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Biotek Epoch Monochromator-Based Absorbance Microplate Spectrophotometer

UsedBioTekMicroplate readersUnited States

Price on request

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Detection modes
Absorbance
Read methods
Endpoint, kinetic, spectral scanning, well area scanning
Microplate types
6- to 384-well plates
Other labware supported
Take 3 Micro-Volume Plates
Automation
BioStack and 3rd party automation compatible (‘R’ configuration)
All 24 specifications
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Specifications 24

Brands
BioTek
New/Used
Used
Detection modes
Absorbance
Read methods
Endpoint, kinetic, spectral scanning, well area scanning
Microplate types
6- to 384-well plates
Other labware supported
Take 3 Micro-Volume Plates
Automation
BioStack and 3rd party automation compatible (‘R’ configuration)
Light source
Xenon flash
Detector
photodiode
Wavelength selection
monochromator
Wavelength range
200 to 999 nm, in 1 nm increments
Monochromator bandwidth
5 nm
Dynamic range
0 – 4.0 OD
Resolution
0.0001 OD
Pathlength correction
yes
Monochromator wavelength accuracy
+ 2 nm
Monochromator wavelength repeatability
+ 0.2 nm
OD accuracy
0 to 2 OD: +1% +0.010 OD 2 to 2.5 OD: +3% +0.010 OD
OD linearity
0 to 2 OD: +% +0.010 OD 2 to 2.5 OD: +3% +0.010 OD
OD repeatability
0 to 2 OD: +1% +0.005 OD 2 to 2.5 OD: +3% +0.005 OD
Reading speed (kinetic)
96 wells: 15 seconds 384 wells: 31 seconds
Dimensions
12 x 13 x 8 “
Weight
15 lbs (6.8 kg)
Power
100 – 240 Volts AC. 50/60 Hz.

Product description

Compact monochromator-based absorbance microplate reader with 200-999 nm range, microvolume detection, and Gen5 software.

The Biotek Epoch is a versatile monochromator-based absorbance microplate spectrophotometer designed for precise quantification in molecular diagnostics and bioprocessing applications. It supports absorbance detection with a wavelength range from 200 to 999 nm in 1 nm increments, suitable for nucleic acid and protein analysis in microvolume and standard microplate formats.

Key specifications include:

  • Detection modes: Endpoint, kinetic, spectral scanning, and well area scanning
  • Compatible microplates: 6- to 384-well formats, including Take3 Microvolume plates for as little as 2 µL samples
  • Light source: Xenon flash with photodiode detector and monochromator optics with 5 nm bandwidth
  • Optical performance: Dynamic range 0–4.0 OD; resolution 0.0001 OD; pathlength correction enabled for accurate quantitation
  • Wavelength accuracy and repeatability within ±2 nm and ±0.2 nm respectively ensure reproducible results critical for quantitative absorbance assays
  • Reading speed optimized for high-throughput workflows: 96 wells in 15 seconds, 384 wells in 31 seconds
  • Automation-ready: Compatible with Biotek BioStack and third party robotic handlers, facilitating walk-away assay automation in biomanufacturing and synthetic biology labs
  • Controlled via Gen5 software featuring pre-programmed protocols and advanced data analysis capabilities essential for molecular biology, ELISA, and biotechnology research

The Epoch system is specifically engineered for absorbance-based applications including ELISA, endpoint assays, kinetics, and spectral scanning, making it indispensable in biomedical engineering, molecular cloning workflows, and molecular diagnostics. Its microvolume capability is widely adopted in synthetic biology research and biopharmaceutical production pipelines requiring minimal sample volumes.

Compact (12" x 13" x 8"), lightweight (6.8 kg), and easy to maintain, the Biotek Epoch ensures reliable and accurate absorbance measurements with robust pathlength correction and high linearity across the optical density range. The system includes communication cables, power supply, and a validated Gen5 software license, backed by a 30-day warranty.

This absorbance microplate reader is a cost-effective solution optimized for biotechnology researchers seeking precise optical density measurements in various quantitative colorimetric assays and nucleic acid/protein quantitation workflows.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Often, yes. Verified suppliers frequently work with service partners converting the instrument. If applicable, we can list servicing options alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Last updated 11 November 2026