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
EF123
Thorlabs EF123 — High-Pass Electrical Filter, >22 kHz Passband, In-Line BNC Feedthrough
The Thorlabs EF123 is a high-pass electrical filter featuring a greater than 22 kHz passband and an in-line BNC feedthrough design. Released on November 21, 2016, this unit carries a verified package weight of 0.18 lbs. Consult the current manufacturer documentation for lifecycle status details. Please 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
- EF123
- Product series
- High-Pass Electrical Filter, >22 kHz Passband, In-Line BNC Feedthrough
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to EF123.
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
- High-Pass Electrical Filter, >22 kHz Passband, In-Line BNC Feedthrough
- Lifecycle Status
- Refer to current manufacturer documentation
- Release Date
- November 21, 2016
- Package Weight
- 0.18 lbs Each
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 EF123. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.