Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
TB-12399
TB-12399, 8-Pin Male Positronic Scorpion, Terminal Block
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
✔ Free Domestic Ground Shipping
✔ 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
National Instruments TB-12399 Terminal Block
The TB-12399 (Part Number: 786446-01) is a Terminal Block. The NI TB-12399 is manufactured by National Instruments. The TB-12399 Terminal Block is one of the compatible accessories designed for use with the Switch, Load, and Signal Connection (SLSC) modules by National Instruments. The TB-12399 Terminal Block is equipped with an HD44 connector.
The National Instruments TB-12399 Terminal Block is designed to be utilized with the SLSC-12252. The TB-12399 Terminal Block can be used with the SLSC-12252 module when all signals are less than 33 VDC. The NI TB-12399 Terminal Block is built with an 8-pin male Positronic Scorpion connector. Another type of connector on this Terminal Block is an 8-pin Positronic Weidmuller LUFS connector. Lastly, the NI TB-12399 Terminal Block contains a 44-pin Female high-density D-SUB connector.
The National Instruments TB-12399 Terminal Block provides an opportunity for sense connections to the SLSC-12201 module via the HD44 connector J4. However, these connections can only be low current. The TB-12399 Terminal Block has a removable DIN rail clip, so it can be DIN rail mounted. The NI TB-12399 is also capable of being rear panel mounted with the use of M4 x 0.7 threaded holes. The National Instruments TB-12399 Terminal Block is produced with 8 input channels on J2.
TB-12399 Obsolete Status has been announced by National Instruments, but the Terminal Block will still be available for purchase and repairs by Apex Waves.
| Model | TB-12399 |
|---|---|
| Manufacturer | National Instruments |
| Part Number | 786446-01 |
| Type | Terminal Block |
| Compatible Module | SLSC-12252 |
| Configuration | DIN Rail Mountable or Rear Panel Mountable |
| D-Sub Connector | 44-Pin Female High-Density |
| Scorpion Connector | 8-Pin Male Positronic |
| TB-12399 Manual | User Manual and Maintenance Manual Available for Download |
| Price | Contact a sales representative for a quote. |
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Eligible returns may be accepted within 30 days at Apex Waves’ discretion. A 25% restocking fee applies; non-refundable and built-to-order products are excluded.
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