Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
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Thorlabs
LNX7840F
Thorlabs LNX7840F — 40 GHz Intensity Modulator, X-Cut, FC/PC Connectors, 775 nm - 830 nm
The Thorlabs LNX7840F is a 40 GHz Intensity Modulator utilizing an X-Cut configuration with FC/PC Connectors and operating within a 775 nm to 830 nm wavelength range. Released on November 28, 2023, this component reached its discontinuation date on October 13, 2025. Submit the exact part number, quantity, and application requirements to request a quote.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
Request a QuoteWhy no listed price?
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Thorlabs references — within one business day.
- Manufacturer
- Thorlabs
- Part number
- LNX7840F
- Product series
- 40 GHz Intensity Modulator, X-Cut, FC/PC Connectors, 775 nm - 830 nm
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to LNX7840F.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Product Name
- 40 GHz Intensity Modulator, X-Cut, FC/PC Connectors, 775 nm - 830 nm
- Lifecycle Status
- Discontinued
- LNX7840F was discontinued on October 13, 2025.
- View its last web presentation.
- Last Web Presentation
- Open
- Release Date
- November 28, 2023
- Discontinued Date
- October 13, 2025
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Thorlabs LNX7840F. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.