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
ES120
Thorlabs ES120 — 20 mm Pyroelectric Energy Sensor, 185-25,000 nm, 150 mJ/cm 2
The Thorlabs ES120 is a 20 mm pyroelectric energy sensor featuring an operating wavelength range of 185 to 25,000 nm and a damage threshold of 150 mJ/cm², originally released on January 8, 2008. Although this component was discontinued on September 13, 2013, and officially replaced by the ES120C model, legacy documentation remains accessible from its last web presentation. Submit the exact part number, quantity, and application requirements to request a quote for this item.
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
- ES120
- Product series
- 20 mm Pyroelectric Energy Sensor, 185-25,000 nm, 150 mJ/cm 2
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to ES120.
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
- 20 mm Pyroelectric Energy Sensor, 185-25,000 nm, 150 mJ/cm 2
- Lifecycle Status
- Discontinued
- This item has been replaced by ES120C .
- View its last web presentation.
- Last Web Presentation
- Open
- Release Date
- January 8, 2008
- Discontinued Date
- September 13, 2013
- Official Replacement Model
- ES120C
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 ES120. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.