Select model: Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ 96-Well Fast Block Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ 96-Well Block Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ 384-Well Block
Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block
Block Configuration
96-Well Fast (15 to 30 µL reactions)
Well-to-Well Variability
± 0.25°C
Detection Channels
Decoupled: 6 emission, 6 excitation
- Processes up to 110,000 data points in an 8-hour day with the addition of a ProFlex PCR System
- Five interchangeable block formats provide flexibility for a wide range of laboratory workflows
- Rapid block changes in under one minute without tools or service assistance
- Enhanced OptiFlex optical system delivers sensitive and reliable fluorescence detection
- Supports 21 CFR Part 11 compliance with optional security, auditing, and electronic signature software
- High sensitivity detection down to a single copy with a dynamic range of nine logarithmic units
- Fast PCR processing with expected run times as short as 30 minutes
- Remote monitoring capabilities allow users to oversee up to 15 networked instruments simultaneously
- Integrated sample tracking enhances data integrity and laboratory quality control
- Ideal for applications including drug discovery, pharmacogenomics, microRNA profiling, and agricultural molecular testing

The Applied Biosystems QuantStudio 12K Flex Real-Time PCR System with 96-Well Fast Block is a high-performance real-time PCR platform designed to deliver exceptional flexibility, sensitivity, and efficiency for a wide range of molecular biology applications. Ideal for gene expression analysis, genotyping, microRNA profiling, and pharmacogenomics research, this system provides reliable results while streamlining laboratory workflows.
Equipped with a 96-Well Fast Block, the QuantStudio 12K Flex supports reaction volumes of 15 to 30 µL and offers run times as short as 30 minutes. Its enhanced OptiFlex optical system features a white LED excitation source and six excitation and six emission channels, enabling sensitive fluorescence detection and precise data collection. With demonstrated sensitivity down to a single copy and a dynamic range of up to nine logarithmic units, the system delivers accurate and reproducible results across a broad range of sample concentrations.
Designed for versatility, the QuantStudio 12K Flex features an interchangeable block design that allows users to switch between compatible thermal cycling formats in less than one minute without tools. Additional capabilities include remote monitoring of up to 15 networked instruments, integrated sample tracking, and optional software features supporting 21 CFR Part 11 compliance.
All of our equipment is fully tested to perform at factory specifications before being shipped.
The Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block includes:
- Selected Block w/ Heated Cover
- New Lamp
- Background Calibration Report
- ROI Calibration Report
- Uniformity Calibration Report
- Windows 11 Professional 64-Bit Data Station with Flatscreen Monitor
- QuantStudio 12K Flex Software Installed
- Power Cord
- Operator's Manual
- Full 180 Day Parts and Labor Warranty
Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block Specifications
| Block Configuration | 96-Well Fast (15 to 30 µL reactions) |
| Block Change Design | Block change from front in less than 1 minute; no tools required |
| Maximum Block Ramp Rate | 3.0°C/second |
| Well-to-Well Variability | ± 0.25°C |
| Run Time | 30 minutes expected (96-Well Fast block) |
| Excitation Source | Enhanced OptiFlex system, white LED |
| Detection Channels | Decoupled: 6 emission, 6 excitation |
| Demonstrated Sensitivity | To 1 copy |
| Dynamic Range | To 9 logarithmic units |
| Resolution | As low as 1.5-fold change for singleplex reaction |
| Remote Monitoring | Available to monitor up to 15 networked instruments simultaneously |
| Dimensions (H x W x D) | 29.1 x 19.7 x 26 in. (73.8 x 50.1 x 66.1 cm) |
| Weight | 154.3 lb. (70 kg) |
| Electrical Requirements | 100-240V, 50/60Hz, 12.5A |
Computer Specifications |
|
| Processor | Intel Core I5-8500 CPU |
| RAM | 32.0 GB |
| Hard Drive | 500GB Internal SSD |
| Operating System | Windows 11 Professional, 64-bit |
Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block
Block Configuration
96-Well (10 to 100 uL reactions)
Well-to-Well Variability
±0.25°C
Detection Channels
Decoupled: 6 emission, 6 excitation
- Five interchangeable block formats provide flexibility for a wide range of laboratory workflows
- Rapid block changes in under one minute without tools or service assistance
- Enhanced OptiFlex optical system delivers sensitive and reliable fluorescence detection
- Supports 21 CFR Part 11 compliance with optional security, auditing, and electronic signature software
- High sensitivity detection down to a single copy with a dynamic range of nine logarithmic units
- Convenient instrument control through an integrated touchscreen, attached computer, or networked computer
- Remote monitoring capabilities allow users to oversee up to 15 networked instruments simultaneously
- Integrated sample tracking enhances data integrity and laboratory quality control
- High-resolution analysis detects changes as small as 1.5-fold in singleplex reactions
- Ideal for applications including drug discovery, pharmacogenomics, microRNA profiling, and agricultural molecular testing

The Applied Biosystems QuantStudio 12K Flex Real-Time PCR System with 96-Well Block is a high-performance real-time PCR platform designed to deliver exceptional flexibility, sensitivity, and efficiency for a wide range of molecular biology applications. Ideal for gene expression analysis, genotyping, microRNA profiling, and pharmacogenomics research, this system provides reliable results while streamlining laboratory workflows.
Equipped with a standard 96-Well Block, the QuantStudio 12K Flex supports reaction volumes of 10 to 100 uL, making it well suited for routine quantitative PCR applications. Its enhanced OptiFlex optical system features a white LED excitation source and six excitation and six emission channels, enabling sensitive fluorescence detection and precise data collection. With demonstrated sensitivity down to a single copy and a dynamic range of up to nine logarithmic units, the system delivers accurate and reproducible results across a broad range of sample concentrations.
Designed for versatility, the QuantStudio 12K Flex features an interchangeable block design that allows users to switch between compatible thermal cycling formats in less than one minute without tools. Additional capabilities include remote monitoring of up to 15 networked instruments, integrated sample tracking, and optional software features supporting 21 CFR Part 11 compliance.
All of our equipment is fully tested to perform at factory specifications before being shipped.
The Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block includes:
- Selected Block w/ Heated Cover
- New Lamp
- Background Calibration Report
- ROI Calibration Report
- Uniformity Calibration Report
- Windows 11 Professional 64-Bit Data Station with Flatscreen Monitor
- QuantStudio 12K Flex Software Installed
- Power Cord
- Operator's Manual
- Full 180 Day Parts and Labor Warranty
Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block Specifications
| Block Configuration | 96-Well (10 to 100 uL reactions) |
| Block Change Design | Block change from front in less than 1 minute; no tools required |
| Maximum Block Ramp Rate | Not specified for standard 96-Well Block |
| Well-to-Well Variability | ±0.25°C |
| Run Time | Not specified for standard 96-Well Block |
| Excitation Source | Enhanced OptiFlex system, white LED |
| Detection Channels | Decoupled: 6 emission, 6 excitation |
| Demonstrated Sensitivity | To 1 copy |
| Dynamic Range | To 9 logarithmic units |
| Resolution | As low as 1.5-fold change for singleplex reaction |
| Remote Monitoring | Available to monitor up to 15 networked instruments simultaneously |
| Dimensions (H x W x D) | 29.1 x 19.7 x 26 in. (73.8 x 50.1 x 66.1 cm) |
| Weight | 154.3 lb. (70 kg) |
| Electrical Requirements | 100-240V, 50/60Hz, 12.5A |
Computer Specifications |
|
| Processor | Intel Core I5-8500 CPU |
| RAM | 32.0 GB |
| Hard Drive | 500GB Internal SSD |
| Operating System | Windows 11 Professional, 64-bit |
Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block
Block Configuration
384-Well (5 to 20 uL reactions)
Well-to-Well Variability
± 0.25°C
Detection Channels
Decoupled: 6 emission, 6 excitation
- High-throughput PCR processing with expected run times as short as 35 minutes using Fast master mix
- Five interchangeable block formats provide flexibility for a wide range of laboratory workflows
- Rapid block changes in under one minute without tools or service assistance
- Enhanced OptiFlex optical system delivers sensitive and reliable fluorescence detection
- Supports 21 CFR Part 11 compliance with optional security, auditing, and electronic signature software
- High sensitivity detection down to a single copy with a dynamic range of nine logarithmic units
- Convenient instrument control through an integrated touchscreen, attached computer, or networked computer
- Remote monitoring capabilities allow users to oversee up to 15 networked instruments simultaneously
- Integrated sample tracking enhances data integrity and laboratory quality control
- Ideal for applications including drug discovery, pharmacogenomics, microRNA profiling, and agricultural molecular testing

The Applied Biosystems QuantStudio 12K Flex Real-Time PCR System with 384-Well Block is a high-performance real-time PCR platform designed to deliver exceptional flexibility, sensitivity, and efficiency for a wide range of molecular biology applications. Ideal for gene expression analysis, genotyping, microRNA profiling, and pharmacogenomics research, this system provides reliable results while streamlining laboratory workflows.
Equipped with a 384-Well Block, the QuantStudio 12K Flex supports reaction volumes of 5 to 20 uL and offers run times as short as 35 minutes when using Fast master mix. Its enhanced OptiFlex optical system features a white LED excitation source and six excitation and six emission channels, enabling sensitive fluorescence detection and precise data collection. With demonstrated sensitivity down to a single copy and a dynamic range of up to nine logarithmic units, the system delivers accurate and reproducible results across a broad range of sample concentrations.
Designed for versatility, the QuantStudio 12K Flex features an interchangeable block design that allows users to switch between compatible thermal cycling formats in less than one minute without tools. Additional capabilities include remote monitoring of up to 15 networked instruments, integrated sample tracking, and optional software features supporting 21 CFR Part 11 compliance.
All of our equipment is fully tested to perform at factory specifications before being shipped.
The Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block includes:
- Selected Block w/ Heated Cover
- New Lamp
- Background Calibration Report
- ROI Calibration Report
- Uniformity Calibration Report
- Windows 11 Professional 64-Bit Data Station with Flatscreen Monitor
- QuantStudio 12K Flex Software Installed
- Power Cord
- Operator's Manual
- Full 180 Day Parts and Labor Warranty
Applied Biosystems QuantStudio 12K Flex Real-Time PCR System w/ Selectable Block Specifications
| Block Configuration | 384-Well (5 to 20 uL reactions) |
| Block Change Design | Block change from front in less than 1 minute; no tools required |
| Maximum Block Ramp Rate | 3.0°C/second |
| Well-to-Well Variability | ±0.25°C |
| Run Time | 35 minutes (using Fast master mix) |
| Excitation Source | Enhanced OptiFlex system, white LED |
| Detection Channels | Decoupled: 6 emission, 6 excitation |
| Demonstrated Sensitivity | To 1 copy |
| Dynamic Range | To 9 logarithmic units |
| Resolution | As low as 1.5-fold change for singleplex reaction |
| Remote Monitoring | Available to monitor up to 15 networked instruments simultaneously |
| Dimensions (H x W x D) | 29.1 x 19.7 x 26 in. (73.8 x 50.1 x 66.1 cm) |
| Weight | 154.3 lb. (70 kg) |
| Electrical Requirements | 100-240V, 50/60Hz, 12.5A |
Computer Specifications |
|
| Processor | Intel Core I5-8500 CPU |
| RAM | 32.0 GB |
| Hard Drive | 500GB Internal SSD |
| Operating System | Windows 11 Professional, 64-bit |




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