N3974A Keysight Handheld Dual Laser Source
Request a Quote
Get a formal quote for this item, including volume pricing and PO terms.
Item details
| Part Number | N3974A |
|---|---|
| In Stock | 1 |
| Available | Today |
| Location | Champaign, IL USAships worldwide |
| Stock # | 69266-1 |
| Ship Weight | 15 lbs /ea |
| Condition | New From Surplus Stock |
| Inspection | Before every shipment |
| Warranty | 1-Year Warranty with 30-Day Return Guarantee |
Description
Optical Interface: Adaption for ST, SC and FC Connectors
Accessories included: SC-SC, ST-SC, FC-SC optical adapters, manual, batteries, carrying strap, pouch and protective holster.
Our Technicians Measured These Wavelengths:
1310nm at -5.5 dBm
1550nm at -5.3 dBm
Click anywhere or press Esc to close
1 / 62 / 63 / 64 / 65 / 66 / 6That idle equipment in your warehouse could be cash.
Government & Enterprise Buyers: volume pricing, POs and government purchasing.
Government SalesWrite a Review
Share your experience with this item to help other buyers.
Make an Offer
Submit Your Offer, We’re Here to Assist! If we find your offer reasonable our dedicated customer service team will get back to you.
Request More Information
Have a question about this item? Send us a message and a specialist will follow up.
Thank You!
We have received your InstraView Request and will be contacting you shortly.
More Information
Keysight / Agilent / HP N3974A Handheld Dual Laser Source Overview
Features:
- Robust, Rugged Construction
- Easy to Learn and Use
- Highly Functional
The Keysight N3974A Handheld Dual Laser Source may still be available for purchase and support from Artisan Technology Group beyond End-Of-Life (EOL) by the manufacturer (OEM).
Handheld Dual Laser Source Price & Specs
Keysight / Agilent / HP N3974A Handheld Dual Laser Source Description
Agilent N3974A Handheld Dual Laser Source is engineered for precision optical signal generation in fiber optic test and measurement applications. This versatile instrument, previously offered by Hewlett Packard (HP) and later under the Keysight Technologies brand, provides essential light source capabilities for technicians and engineers. Designed for portability and field use, it supports various tasks in telecommunications, data networking, and laboratory environments. The N3974A unit offers broad compatibility with common fiber optic infrastructures through its direct adaption for ST, SC, and FC connectors. It serves as a reliable light source for verifying fiber continuity and measuring system loss in diverse optical setups. This robust handheld device facilitates efficient and accurate assessments of optical communication links.
This section includes content generated with the assistance of artificial intelligence (AI) tools. AI is used to increase efficiency and provide timely information. Please note that the content may not have been reviewed for accuracy or completeness. Use this information at your own discretion, and verify details independently as needed.
Keysight / Agilent / HP N3974A Handheld Dual Laser Source Manuals, Datasheets, Drivers, Links
Keysight / Agilent / HP N3974A Handheld Dual Laser Source Specs
| Specifications | |
|---|---|
| Source Type | Fabry-Perot Laser |
| Center Wavelength | 1310±20nm 1550±20nm |
| Spectral Bandwidth | 3 nm FWHM |
| Output Power | > -6 dBm |
| Short-term Stability (typical) | ±0.02 dB |
| Long-term Stability (typical) | ±0.15 dB |
| Operating Time (typical) | 140 hours |
| Temperature Coefficient (typical) | 0.4 nm/°K |
| Applicable Fiber Type | 9/125 µm |
| Optical Output | Removable Connector Adapters. Single Port, Open Beam |
| General | |
| Manufacturer | Keysight |
| Model | N3974A |
| Condition | New From Surplus Stock |
| Product Family | N3974A, N3974A, N 3974A, N3970A, N3974A, N3977A |
Need More Info
We know that questions arise, and that sometimes you need more details or a closer look to make the right decision. That’s why we make it easy for you to reach out directly—so you’re never left wondering.
With our team, you’re just a message away from clarity and confidence. Whether you have a specific question, need a particular image, or want more details, the request form puts you in control. Let us know what you need, and we’ll bring the answers straight to you—no guesswork required!
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Artisan Scientific Corporation dba Artisan Technology Group is not affiliated with or a distributor for Keysight. The depiction, description, or sale of products featuring names, trademarks, brands, and logos is for identification and/or reference purposes only and does not indicate any affiliation with or authorization by any rights holder.
- Quick Quotes:
- Receive price & availability FAST from our dedicated customer service team.
- Delivery:



Expedited, Freight, and International shipping available.- Returns:
- No hassle return policy.
- Repair:
- Our team of engineers are creative problem solvers who understand your challenges.
- Custom Calibration:
- You give us the specs and we do the rest.
What Customers Are Saying
- Young L.
Artisan isn’t just a supplier with inventory. Their engineers helped diagnose a problem over the phone that would have taken us weeks to figure out!
- Ersel T. Google
Artisan Technology Group have an excellent customer support team. I got answer to all of my questions and everything was flawless. Thank you once again.
- Haley D. Google
AMAZING PEOPLE. AMAZING WORK.
- Debbie A. Google
Great company with great people. Always a pleasure to do business with Artisan!
- Neo Google
Contacted Artisan for hard to find that has been out of circulation for nearly a decade. Their rapid response and availability exceeded all other suppliers. They supplied the part overnight to an out of state facility which allowed us to repair our equipment successfully. Well packed electronics. Well stated and professional documentation. I work with a hundred different suppliers any day of the week in my profession. Artisan remains at the very top of the bookmark tab. Thanks so much.
- Mike A.
I got the package. SBC worked out great. We are back in business. Much appreciated! Artisan has saved the day again....
- Shelby G.
The customer service representative was great. She couldn’t answer my question but connected me to an engineer who made sure I was ordering the right part. Shipping was fast too.
- Tia W.
Quick process from getting a quote to getting the items we ordered.
- 5,000+Manufacturers
- 20,000+Customers
- 220,000+Inventory in stock
- 148+Countries served
Our Mission
100% Satisfaction
We believe expertise is priceless. With over 25 years of experience, and top engineers on staff, we can help you solve or avoid problems that threaten your business.
Trust Guaranteed
Every item is inspected before it ships, much of our inventory is functionally tested in our onsite service center, and eligible purchases are backed by our Limited Warranty.
Expertise
Time is money, especially when your equipment is down. We work quickly to get your equipment on its way so you can get it back up and running.
Unused from old stock. Previously purchased but never put into service. Original packaging and accessories vary, and units may show signs of storage age.
Every item ships with Artisan's stated warranty. In-house repair capability backs it up.
ITAR / DDTC registered, counterfeit mitigation for military COTS, and DMSMS obsolescence support.



















