Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
TB-4300C Request for Availability
TB-4300C, 30 V max, Terminal Block
Rated 5/5 | 20 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-4300C Terminal Block
Designed to operate over 20 mA AI+ to AI current measurement range, the National Instruments TB-4300C (Part Numbers: 194956-03L, ) is a Terminal Block. This Terminal Block is specifically manufactured for the 8-channel, PXIe-4300 Analog Input Module. The NI TB-4300C is a front mountable Terminal Block, which can easily be installed with the host module without any cabled connections. The female connector of Terminal Block is designed to be mated with the male connector provided on the PXIe-4300.
The hot-swapping ability of the TB-4300C enables the Terminal Block for deployment and removal of live data acquisition systems. This Terminal Block comes featured with integrated PFI connections and 8 analog input connections. Each analog input channel on the NI TB-4300C is provided with a separate COM terminal. The current sense resistor incorporated in this Terminal Block has a resistance value of 50 Ω. Users can configure this Terminal Block to operate over an input current range of 4 to 20 mA or ±20 mA.
| Model | TB-4300C |
|---|---|
| Manufacturer | NI |
| Part Number | 194956-03L, 784280-01 |
| Type | Terminal Block |
| Compatible Model | PXIe-4300 |
| Calibration Interval | N/A |
| Input Impedance, device on | 92 Ohm |
| Fault Voltage Protection | 30 V max |
| Maximum Current Measurement Range | 20 mA |
| Weight | 1 lb. |
| Warranty | 2-3 Year Warranty |
| TB-4300C Manual | User Manual and Maintenance Manual Available for Download |
| Pricing | Contact a Sales Representative for a quote. |
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