Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
RMX-4121
RMX-4121, 0 A to 28 A, Programmable Power Supply Device
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 RMX-4121 Programmable Power Supply Device
The RMX-4121 is a Programmable Power Supply Device. The NI RMX-4121 is assembled by National Instruments with the part number 784762-01. The RMX-4121 device belongs to the RMX-412x family of programmable power supply instruments by National Instruments. The NI RMX-4121 device can be regulated for different power measurements. The architecture and framework of the RMX-4121 includes a 1U height alongside a full-width enclosure.
The NI RMX-4121 Programmable Power Supply Device is designed to provide a maximum of 80 V for the analog output voltage range. The total output power from the RMX-4121 device is 750 W. The NI RMX-4121 device is assembled with different kinds of controlling functions like voltage control, current control, and power control, etc. The RMX-4121 device can show the status of basic electric parameters with their ratings. The National Instruments RMX-4121 Programmable Power Supply Device has a maximum current of 28 A. The NI RMX-4121 is used for testing high-level voltage and current ratings for systems with high power requirements.
The NI RMX-4121 Programmable Power Supply Device works with 100-240 VAC nominal input voltage measurements. The frequency for the RMX-4121 device is used in the range of 50-60 Hz. The NI RMX-4121 device is equipped with line and load regulations of ±10 mV. The RMX-4121 Programmable Power Supply Device is also manufactured with signal and alarm status, along with knobs for controlling and terminating their operations. The NI RMX-4121 device is compliant with the IEEE Std 488.2 – 1992 software standard protocol.
| Model | RMX-4121 |
|---|---|
| Manufacturer | National Instruments |
| Part Number | 784762-01 |
| Type | Programmable Power Supply Device |
| Total Output Power | 750 W |
| Analog Output Voltage Range | 0 V to 80 V |
| Maximum Current | 28 A |
| Rack Height | 1U |
| Rack Width | Full |
| Weight | 17.64 lb. |
| RMX-4121 Manual | User Manual and Maintenance Manual Available for Download |
| Price | Contact a sales representative for a quote. |
Associated part numbers for RMX-4121:
RMX-4121 PDF Manuals
RACK-MOUNT-PROGRAMMABLE-POWER-SUPPLIES-AND-LOADS-PRODUCT-FLYER.PDF
RMX-4120-4121-4122-4123-4124-4125-4126-4127-LETTER-OF-VOLATILITY.PDF
RMX-PROGRAMMABLE-POWER-SUPPLIES-SAFETY-INFORMATION-AND-INSTALLATION-GUIDE.PDF
RMX-PROGRAMMABLE-POWER-SUPPLIES-USER-MANUAL-AND-SPECIFICATIONS.PDF
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