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Reliance Electric 45C921 24VDC Shark XL Power Supply Module



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  • Part Number: 45C921
  • SKU: 45C921RE
  • Manufacturer: Reliance Electric
  • Series: Shark XL

45C921 Technical Specifications

Manufacturer Reliance Electric
Series Shark XL
Part Number 45C921
Input Voltage 24 VDC

About the 45C921

The 45C921 unit is a power supply module that was made for the Shark XL series by Reliance Electric. This product, and the Shark XL series as a whole, is no longer in production. Despite that, we may still have the 45C921 power supply module and other Shark XL devices in stock. Our website will helpfully display the availability of this product.

There are two other power supply modules in the Shark XL series other than the 45C921 power supply module. These other two have the model numbers 45C920 and 45C922. Follow the links if you would like to learn more about these other two modules and find out how to order them from AX Control.

The 45C921 power supply module is the 24 VDC module. A power supply module is a necessary product within a Shark XL rack. The power supply module that you will use is determined by adding up the current requirements of each module. The 45C921 power supply module has terminals that are used for incoming power wires. The 45C921 power supply module uses Buss type fuses that are rated at 3 Amp, 250 V, GMA, or something equivalent.

When you are storing the 45C921 power supply module, be sure to keep it at a temperature between -20 degrees Celsius and +70 degrees Celsius. When the device is operating, it must be between 0 degrees Celsius and 55 degrees Celsius. The humidity of the environment, whether stored or operating, needs to be non-condensing at a range between 30% and 90%. This environment should be clear of any saline air, iron powder, or corrosive gases.

Frequently Asked Questions about 45C921

What terminals does the Reliance 45C921 have?
The 45C921 has a +24 VDC terminal and a 45C921 has a GND terminal to connect power wires to the 45C921. The 45C921 does not have an output terminal.
Where can I find a diagram of a 45C921?
You can find a diagram of the Reliance 45C921 in the Reliance Electric Shark XL II Series Manual. The diagram of the 45C921 is figure 2.2 in the manual. Please contact AX Control for a link to the manual.
Where should the 45C921 be installed?
The 45C921 shoudl be installed inside a Shark XL rack. Each Shark XL rack has a slot specifically designed to hold a power module. 
Can AX Control repair my 45C921?
Yes, AX Control can repair all devices we sell including the 45C921. Contact AX Control if your 45C921 needs repaired and we can make sure your device is fully funcitoning again. 

Repair Services For 45C921

Type Lead Time Price Action
Repair Service 1-2 weeks $531

Our highly skilled technicians can repair your 45C921. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

  • 48-72hr Rush Repair
  • Detailed Repair Reports
  • AX Control Certificate of Warranty

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty. A warranty certificate will be provided with your order upon request.
All PLCs, HMIs, and Turbine Control Boards: 3 Years
All AC/DC and Servo Drives: 2 Years
All Motors: 1 Year
Learn More

45C921 Manuals, White Papers, Data Sheets, and Troubleshooting