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Excelitas X-Cite XYLIS II LED Fluorescence Microscope Light Source

SKU 010-00559R
Original price $6,995.00 - Original price $8,680.00
Original price
$6,995.00 - $8,680.00
Current price $6,995.00
SpeedDial: Without SpeedDial
Liquid Light Guide Length: None
In stock
In stock
In stock
In stock
In stock
In stock
In stock
In stock
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Delivery Time

In-stock items will ship same day if order is placed by 12 pm EST. Tracking will be provided once the item leaves our warehouse

Excelitas X-Cite XYLIS II LED Fluorescence Microscope Light Source

Experience Unmatched Precision and Quiet Operation with X-Cite XYLIS II LED Illumination System: The Optimal Solution for Advanced Fluorescence Imaging. Discover the revolutionary X-Cite XYLIS™ II Broad Spectrum LED Illumination System, expertly designed as a superior alternative to traditional arc lamps for routine and advanced fluorescence microscopy applications. Boasting an impressively quiet operation, the X-Cite XYLIS II integrates into multi-station FISH labs and any imaging facility, prioritizing a serene research environment.

Key Features:

  • Ultra-Quiet Performance: Enjoy a distraction-free workspace with sound levels 10dB quieter than its predecessor, ensuring minimal disruption in sensitive lab environments.
  • Enhanced Optical Output & Broad Spectrum: Witness unparalleled brightness and a wide DAPI to Cy7 spectral range, surpassing traditional arc lamps' efficiency and versatility. Ideal for both compound and stereo microscopes.
  • Innovative LaserLED Hybrid Drive® Technology: Our patented, award-winning technology overcomes the LED green gap, offering the advantages of LED illumination without sacrificing quality, flexibility, or cost-effectiveness.
  • Versatile Compatibility & Installation: Easily adaptable, X-Cite XYLIS II can be integrated into new imaging systems or used to upgrade existing microscopes, ensuring longevity and adaptability in your lab's infrastructure.
  • Customizable UV Wavelengths & Control Options: Tailor your research with two model options featuring 365 nm or 385 nm UV wavelengths. Benefit from the ability to turn OFF the UV spectrum for sample viability and enjoy comprehensive control through intuitive fingertip control (speedDIAL), hands-free operation (foot pedal), and automated application compatibility (USB and TTL inputs).

Ideal for research facilities demanding high precision and a tranquil work environment, the X-Cite XYLIS II is the epitome of innovation in fluorescence microscopy. Its advanced features enhance research capabilities and prioritize user comfort and lab harmony. Elevate your research with the quiet yet powerful X-Cite XYLIS II LED Illumination System.



Model: XT730S

Model: XT730L

Wavelength Range

360-770 nm

380-770 nm

LED Peaks (nm)

365, 430, 475, 545, 635, 735

385, 430, 475, 545, 635, 735

Input Power Supply

Universal input 100-240 VAC, 50/60 Hz


2.4 – 1.0A

LED ON/OFF Response Times

100 μs TTL / 1 ms USB

Control Options


ON/OFF - TTL compatible

RS-232 commands (SDK available), USB

Foot Pedal (optional)

I/O Connections

BNC input

USB (B-type)

3.5 mm stereo plug dimensions

s (W x H x D)

130mm x 250mm x 260mm (5.1” x 9.8” x 10.3”)


5.2 kg (11.6 lb)


CE, RoHS, UKCA, KC, PSE compliant


LEDs: 25,000 hours or three years

All other X-Cite XYLIS II components - 1 year, parts and labor (excluding LLG)


X-Cite XYLIS incorporates technology protected by patent US#9,239,133

Free Ground Shipping

Within the US

Phone Support


Authorized Reseller

Item quality guaranteed

Academic Discounts

Contact us to learn more


I really appreciate the level of personalized support Empire Optics offers. No matter what the issue is, we get help immediately.


We spoke with Nick and the Digital Microscope he suggested is working great. It is super easy to operate and checks all our boxes.


Working with Empire Optics to upgrade our Fluorescence microscope was a great experience. They were extremely attentive, and we are incredibly happy with the outcome.