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July 2025
TBX-24F Request for Availability
TBX-24F, 24-line, Feedthrough Terminal Block
Rated 4.7/5 | 6 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
National Instruments TBX-24F Feedthrough Terminal Block
The NI TBX-24F (Part Number: 777276-01) is a versatile Feedthrough Terminal Block with 24 signal lines. This model can be used in a variety of settings and with almost any SCXI module. It connects directly to the SCXI-1161, which comes with an integrated terminal block. The NI TBX-24F connects to any other module by means of an SCXI terminal block. Moreover, the user can link it through direct connections, such as thermocouples or BNC connectors as well.
This Terminal Block comes with a unique feature that is the availability of eight removable terminal plugs. Thus, the user can have the field wires disconnected from the system instantly without consuming time in disconnecting them from the screw terminals. This makes it possible to swap field wires from one measuring device or terminal block to another. For additional safety, the terminal plugs have a keyed design, so the user can have them inserted in one direction only.
The NI TBX-24F offers 300 V working voltage (maximum), 12 A current (maximum - under 30 V), 10 A current (maximum-above 30 V) and can handle 30 to 12 AWG wire gauge. This model belongs to insulation material group I and the insulation material used in its construction is PA. The flammability ratings for the base and plugs of the TBX-24F are V-2 and V-0 respectively. This Terminal Block can be considered for a variety of applications, since its rated operating temperature range is 0 to 100 °C. To connect the TBX-24F to a front-mounting SCXI terminal block, the user can utilize discrete wires.
| Model | TBX-24F |
|---|---|
| Manufacturer | National Instruments |
| Part Number | 777276-01 |
| Type | Feedthrough Terminal Block |
| Compatible SCXI Modules | All modules |
| Cabling | User-supplied wiring |
| Wire Size | 2.5 A/mm(squared) or 24 to 12 AWG |
| Connections | For 24 signal lines |
| Dimensions | 4.9 by 1.7 by 2.0 in. |
| Warranty | 2-3 Year Warranty |
| TBX-24F Manual | User Manual and Maintenance Manual Available for Download |
| Price | Contact a sales representative for a quote. |
Associated part numbers for TBX-24F:
National Instruments TBX-24F Frequently Asked Questions
Question: What is the width required for the TBX-24F when it is used with the TBX-RM1 Rack-Mount?
Answer: The width required for the TBX-24F is one-third when it is used with the TBX-RM1 Rack-Mount.
Question: What is the maximum working voltage for the NI TBX-24F in the USA (UL approved limits)?
Answer: The maximum working voltage for the NI TBX-24F in the USA (UL approved limits) is 300 V.
Question: How can the TBX-24F be mounted?
Answer: The TBX-24F can be DIN-rail mounted.
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