APX: Switching power supplies are in our nature

APX offers a comprehensive family of standard products with safety agency approvals for both North American & international applications. An engineering firm specializing in switching power supplies, APX takes pride in being a trusted, reliable supplier and partner to our customers. Read More

Engineer full 2
Engineer full 3
Engineer full 1
Engineer full 4
Engineer full 5
Engineer full 6
Engineer full 7
Engineer full 8
Engineer full 9
eng full 10

Have a Question? Call us!

Located at our New York headquarters, our professional customer service team is here to provide you with convenient easy access to product information, product design, ongoing engineering support, customer service, and shipment control.
Need an answer from an engineer?
Give us a call: 1-516-433-1313

What's New?

APX Medical Brochure 2013.jpg
APX Staff
Nov 15, 2013

The New APX Medical Brochure is out and available for download (below).
This features many of our Medical Power Supplies which all meet IEC 60601-1, EN 60601-1:2006 (3rd Edition), 

IB10D - IB36D Product Pic
APX Staff
Nov 13, 2013

• Universal Input 100 – 240 VAC
• 5 VDC to 48 VDC
• 10 to 36 Watts
• ...

SM160Q Product Pic (160 Watt, UL IEC EN 60601-1 3rd Edition).png
APX Staff
Aug 12, 2013
• Medical Grade Desktop, UL / IEC / EN 60601-1 3RD EDITION
• Universal Input, 160 Watts Output
• 12V, 19V, 24V & 48V DC Output
• IEC320-C14 or C6 Input Socket
• Energy Efficiency Level V, Erp Stage 2 Approved, RoHS 2...
Grounding Picture
APX Staff
May 22, 2013

There are generally two standard configurations when it comes to grounding in a switching power supply.
One method for a normal three wire line input is having the AC ground connected only to the inlet ground terminal.  In this method, there is no connection to the output ground,...

LED Driver, LED Bulbs
APX Staff
Apr 18, 2013

In order for typical LEDs to work, they require a DC voltage source.  Depending upon how many LEDs are being powered and how they are wired, they will best employ either a constant voltage or constant current supply.
LED arrays with a built-in driver module will only need a ...