FANUC A16B-2203-0370 PSU

  • Power supply unit for 15-B, RJ3iB
  • Exchange in stock. $595.00 USD
  • 24 hour repair turnaround

12 month warranty, same day ship

SKU: a16b-2203-0370 Category:



Fanuc A16B-2203-0370 Power Supply Unit. The A1 PSU for the GE FANUC SERIES 15i-A series or RJ3 Robot controler. In most cases, they power smaller configuration two slot backplane Fanuc controls.

It’s made specifically for GE Fanuc series 15i-B and fitted on RJ3iB robot control systems used on many machines within the machining industries. The Fanuc A16B-2203-0370 has an inbuilt input unit and takes a 200volt single phase supply and supplies power to the control via the backplane as well low current 24V ext supplies if required. Further this PSU also has a mini slot for additional functionality.

Benefits of ordering Fanuc A16B-2203-0370 from CNC?

CNC West offer extensive services for Fanuc products including this psu with its own built in input power unit. Fanuc itself has been a widely known manufacturer of industrial parts for more than 50 years. Their products are trusted by numerous business owners allowing Fanuc too become the largest CNC and FA manufacturer in the world. This product is a low power supply unit, and all of our Fanuc products are tested prior to being sent to customers.

The Fanuc A16B-2203-0370 is designed to make it easy to integrate automation into your manufacturing facilities. Furthermore, the device is fairly lightweight at only 2 pound. The product comes with a one-year warranty so if you have any problems, you’ll be able to get it repaired or replaced if problems occur within a year of purchase.

Our shipping, repair, testing policies: A16B-2203-0370

If you ever need to get this product repaired, we’ll fix it within 24 hours or less. This is not considered a rush or urgent service. Our repair services are also covered by the product’s one-year warranty. If you order this product from us before 3.30PM and its in stock; then we should be able to ship same day. Similar to our ability to repair, we also offer testing of this A1 type PSU. Check our Fanuc alarm pages for known issues.


The Fanuc A16B-2203-0370 is used by business owners all over the world, and it’s designed to bring a steady supply of electricity to a GE Fanuc 15i-MB, 15i-TB CNC’s and RJ3iB robot controllers. These types of control systems are commonly used in manufacturing facilities that use CNC and or robotics.

Interested in learning more? Contact us if you wish to discuss options for surplus, exchange or repair of your A16B-2203-0370 at (619) 477-9011 or by email at sales@cnc-electronics.net. We’d be happy to answer your questions and give you a free copy of our 2020 catalog!

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