WeSPR 200 Multifunctional Molecular Detection System

WeSPR 200

Precision Enhanced by Temperature

Features

Temperature Control Module: Enables precise incubation and analysis across a wide range of experimental conditions.

Parallel Analysis: Supports up to 8 optical channels and dual 96-well plates for high-throughput workflows.

Versatile Applications: Provides kinetic/affinity profiling, fragment screening, epitope mapping, immunogenicity testing, thermodynamic analysis, quantitative assays, and ELISA-equivalent functions.

Broad Sample Compatibility: Compatible with complex matrices as well as purified biomolecules, reducing preparation time.

Flow-Free Design: Eliminates fluidic maintenance, ensuring straightforward and reliable operation.

Enhanced Sensitivity: Low baseline noise and drift deliver higher data quality for challenging samples.

WeSPR 200 Features (STEMart Original)

Specifications

Scientist Operating WeSPR 200 (STEMart Original)

Parameter	Specification
Automation Level	Semi-automated
Optical Channels	8 independent fiber-optic detection channels
Applications	Kinetics & affinity characterization, screening, single-cycle kinetics, small molecule interaction analysis, fragment-based screening, epitope mapping & pairing, immunogenicity, quantitative analysis, thermodynamics, ELISA and microplate reader functions
Refractive Index Range	1.33–1.43
Sample Volume	2–200 μL, non-destructive
Incubation Function	Supported
Temperature Range	RT+4 to 50 °C
Shaking Speed	200–1200 rpm
Data Display	Real-time binding curves, curve fitting, calibration curves, concentration tables, kinetic data tables, epitope mapping plots, bar charts
Data Export Formats	Excel, TXT
Sample Types	Small molecules, peptides, proteins, antibodies, nucleic acids, polysaccharides, lipids, cells, viruses, and complex matrices (DMSO buffers, serum, plasma, supernatants, lysates)
Throughput	Up to 8 parallel analyses; maximum 96 samples per run
Buffer Selection	Dual buffer switching
Association Rate Constant (ka)	Proteins: 10¹–10⁷ M⁻¹s⁻¹; Small molecules: 10³–5×10⁷ M⁻¹s⁻¹
Dissociation Rate Constant (kd)	10⁻⁶–10⁻¹ s⁻¹
Affinity Range (KD)	pM–mM
Minimum Detectable Mass	200 Da
Analysis Time	<10 min for 8-sample affinity tests; up to 12h for real-time kinetic assays; maximum 96-sample screening with minimum 5 min run time, data sorted by binding signal
Baseline Noise (RMS)	<0.005 RU
Baseline Drift	<0.001 RU/hour
Quantitative Throughput	Up to 96 samples simultaneously
Concentration Range	0.005–1000 μg/mL

The WeSPR 200 extends the performance of the WeSPR platform by combining high-throughput capability with precision temperature control, ensuring consistent and sensitive biomolecular interaction data. Its flow-free design, compatibility with complex samples, and broad application coverage make it an ideal choice for researchers working on drug discovery, antibody development, vaccine research, and molecular mechanism studies.

Contact us today to learn how WeSPR 200 can elevate your molecular interaction analysis with higher sensitivity and reproducibility.

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