized standards, calibration materials, and reference controls;
- Cell culture passaging support—gentle dispersion of adherent cell pellets prior to trypsinization;
- Environmental microbiology: uniform mixing of water filtration concentrates prior to membrane filtration or plating;
- Quality control labs performing dissolution testing pre-mixing steps under USP <711> guidance;
- Biobanking operations involving cryovial thawing and buffer equilibration prior to aliquoting.
FAQ
What tube sizes are supported out-of-the-box?
The unit ships with two foam racks: A250 (Φ12 mm, 50-position) and A515 (Φ25 mm, 15-position), covering common microcentrifuge and conical tube formats.
Can the mixer operate unattended for extended durations?
Yes — the programmable timer supports intervals up to 99 hours and 59 minutes, with automatic shutdown upon completion.
Is the platform surface autoclavable or chemical-resistant?
The stainless steel platform is resistant to common lab solvents (e.g., 70% ethanol, isopropanol, diluted acids/bases) but is not designed for autoclaving; cleaning is recommended with lint-free wipes and mild detergent.
Does it support variable-speed ramping or acceleration profiles?
No — speed is set instantaneously at startup; gradual ramping is not implemented in firmware.
What maintenance is required for long-term reliability?
Annual inspection of motor coupling integrity and periodic verification of rack alignment are advised; no scheduled lubrication is needed due to sealed bearing construction.
