Microplate mini centrifuge

Introduction

A microplate mini centrifuge is a compact centrifuge designed for the centrifugation of the microplates, such as the 96-well and the 384-well plates, and it is used in the molecular biology, the biochemistry, the clinical, and the research laboratories for the quick spinning of the microplates. The microplate mini centrifuge consists of a rotor or a platform that holds the microplates, a motor, a lid, and a control, and it operates at a moderate speed, typically up to a few thousand revolutions per minute, and it is used for the centrifugation of the microplates to collect the liquid from the walls and the lids of the wells, to remove the bubbles, and to settle the contents of the wells; the microplate mini centrifuge is used for the spinning down of the samples in the microplates, for the removal of the bubbles before the measurement, for the collection of the condensate, for the preparation of the plates for the assays, for the quick centrifugation before the analysis, and for many other applications, and it is compact and designed for the benchtop use, with features such as the fixed or the adjustable speed and the timer; the microplate mini centrifuge is an essential instrument in the molecular biology and the high-throughput laboratories. Microplate mini centrifuges are used in the molecular biology laboratories, in the biochemistry, in the clinical laboratories, in the pharmaceutical industry, and for many other applications. With their microplate centrifugation, microplate mini centrifuges are essential for the plate processing.

Microplate Mini Centrifuge LMPMC-T2010

Microplate Mini Centrifuge is a compact design and offers a variable speed range of 500 to 3000 rpm. It has an interface, allowing easy adjustment of centrifugal parameters. The humanize...

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Standards

IEC 61010-2-020:2016-Particular requirements for laboratory centrifuges

Complies with the above standards, but is not limited to them.

Features

1. Microplate mini centrifuge for quick spinning of microplates, PCR strips and microtubes in molecular biology labs.

2. Compact benchtop centrifuge designed for microplates (96/384-well) and small volume samples, with short spin cycles.

3. Suitable for molecular biology, PCR, clinical, diagnostic, research and quality control laboratories.

4. Includes centrifuge body, microplate rotor, lid with safety interlock, power cord and operation manual.

5. Supports quick spin-down of droplets from microplate walls/lids, PCR plate centrifugation, and microtube pelleting.

FAQ

Q1: What testing scenarios is this centrifuge mainly applied to?

A: The microplate mini centrifuge is used in molecular biology, PCR/qPCR, clinical diagnostics, research, and QC laboratories to quickly spin down liquid droplets from the walls and lids of microplates (96/384-well), PCR strips, and microtubes, ensuring all sample/reagent is at the bottom of wells before thermal cycling, reading, or further processing - preventing cross-contamination, volume errors, and uneven reactions. It supports PCR and qPCR (after assembling PCR master mix and samples in 96-well plates or strip tubes, quick spin (1-2 min at 500-1000 x g) to collect all liquid at well bottom (droplets on walls/lid cause uneven reaction volumes, pipetting errors, cross-contamination when opening; critical for qPCR quantification accuracy), molecular biology (enzyme reactions, restriction digests, labeling reactions in microplates/tubes - spin to collect reagents), ELISA and immunoassays (after adding reagents/washes, spin plates to remove bubbles and collect liquid at bottom (bubbles interfere with absorbance readings), cell culture (quick spin of microtubes, collection of cells/reagents), clinical diagnostics (sample prep in microplates, reagent spin-down, centrifugation of small blood/serum aliquots), next-generation sequencing (NGS library prep in 96/384-well plates - spin after each reagent addition to ensure uniform reactions), and general lab (quick spin of microtubes (1.5/2 mL, 0.2 mL PCR tubes) to collect liquid from cap/walls, short spins before opening tubes (prevents aerosol/cross-contamination), pelleting small samples). Mini centrifuges are compact, low-speed (500-3000 x g typically), designed for quick spins (seconds to minutes), not for high-force pelleting (use microfuge for >10000 x g). Microplate-specific models hold 2-4 microplates (or combo rotors for plates + tubes), have short acceleration/deceleration, and are essential in any PCR/molecular lab (a plate without spin-down is a common source of qPCR variability and contamination).

Q2: What standards does the centrifuge comply with?

A: The microplate mini centrifuge follows relevant IEC, ISO, EN and GB/T standards including IEC 61010-1 (safety requirements for electrical equipment for measurement, control, and laboratory use), IEC 61010-2-020 (particular requirements for laboratory centrifuges), ISO 13485 (medical device quality management, if clinical/diagnostic use), EN 61010, FDA (if used in clinical diagnostics as IVD accessory), and GB/T standards for laboratory centrifuges. The hardware complies with applicable safety standards (lid interlock, imbalance detection, rotor rating, maximum speed/load), EMC (IEC 61326), and mechanical safety (rotor integrity). For clinical/IVD use, follow applicable regulations (FDA, CE IVD, NMPA). For GMP labs, follow IQ/OQ (installation/operational qualification) and equipment calibration (speed verification with tachometer, timer verification). Rotors must be used within rated speed and load (microplate rotors have specific max speed - do not exceed; imbalanced plates cause vibration and damage). For research use, general lab safety protocols apply.

Q3: What is the warranty period for the whole centrifuge and key components?

A: The whole microplate mini centrifuge is covered by a 12-24 month warranty (lab equipment often 2 years). The motor, drive system, controller, lid interlock, and housing are covered, while rotor (wear part - can fatigue over time, especially at high speed; microplate rotors have finite life, inspect regularly), lid/gasket (wear), and fuses are consumables/accessories. Damage from improper use, overloading (exceeding max load/speed, imbalanced plates - causes vibration, motor damage, rotor failure), running with lid open (interlock prevents but if bypassed - hazard), rotor fatigue (using beyond rated cycles/speed - can fail catastrophically), liquid spill into motor/chamber (corrosion - clean promptly), dropping, or unauthorized repair is excluded. Extended warranty and service contracts (preventive maintenance, rotor replacement) may be available. Motor lasts 5-10 years; rotor needs periodic inspection/replacement (3-7 years depending on use/speed; follow manufacturer rotor life limit).

Q4: Is this device difficult to operate? Is professional training required?

A: Operation is very simple (load rotor, close lid, set time/speed, start). No professional training required for basic use, but proper loading (balance) and safety are important. We provide operation manuals. Proper setup (place on stable, level bench (centrifuges vibrate - use stable surface, not edge of bench; leave clearance around vents), connect power (grounded outlet), inspect rotor (clean, no cracks, securely attached), inspect lid seal/gasket (clean, no damage), turn on), loading (CRITICAL: balance rotor - for microplate centrifuge: load plates symmetrically (if 2-plate rotor, load 2 plates opposite; if 4-plate, load evenly; if running 1 plate only, use balance plate (water-filled or dummy plate) opposite - imbalance causes vibration, noise, can damage motor/rotor; microplates are light but imbalance still matters at speed), ensure plates are properly seated in rotor (not tilted, lids closed (PCR plate lids can pop open - ensure sealed), no tubes sticking out), for microtube rotor: balance tubes opposite (equal weight within +/- 0.1 g; use balance tube with water if odd number), close lid firmly (lid interlock must engage - centrifuge will not run if lid open), select speed and time (for plate spin-down: 500-1000 x g (or 1000-3000 RPM depending on rotor radius), 1-2 minutes (usually 30 sec to 2 min is enough to collect droplets; do not over-spin plates (can cause well-to-well leakage or seal failure for some plates); for microtube quick spin: 1000-6000 x g, 5-30 sec), start (press start; centrifuge accelerates, runs, decelerates; do not open lid until fully stopped (interlock prevents)), during run (monitor for unusual vibration/noise (imbalance - stop, rebalance); do not lean on centrifuge; do not move while running), post-run (wait for complete stop, open lid, remove plates/tubes (spin-down should have collected all liquid at well bottom - inspect plate lid/walls for residual droplets; if still present, re-spin), clean chamber (if spills - wipe with mild detergent/disinfectant, dry; especially important for PCR (amplicon contamination - use DNA decontaminant (e.g., DNA Away, 10% bleach) if spill), maintenance (daily: wipe exterior, check lid seal, empty any condensate; weekly: clean chamber/rotor (remove rotor, wipe with mild detergent, inspect for cracks/corrosion), check lid interlock (verify centrifuge stops when lid opened during run - do not bypass), monthly: inspect rotor for cracks/fatigue (especially at hub and plate holders), verify speed (with tachometer if high accuracy needed), lubricate (per manufacturer, if applicable), troubleshooting (excessive vibration/noise (imbalanced load (rebalance), rotor not secure (tighten), damaged rotor (replace), uneven bench (move to stable surface), foreign object in chamber - rebalance, secure, inspect, stabilize), centrifuge will not start (lid not closed (interlock), power issue, fuse blown, motor failure - close lid, check power/fuse, service), lid will not open (still spinning (wait), interlock fault, power loss (some have emergency lid release - follow manual), speed not reaching (overloaded (reduce load), motor failing, voltage low - reduce load, service, check power), liquid in samples after spin (speed too low, time too short, plate not seated properly, rotor wrong (use microplate rotor not tube rotor) - increase speed/time, reseat, use correct rotor), and safety (ROTOR HAZARD (rotating rotor at high speed - never open lid while running (interlock prevents); do not reach into chamber; rotor failure can cause serious injury (flying debris); use only manufacturer-approved rotors and within rated speed/load; inspect rotor regularly for cracks/fatigue (rotor fatigue is a known failure mode - follow rotor life limits), IMBALANCE (imbalanced load causes violent vibration, can walk centrifuge off bench, damage motor, or cause rotor failure - always balance; use balance plate for single plate), BIOLOGICAL/CHEMICAL (samples may contain pathogens, PCR amplicons, chemicals, radioactivity - handle with PPE (gloves, lab coat, eye protection); decontaminate spills promptly (PCR: use DNA decontaminant or 10% bleach; biohazard: disinfectant); aerosols when opening tubes after spin - open carefully in biosafety cabinet if hazardous), ELECTRICAL (proper grounding, do not use with wet hands, do not block vents (overheating)), do not leave unattended for first run (verify normal operation), do not exceed max speed for rotor (each rotor has rated max speed - microplate rotors often lower than tube rotors), for clinical/IVD: follow SOPs, document use, maintain IQ/OQ for GMP) are important for safe centrifugation.

Q5: What is the typical lead-time for order delivery?

A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.

Q6: Is regular calibration required? What is the recommended calibration cycle?

A: Performance verification recommended every 6-12 months (or per quality system): speed verification with calibrated tachometer (verify actual RPM vs set point, typically +/- 5%), timer verification (run time accuracy), and temperature verification (if refrigerated model, verify at set temp with calibrated thermometer). Routine checks: lid interlock test (weekly - verify centrifuge stops when lid opened), imbalance detection (if equipped), and rotor inspection (monthly - check for cracks, corrosion, fatigue; follow manufacturer rotor life limit (often 5-7 years or specified cycles)). If centrifuge is moved, rotor replaced, motor serviced, or readings seem off, recalibrate/verify. For GMP/ISO 17025/clinical labs, follow applicable calibration schedules and maintain records (calibration certificates, as-found/as-left data, rotor ID, inspection logs). Mini centrifuges for quick spin-down are relatively low-risk (low speed, small load) but still require periodic verification, especially rotor integrity (rotor fatigue can cause catastrophic failure at any speed).

Q7: Are supporting consumables universal?

A: Rotor (replacement - specific to centrifuge model (microplate rotor, combo rotor; use OEM only - rotors are safety-critical, must be rated for the centrifuge and speed), microplates (consumable - 96/384-well PCR plates, skirted/semi-skirted, from many suppliers (Axygen, Eppendorf, Thermo, Bio-Rad) - universal if standard ANSI/SBS footprint), PCR tubes/strips (0.2 mL - universal), microtubes (1.5/2 mL - universal), lid/gasket (specific to model), and fuses are available from laboratory supply companies, though rotors are strictly model-specific (use OEM only for safety and warranty). Long-term consumable cost is minimal (microplates/tubes are general lab consumables); rotor replacement is periodic and safety-critical.

Q8: Can I customize parameters or supporting accessories?

A: Customization includes rotor type (microplate-only (2 or 4 plates, 96/384-well), combo (plates + microtubes (0.2/0.5/1.5/2 mL), swing-out (for plates, gentle) vs fixed-angle (for tubes, higher g-force)), speed range (low-speed plate spinner (300-1500 x g, dedicated for spin-down) vs higher-speed mini centrifuge (up to 6000-15000 x g, can do quick spins and small pellets)), control (analog (timer/speed dials, simple) or digital (LED display, precise RPM/RCF, programmable, pulse button, short-spin)), cooling (ambient only or refrigerated (4-40 degrees C for temperature-sensitive samples like enzymes, PCR master mixes)), capacity (2-plate (compact, small lab) or 4-plate (higher throughput)), construction (metal chamber (durable, easy clean) or plastic, safety lid (polycarbonate, shatter-resistant), accessories (extra rotors (tube rotor, plate rotor), balance plate/dummy plate, spare fuses, rotor grease, calibration/validation package (IQ/OQ for GMP), certifications (CE, FDA, ISO 13485, IEC 61010), language and accessories. Additional rotors, plates, and accessories can be ordered separately.

Q9: Does the purchase include on-site installation and commissioning service?

A: Standard delivery includes microplate mini centrifuge, rotor, power cord, and instruction manual. On-site installation is not required for standard benchtop models (unbox, place on bench, level, plug in, use). On-site training is not included for standard orders but can be arranged at additional cost (for GMP/clinical labs on IQ/OQ, safety, rotor maintenance). Remote guidance provided. For refrigerated or high-throughput models: basic setup guidance provided. Always verify lid interlock and balance before first use.

Q10: What types of samples are compatible with this equipment?

A: The microplate mini centrifuge handles microplates (96-well and 384-well PCR plates, cell culture plates, assay plates - standard ANSI/SBS footprint; both skirted and semi-skirted; ensure lids/seals are compatible (some adhesive seals can fail at high speed - use appropriate seal)), PCR tubes and strips (0.2 mL individual tubes, 8-strip tubes, 12-strip tubes), and microtubes (0.5 mL, 1.5 mL, 2 mL - with appropriate tube rotor; combo models). Samples include PCR/qPCR master mixes, enzyme reactions, DNA/RNA samples, proteins, antibodies, cell suspensions, blood/serum aliquots, reagents, and general aqueous lab solutions. NOT compatible with: Large volumes (>2 mL per tube - use larger centrifuge), high-speed pelleting (>15000 x g - use microfuge; mini centrifuge is for quick spin-down, not high-force), hazardous samples without proper containment (if biohazard/radioactive, use sealed rotors or aerosol-tight tubes; decontaminate), samples exceeding rotor weight/speed rating, non-standard plates (odd-sized plates may not fit rotor - verify ANSI/SBS standard), and samples that require precise temperature control without refrigerated model (enzymes degrade at room temp - use refrigerated centrifuge or keep on ice and spin quickly). Also not for blood banking or large-volume clinical centrifugation (use appropriate clinical centrifuge). IMPORTANT: Microplate mini centrifuge fundamentals: (1) What it does: A small, low-speed benchtop centrifuge optimized for microplates (96/384-well) and small tubes. Primary use: quick spin-down (1-2 min at 500-1000 x g) to collect liquid droplets from plate walls/lids into well bottoms. Essential before PCR/qPCR (droplets on lid cause cross-contamination when opening and volume variation), ELISA (bubbles/droplets interfere with readings), and NGS library prep. (2) Why spin microplates? When pipetting into microplates, small droplets can adhere to well walls or plate lid (especially with volatile reagents, electrostatic, or viscous solutions). If not spun down: - Uneven reaction volumes (some liquid on wall, not in reaction mix) -> qPCR Cq variation, failed reactions. - Cross-contamination (when opening plate, droplets on lid can fall into wrong wells or aerosolize -> PCR contamination is a major problem). - Bubbles -> interfere with absorbance/fluorescence readings. - Incomplete mixing (reagents on wall not in reaction). A quick spin collects everything at the well bottom, ensuring uniform reactions and accurate results. (3) Speed/time for plates: - Typical: 500-1000 x g (or 1000-3000 RPM depending on rotor radius) for 30 sec to 2 minutes. - Do NOT over-spin: >1500 x g can cause some plates to leak (well-to-well) or adhesive seals to fail. - For 384-well plates (smaller wells, lower volume): use lower speed (300-500 x g) to avoid cross-well leakage. - Always verify plate seal type is rated for centrifugation (some adhesive seals are not). (4) Balance: Even though microplates are light, balance is still important: - 2-plate rotor: load 2 plates opposite, or use a balance/dummy plate (water-filled or empty) for single plate. - 4-plate rotor: load evenly (opposite pairs). - Imbalance causes vibration, noise, can damage motor, and at high speed can be dangerous. - Tubes: balance opposite tubes within +/- 0.1 g (use balance tube with water). (5) Rotor types: - Fixed-angle: Tubes pellet at angle; higher g-force; not for plates (plates need swing-out or specific plate holders). - Swing-out (horizontal): Plates swing to horizontal during spin; gentle, good for plates; lower max speed. - Microplate-specific: Holds plates flat or at angle, designed for standard SBS footprint. - Combo: Holds both plates and tubes (interchangeable buckets/adapters). (6) Safety: - Lid interlock: Prevents operation with lid open and prevents lid opening while spinning. Never bypass. - Rotor fatigue: Rotors are subject to cyclic stress; can fail after years of use. Inspect regularly (cracks, corrosion at hub), follow manufacturer life limit (often 5-7 years or max cycles). A failed rotor at speed is catastrophic (flying metal). - Imbalance: Most have imbalance detection (shuts off); if excessive vibration, stop immediately. - Biological/PCR contamination: Centrifuge chamber can become contaminated with PCR amplicons; decontaminate with DNA Away or 10% bleach if spill. Use filter tips and good technique. (7) Mini centrifuge vs microfuge: - Mini centrifuge: Low speed (500-6000 x g), compact, for plates and quick tube spins, not for pelleting cells/nucleic acids. - Microfuge (bench-top high-speed): 10000-21000 x g, for pelleting (DNA, RNA, proteins, cells), tubes only (usually not plates). - For PCR lab: both are useful (mini for plates, microfuge for reagent prep/tubes). (8) Common errors: - Not spinning plates before PCR (biggest cause of qPCR variability and contamination). - Over-spinning plates (leakage, seal failure). - Imbalanced load (vibration, damage). - Using tube rotor for plates (does not fit or plates not held properly). - Not cleaning spills (PCR contamination, corrosion). - Ignoring rotor fatigue (safety hazard). - Opening lid before full stop (interlock prevents, but if manual brake failure - wait). - Forgetting balance plate for single plate. - Using non-standard plates (may not fit rotor properly).