PCR instruments
PCR instrument selection begins with the laboratory's intended method. Conventional thermal cyclers and real-time PCR systems share temperature-control functions but provide different detection capabilities. This range brings the two equipment types together so a buyer can identify the required platform before comparing blocks, optics and software. It also helps separate an instrument purchase from the recurring reagent and consumable order that will support it.
Useful details for your quote
- Conventional or real-time PCR and intended applications
- Existing assays and required instrument designation
- Daily workload, batch sizes and tube or plate format
- Required optics, software, export and access-control features
- Bench dimensions, power and installation-document requirements
Choose the equipment family first
If the method requires fluorescence measurement during amplification, specify a real-time system with suitable optics. If the work calls for conventional amplification, identify the downstream workflow separately. Avoid an enquiry that uses PCR machine as the only technical description; it can lead to offers for materially different equipment.
Use current assays to define compatibility
Make a list of the assays or research workflows you intend to retain. Ask the equipment offer to identify supported dyes, plastics and relevant software functions. For a replacement, include the present model and block type. This makes a proposed change visible instead of hiding it behind a similar well count.
Measure workload in runs and usable wells
A plate contains controls and sometimes repeat positions as well as test samples. Describe the smallest regular run, peak batch and expected daily pattern. Check whether changing format requires a different block or extra hardware. Capacity should be suitable for routine work rather than selected from the largest headline number.
Compare a usable system, not a bare instrument
Set out whether the quote should include computer hardware, licences, adapters, calibration materials and starting consumables. Ask the supplier to state installation, familiarisation and warranty terms separately. If your laboratory requires acceptance checks or qualification records, describe them early enough to assess the complete offer.
Keep ownership requirements visible
Record data-backup arrangements, software renewal conditions and the replacement consumables accepted by the instrument. Ask how maintenance and calibration will be handled during the equipment's life. These questions help the purchasing team assess continuity without assuming any service is automatically included.
Common questions
Should a new laboratory start with qPCR rather than conventional PCR?
The required methods should determine that choice. Build an application list and review it with the responsible laboratory team, then request the equipment family and configuration that supports those applications.
Can an instrument quotation include reagents?
Yes. Keep the reagent and instrument lines identifiable, with product references and quantities. That allows the laboratory to assess compatibility and compare recurring supplies separately from capital equipment.
What is the most useful document for a replacement request?
Send the current instrument label, block format and assay list. Where available, include the consumable references and software functions that must be retained.
Does a manufacturer example establish local availability?
No. Product documents help define the required specification. The exact model, designation and supply terms still need to be confirmed in the quotation.