MaxSignal® 4300 Photometer

Catalog# Product Name Quantity US List Price
6003-03 MaxSignal® 4300 Photometer
1 each

This available for purchase by email, fax or phone only. Please email your order to, fax it to 1-512-707-2051 or call 512-707-8993.


  • Tests for histamine contamination at 450 nm
  • Compact & economical
  • Uses external Windows PC
  • Data exportable to Excel, email-friendly
  • Point-to-point curve fit, linear and log regressions





The MaxSignal® 4300 Photometer is an absorbance reader for examining histamine contamination by measuring absorbance at 450 nm. The MaxSignal 4300 Photometer is a compact, PC-controlled, photometer system designed to read and calculate the results of assays. This photometer is optimized for use with the MaxSignal® Histamine Enzymatic Assay Kit.

The MaxSignal 4300 Photometer offers a user-programmable open system with selectable plate formatting, alphanumeric test naming, automatic interpretation options, duplicate well options, curve plotting and editing, flags and error messages from which the user can customize protocols.

This reliable, proven solution offers sensitivity and ease of use making it ideal for multi-user environments.

Software is included on a CD.

Kit Specs

Optical Measurement Range: -0.20 to 4.0 absorbance units
Photometric Accuracy: +/- (1% +/-0.010) 0.0 through 1.5 ABS
+/- (2% +/-0.010) 1.5 through 3.0 ABS
Stability: Drift of no more than 0.005A in 8 hours
Warm up: 45 seconds
Light Source: Halogen, lamp saver feature
Wavelengths: Standard four filter: 405, 450, 492, and 630nm 6-filter: 405, 450, 492, 545, 600, and 630nm Filter options from 405nm to 750nm
Filter Type: IAD hardcoat, 10nm half bandpass
Vessel: Standard 96 well microtiter plates or strip trays 


Power Requirements: 100 - 240VAC, 50-60Hz 90W maximum. All power cords must be approved for the country of use
PC Connection: USB Port
Microprocessor: eZ80
Speed: Reads absorbance of 96 wells in approximately 12 seconds
Plate Transport: Stepper motor
Certifications: NRTL listed, CE mark 


PC interface with MaxSignal® Manager software – included (PC not included)
Features: PC interface software (included) with complete user prompting, error messages, full plate reporting, automatic interpretation options, duplicate options, controls locator, curve plotting and editing

Format: CD-ROM and internet upgrades

Operating Systems: Microsoft Windows 7, Vista, or XP

Minimum System: Microsoft Windows XP, 256 MB RAM, USB port

Secondary menu options: Create/edit protocols, import/export data, LIS

Calculation modes: Single point calibration, point-to-point curve fit, polynomial regression, linear and sigmoidal regression (log and linear), cutoff absorbance, multi-point % absorbance


Additional Features: User-programmable open system, selectable plate formatting, reporting

QC options: Store control data, print Levey-Jennings or QC range plots, calculate SDs

USB port: USB cable provided