Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
TB-2650 Request for Availability
TB-2650, 1-wire, 8 x 64 matrix, Terminal Block
Rated 4.9/5 | 10 ratings
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
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✔ NIST Calibration Available
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
NI TB-2650 Terminal Block
The TB-2650 (Part Number: 781131-03) is a Terminal Block from National Instruments. This Terminal Block is built to be used with the NI-2531 Switch Module (both PXI and PXIe versions). With this accessory, you can achieve a single-wire, 8 x 64 matrix. The rear end connector of the TB-2650 can easily be mated with the front end connector of the NI-2531.
This simple yet effective accessory helps the user construct a high-density and cost-effective switching system. The NI TB-2650 Terminal Block provides easy access to the banks of the NI-2531 Switch Module. With this Terminal Block, you can construct a switching system involving a high number of signal connections. This accessory is suitable for the construction of systems where shielded accessories (cables, terminal blocks, connectors, etc.) are recommended. The TB-2650 supports only one topology or matrix configuration. However, there are other similar terminal blocks available in the market for the NI-2531 Switch Module.
| Model | TB-2650 |
|---|---|
| Manufacturer | NI |
| Part Number | 781131-03 |
| Type | Terminal Block |
| Compatible Models | PXI-2531 and PXIe-2531 |
| Configuration | 1-wire, 8 x 64 matrix |
| Bandwidth | >11 MHz, typical |
| I/O Connectors | Two, 68-PIn VHDCI |
| Maximum Current | 0.5 A (per channel) |
| Warranty | 2-3 Year Warranty |
| TB-2650 Manual | User Manual and Maintenance Manual Available for Download |
| Pricing | Contact a Sales Representative for a quote. |
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