Excelitas X-Cite TETREM XT640S 365 nm | 010-00584R – 4-Channel High-Performance LED Fluorescence Illuminator

The Excelitas X-Cite TETREM XT640S (365 nm) is a new, high-performance, multi-channel LED illumination system designed for advanced fluorescence microscopy. With four independently controlled LED channels peaking at 365, 475, 555, and 635 nm, this model covers the full spectrum required for fluorophores like DAPI, FITC, TRITC, and Cy5. Its fast-switching capabilities, remote control options, and compact form factor make it an ideal choice for labs looking to replace legacy mercury or metal halide systems with modern, efficient LED technology.

Condition

New with Manufacturer Warranty

Included Items

X-Cite TETREM XT640S (365 nm) Main Unit
External Power Supply (100–240V AC input)
USB and RS232 Interface Cables

Note: Liquid Light Guide and smartDIAL™ controller are not included.

Key Features

Wavelength Coverage: Excites DAPI, FITC, TRITC, mCherry, Cy5 and more
Spectral Peaks: 365 nm (UV), 475 nm (Blue), 555 nm (Green/Orange), 635 nm (Red)
Independent Channel Control: Tune intensity per fluorophore; reduce bleed-through
Switching Speed: Microsecond-level color switching for fast image acquisition
Control Interfaces: USB, TTL, analog input, RS-232 (SDK available)
Compact and Silent: Fan-less passive cooling; quiet and stable operation
Mercury-Free and Low Maintenance: Long-life LEDs, no bulbs or alignment needed

Applications

Fluorescence microscopy (DAPI to Cy5)
Live-cell and fixed sample imaging
Core imaging and shared-use environments
Microscope LED upgrades and replacements
Multichannel, time-lapse, or high-throughput imaging workflows

Specifications

Feature	Specification
Model	XT640S (365 nm UV)
Catalog Number	010-00584R
Wavelength Range	360–660 nm
LED Peak Wavelengths (nm)	365, 475, 555, 635
Output Port	3mm Liquid Light Guide port (LLG not included)
LED ON/OFF Response Time	100 µs (TTL), 1 ms (USB)
Control Interfaces	USB, TTL, Analog, RS-232, SDK available
Dimensions (W x H x D)	95 x 230 x 212 mm (3.7" x 9.1" x 8.4")
Weight	3.0 kg (6.6 lbs)
Certifications	CE, UKCA, KC, RoHS
Warranty	3 Years or 25,000 hours on LEDs

Supports filters for DAPI, FITC, TRITC, and Cy5: 377/50, 470/40, 545/25, 560/40, 620/60, 710/70.

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